EREGENT PLEASE HURRY DONT LIE

EREGENT PLEASE HURRY DONT LIE

Answers

Answer 1
One way to create an expression that includes a set of parentheses so that the value of the expression is 5 is:

(32 ÷ (10 - 8)) ÷ (2 - 3) + 3

Let's break it down:

First, we group the division by (10 - 8) using parentheses:

32 ÷ (10 - 8) - 8 ÷ 2 - 3

Next, we simplify the expression inside the parentheses:

32 ÷ 2 - 8 ÷ 2 - 3

Then, we simplify the division by 2:

16 - 4 - 3

Next, we subtract 4 from 16 and simplify further:

12 - 3

Finally, we add 3 to get:

9

However, this value is not equal to 5. To make the value equal to 5, we need to add a set of parentheses and modify the expression further:

(32 ÷ (10 - 8)) ÷ (2 - 3) + 3

= (32 ÷ 2) ÷ (2 - 3) + 3 // Group the division by 10 - 8 inside the parentheses
= 16 ÷ (-1) + 3 // Simplify 2 - 3 to -1
= -16 + 3 // Simplify 16 ÷ (-1) to -16
= -13 // Simplify -16 + 3 to -13

Now the value of the expression is -13, which is not equal to 5. To make it equal to 5, we can multiply the entire expression by -1:

-(32 ÷ (10 - 8)) ÷ (2 - 3) - 3

= -(-16) ÷ (-1) - 3 // Apply the multiplication by -1
= 16 ÷ (-1) - 3
= -16 - 3
= -19

Now the value of the expression is -19, which is not equal to 5 either. Therefore, it is not possible to create an expression that includes a set of parentheses so that the value of the expression is 5 using the given expression.

Related Questions

What integer is equivalent to 9\frac{3}{2}[/tex]

Answers

Answer:

7.

Step-by-step explanation:

To find what is equivalent to it:

[tex]9\frac{3}{2}[/tex]

You have to simplify it into an improper fraction:

21 / 3

= 7

Answer:

the correct answer is 7 according to me

Need help by today quick

Answers

Step-by-step explanation:

i dony know the answer of this question

Find the sample space for rolling two 8-sided die.

Find the following probabilities

P (sum = 11)

P (sum < 6)

P ( sum is greater than or equal to 7)

P ( sum is a multiple of 3 or a multiples of 4)

Answers

For the given sample space we have the probabilities as follows: 1. P(sum=11) = 6/64 = 3/32 2. P (sum < 6) = 10/64 3. P ( sum is greater than or equal to 7) = 49/64 4.  P(sum is a multiple of 3 or a multiple of 4) = 33/64.

What is probability?

Probability refers to potential. A random event's occurrence is the subject of this area of mathematics. The range of the value is 0 to 1. Mathematics has included probability to forecast the likelihood of certain events. The degree to which something is likely to happen is basically what probability means. You will understand the potential outcomes for a random experiment using this fundamental theory of probability, which is also applied to the probability distribution.

For the sample space of rolling two 8 sided die we have:

1. P (sum = 11):

The samples that give the sum equal to 11 are:

(3, 8), (4, 7), (5, 6), (6, 5), (7, 4), and (8, 3)

Thus,

P(sum=11) = 6/64 = 3/32

2. P (sum < 6):

(1, 1), (1, 2), (1, 3), (1, 4)

(2, 1), (2, 2), (2, 3)

(3, 1), (3, 2)

(4, 1)

Thus, P (sum < 6) = 10/64

3. P ( sum is greater than or equal to 7):

(1, 6), (1, 7), (1, 8) = 3

(2, 5), (2, 6) (2, 7), (2, 8) = 4

(3, 4), (3, 5) (3, 6) (3, 7) (3, 8) = 5  

(4, 3) (4, 4) (4, 5) (4, 6), (4, 7) (4, 8) = 6

(5, 2) (5, 3) (5, 4) (5, 5) (5, 6) (5, 7) (5, 8) = 7

(6, 1) upto (6, 8) = 8

(7, 1) upto (7, 8) = 8

(8, 1) upto (8, 8) = 8

Total = 3 + 4 + 5 + 6 + 7 + 8 + 8 + 8 = 49

Thus, P ( sum is greater than or equal to 7) = 49/64

4. P (sum is a multiple of 3 or a multiple of 4):

Multiple of 3: 3, 6, 9, 12, ........

(1, 2) (1, 5) (1, 8) (2, 1) (2, 4) (2, 7) (3, 1) (3, 3) (3, 6) (4, 2) (4, 5) (4, 8) (5, 1) (5, 4) (5, 7), (6, 3), (6, 6) (7, 2) (7, 5) (7, 8) (8, 1) (8, 4), (8, 7) = 23

Multiple of 4: 4, 8, 12, 16, .........

(1, 3) (1, 7) (2, 2) (2, 6) (3, 1) (3, 5) (4, 4) (4, 8), (5, 3), (5, 7), (6, 2), (6, 6) (7, 1) (7, 5) (8, 4) (8, 8) = 16

Common terms = 6

Thus, P(sum is a multiple of 3 or a multiple of 4) = 23 + 16 - 6 / 64 = 33/64

Learn more about probability here:

https://brainly.com/question/11234923

#SPJ1

What did I do wrong here in my answer?

Answers

Answer:

please see the attached I put the answer

Step-by-step explanation:

you answer were correct but you change the sign one of them will be positive.

a) what is 10% of 30?
d) what number is 10% more than 30

Answers

a

Answer:

10% of 30

=10/100×30

=3

you visit the tallest building in a city and drop a penny off the edge of the observation deck. the distance the penny will fall is 16 feet the first second, 48 feet the next second, 80 feet the third second, and then it will continue falling at the same rate. how many feet will the penny fall during the 8th second? 384 feet

Answers

The penny will fall from distance of 232 feet during the 8th second only, as it falls 960 feet in the first 8 seconds, but 728 feet in the first 8 seconds.

The distance the penny falls each second is increasing by 32 feet (16 feet + 32 feet = 48 feet, 48 feet + 32 feet = 80 feet, and so on). Therefore, during the 8th second, the distance it will fall is:

16 + 48 + 80 + ... + (8 - 1) * 32 feet

Using the formula for the sum of an arithmetic sequence, we get:

(8 / 2) * (16 + (8 - 1) * 32) feet

= 4 * (16 + 7 * 32) feet

= 4 * 240 feet

= 960 feet

So the penny will fall 960 feet during the first 8 seconds. However, we need to subtract the distance it fell during the first 7 seconds to find the distance it fell during the 8th second only. The total distance it fell during the first 7 seconds is:

16 + 48 + 80 + ... + (7 - 1) * 32 feet

= (7 / 2) * (16 + (7 - 1) * 32) feet

= 3.5 * (16 + 6 * 32) feet

= 3.5 * 208 feet

= 728 feet

Therefore, the penny will fall 960 - 728 = 232 feet during the 8th second only.

To know more about Distance:

https://brainly.com/question/29031157

#SPJ4

temperature different between the warm upper surface of the ocean and the colder deeper level can be utilized to convert thermal energy to mechanical energy. this mechanical energy can in turn be used to produce electrical power using a vapor turbine. let x denote the difference in temperature between the surface of the water and the water at a depth of 1 kilometer. measurements are taken at 15 randomly selected sites in the gulf of mexico. these data result in the following temperature: 22.5 23.8 23.2 22.8 10.1 23.5 24.0 23.2 24.2 24.3 23.3 23.4 23.0 23.5 22.8 a) construct a double stem-and-leaf diagram for these data. b) find the sample mean, sample median, and sample standard deviation for these data. c) note that the starred observation in the data set is very different from the others. it is potential outlier. construct a boxplot for these data to verify that the value 10.1 dose, in fact, qualify as an outlier. d) to see the effect of this outlier, drop it from the data set and calculate the sample mean, median, and standard deviation for the remaining 14 observation. which measure is least affected by the presence of the outlier? do you see why it is desirable to report both the mean and median of a data set?

Answers

(a) 22.5 = 22 is the stem and 8 is the leaf., 23.8 = 23 is the stem and 8 is the leaf.(c) 23.2 = 23 is the stem and 2 is the leaf.(d) 22.8 = 22 is the stem and 8 is the leaf.(e) 10.1 = 10 is the stem and 1 is the leaf.(f) 23.5 = 23 is the stem and 5 is the leaf.(g) 24.0 = 24 is the stem and 0is the leaf.(h) 23.2 = 23 is the stem and 2 is the leaf.(g) 24.2 = 24 is the stem and 2 is the leaf.(i) 24.3 = 24 is the stem and 3 is the leaf.(j) 23.3 = 23 is the stem and 3 is the leaf.(k) 23.4 = 23 is the stem and 4 is the leaf.(l) 23.0 = 23 is the stem and 0 is the leaf.(m)23.5 = 23 is the stem and 5 is the leaf.

And (n) 22.8 = 22 is the stem and 8 is the leaf.

(b) Sample Mean = 22.50 and Sample median = 47.4

(c) A box and scatter chart or chart (also called a box chart) is a chart that shows data.

(d) Outliers affect the mean value of the data but have little effect on the median or mode of a given set of data.

(a) Given data set is:

22.5, 23.8, 23.2, 22.8, 10.1, 23.5, 24.0, 23.2, 24.2, 24.3 ,,23.3, 23.4 ,23.0, 23.5, 22.8.

We know some of the facts about stem and leaf diagram:

1) The stem is the first digit or digits;

2) The leaf is the final digit of a value;

3) Each stem can consist of any number of digits; but.

4) Each leaf can have only a single digit.

based on the given information:

(a) 22.5 = 22 is the stem and 8 is the leaf.

(b) 23.8 = 23 is the stem and 8 is the leaf.

(c) 23.2 = 23 is the stem and 2 is the leaf.

(d) 22.8 = 22 is the stem and 8 is the leaf.

(e) 10.1 = 10 is the stem and 1 is the leaf.

(f) 23.5 = 23 is the stem and 5 is the leaf.

(g) 24.0 = 24 is the stem and 0is the leaf.

(h) 23.2 = 23 is the stem and 2 is the leaf.

(g) 24.2 = 24 is the stem and 2 is the leaf.

(i) 24.3 = 24 is the stem and 3 is the leaf.

(j) 23.3 = 23 is the stem and 3 is the leaf.

(k) 23.4 = 23 is the stem and 4 is the leaf.

(l) 23.0 = 23 is the stem and 0 is the leaf.

(m)23.5 = 23 is the stem and 5 is the leaf.

(n) 22.8 = 22 is the stem and 8 is the leaf.

(b) Sample Mean = 22.5+ 23.8 + 23.2+ 22.8+ 10.1+ 23.5+ 24.0+ 23.2+ 24.2+ 24.3 + 23.3+ 23.4 +23.0 + 23.5+ 22.8 ÷ 15

                            = 22.50

    Sample Median = 23.2 + 24.2 ÷ 2

                               = 47.4

(c) The boxplot is a graphical representation of the data distribution based on five numerical points ("minimum", Q1 [Q1], median, Q3 [Q3], and "Maximum"). It can give you information about its benefits and benefits.

(d) The median is generally a better measure of the center when there are extreme values or outliers because it is not affected by the precise numerical values of the outliers. The mean is the most common measure of the center.

Learn more about Median:

https://brainly.com/question/28060453

#SPJ4

identify the time being asked
12-hour and 24-hour
3 hrs and 2 mins before 8:40 am
half past three in the afternoon
9 minutes to midnight
quarter after 00:00 H
quarter to 19:00 H
half past 13:00 H
5 to 23:00 H

Answers

The time clocks necessarily follow two formats which are 12-hour format and 24-hour format.

Equations

12-hour:

half past three in the afternoon

9 minutes to midnight

quarter after 00:00 H (this should be "quarter after 12:00 am")

quarter to 19:00 H

half past 13:00 H

5 to 23:00 H

24-hour:

03:02 before 08:40

15:30

23:51

00:15

18:45

13:30

22:55

What are the different time formats?

The most typical time format in the United States, Canada, and some other English-speaking nations is the 12-hour clock. It employs the digits 1 through 12 to represent the hours, and "am" or "pm" to denote morning or afternoon/evening, respectively.

The majority of non-American nations, including most of Europe and the rest of the globe, use the 24-hour clock as their primary time system. The hours are denoted by the digits 0-23, with no distinction made between morning and afternoon/evening.

Decimal time: In some nations, including France, the day is split into ten hours, each hour into one hundred minutes, and each minute into one hundred seconds.

To know more about time clocks, click here,

https://brainly.com/question/14254123

#SPJ1

b. the researchers want to know if the data provide strong evidence that, on average, u.s. adults' weight changes between thanksgiving and january. the appropriate null hypothesis for this study is:

Answers

The appropriate null hypothesis for this study is that there is no significant difference between the mean weight of U.S. adults before and after the Thanksgiving holiday period.

The null hypothesis is a statement that there is no significant difference between two groups being compared. In this case, the two groups are the weight of U.S. adults before and after the Thanksgiving holiday period. The null hypothesis assumes that there is no significant difference between these two groups.

To test this hypothesis, the researchers will collect data on the weight of U.S. adults before and after Thanksgiving and compare the mean weight of the two groups. If the mean weight after Thanksgiving is significantly different from the mean weight before Thanksgiving, the null hypothesis will be rejected, and the researchers can conclude that there is strong evidence that the weight of U.S. adults changes between Thanksgiving and January.

Therefore, the appropriate null hypothesis for this study is that there is no significant difference between the mean weight of U.S. adults before and after the Thanksgiving holiday period.

To learn more about null hypothesis here:

brainly.com/question/28920252#

#SPJ11

Graph the function f (x) = 1/2 x + 3

Answers

See the graphed function image below.

a dentist believes that patients with depression have higher rating of tooth pain. in the general population, using a scale of 1-10 with higher values indiciating more pain, the average pain rating for patients with toothaches is 6.6. a sample of 30 patients that show high levels of depression have an average pain rating of 7.2 (variance 0.8). is this dentist's claim supported?

Answers

The calculated t-statistic (3.24) is greater than the critical value (1.699), reject the null hypothesis

How to find hypothesis?Identify the null and alternative hypotheses:
Null hypothesis (H0): The average pain rating for depressed patients is equal to the general population, 6.6.
Alternative hypothesis (H1): The average pain rating for depressed patients is greater than the general population, 6.6.Calculate the t-statistic:
t = (sample mean - population mean) / (sample standard deviation / sqrt(sample size))
t = (7.2 - 6.6) / (sqrt(0.8) / sqrt(30))
t ≈ 3.24Determine the critical value and compare with the calculated t-statistic:
Choose a significance level, commonly α = 0.05 for a one-tailed test. With 29 degrees of freedom (30 - 1), the critical t-value is approximately 1.699.

Since the calculated t-statistic (3.24) is greater than the critical value (1.699), we reject the null hypothesis.
In conclusion, the dentist's claim is supported.

Learn more about hypothesis

brainly.com/question/29519577

#SPJ11

Write the arithmetic series in summation notation.

Answers

The arithmetic series can be written in summation notation as:

∑_{i=1}⁶ 5i = 5 + 10 + 15 + 20 + 25 + 30 = 105.

What is arithmetic series?

The sum of a series in which each term is computed from the preceding one by adding and subtracting constants is known as an arithmetic series. Alternately, we could say that an arithmetic progression is a set of numbers where, for every pair of successive terms, the second number is obtained by adding a fixed amount to the first.

The common difference in this arithmetic series is 10 - 5 = 5. Therefore, the nth term of the series is given by a_n = 5n.

The first term of the series is 5, which corresponds to n = 1. The last term is 30, which corresponds to n = 6.

The sum of an arithmetic series can be calculated using the formula: S_n = (n/2)(a_1 + a_n), where S_n is the sum of the first n terms, a_1 is the first term, and a_n is the nth term.

Substituting the values of a_1, a_n, and n, we get:

S_6 = (6/2)(5 + 30) = 3(35) = 105

Therefore, the arithmetic series can be written in summation notation as:

∑_{i=1}⁶ 5i = 5 + 10 + 15 + 20 + 25 + 30 = 105.

Learn more about arithmetic expression on:

https://brainly.com/question/14921993

#SPJ1

can yall also help me with this pls I will litterally be so happy!!!!

Answers

Answer: u = -15/32 ( check if you can simplify, I didn't)

- subtraction/negative

x multiplication

/ division/fraction bar

Step-by-step explanation:

-8/3u -1/2 = 3/4

         +1/2   +1/2

-8/3u = 3/4 + 1/2

                     x2

            3/4 + 2/4

-8/3u = 5/4

x-3/8     x-3/8

u = -15/32

Mikey bought a tablet at a discount of 40% off of the original price. If he paid $48, then how much was the original price of the tablet? Hint: What percentage did he actually end up paying? Use that when solving. Group of answer choices $32.00 $12.80 $80.00 $19.20

Answers

Answer:

$80.00

Step-by-step explanation:

Price Paid: $48

Discount Received: 40%

Percentage Paid: 100% - 40% = 60%

$48 / 60% =  $48/0.6 = $80

Answer:

80.00

Step-by-step explanation:

I don't know why, but you don't need the explanation so I have none.

Two parallel lines cut by a transversal

Answers

So the angle measure for ∠L is 22.5° when two parallel lines cut by a transversal.

What is transversal?

In geometry, a transversal is a line that intersects two or more other lines in a plane. When a transversal intersects two parallel lines, it creates a series of corresponding angles, alternate angles, and interior angles, which have specific relationships and properties.

Here,

Since lines a and b are parallel, we know that alternate interior angles are congruent. Therefore, we have:

∠F = ∠L + 180° - 135°

Simplifying this expression, we get:

∠F = ∠L + 45°

Substituting the value of ∠F as 67.5°, we can solve for ∠L:

67.5° = ∠L + 45°

22.5° = ∠L

The relationship between ∠F and ∠L is that they are supplementary angles, meaning they add up to 180°. This is because they are on opposite sides of the transversal and both intersect with the same parallel lines a and b.

To know more about transversal,

https://brainly.com/question/27332771

#SPJ1

Complete question:

Two parallel lines cut by a transversal. For our safety, it is important that drivers recognize a stop sign immediately. Stop signs are made with exact side and angle measurements to form a regular octagon. They are red so they are easy to see. The three lines drawn below are straight lines. Lines a and b are parallel. a) The stop sign is a regular octagon, so the measure of ∠F must be 67.5°. What is the angle measure for ∠L? Describe the relationship between ∠F and ∠L. (1 point)

Find the least-squares regression line y^=b0+b1x through the points
(−2,2),(2,9),(5,13,(7,19),(10,24),
and then use it to find point estimates y^ corresponding to x=1 and x=7.
For x=1, y^ =
For x=7, y^ =

Answers

The point estimate for least-squares regression line x=1 is approximately 3.85, and the point estimate for x=7 is approximately 24.02.

What is coefficient of linear regression?

In a linear regression, the coefficient of determination (R-squared) is a statistical indicator that shows how much of the variance in the dependent variable is explained by the independent variable (s). Higher values suggest a better fit of the regression line to the data, and it has a value between 0 and 1. R-squared is derived by dividing the regression's sum of squares (SSR) by the sum of all squares (SST).

The least-squares regression line is given by the formula:

b1 = Σ[(xi - x)(yi - y)] / Σ[(xi - x)²]

The means of x and y:

x = (−2 + 2 + 5 + 7 + 10) / 5 = 4.4

y = (2 + 9 + 13 + 19 + 24) / 5 = 13.4

Substituting the value we have:

Σ[(xi - x)(yi - y)] = (-2-4.4)(2-13.4) + (2-4.4)(9-13.4) + (5-4.4)(13-13.4) + (7-4.4)(19-13.4) + (10-4.4)(24-13.4) = 400.8

Σ[(xi - x)²] = (-2-4.4)²+ (2-4.4)² + (5-4.4)² + (7-4.4)² + (10-4.4)² = 86.8

Thus, the value of:

b1 = Σ[(xi - x)(yi - y)] / Σ[(xi - x)²] = 400.8 / 86.8 ≈ 4.617

Now, for y-intercept we have:

b0 = y - b1x = 13.4 - 4.617(4.4) ≈ -0.767

y = -0.767 + 4.617x

Now, the point estimate is:

For x=1, y = -0.767 + 4.617(1) ≈ 3.85

For x=7, y = -0.767 + 4.617(7) ≈ 24.02

Therefore, the point estimate for x=1 is approximately 3.85, and the point estimate for x=7 is approximately 24.02.

Learn more about linear regression here:

https://brainly.com/question/29665935

#SPJ1

2. When finding statistical measures of sampling distributions, some measures are biased. Which (1 point)
of the following represents a biased statistical measure?
Omedian
Omean
Ovariance
Oproportion

Answers

The biased statistical measure among the given options is mean.

What is Statistical bias?

Statistical bias is anything that leads to a systematic difference between the true parameters of a population and the statistics used to estimate those parameters.

Why is mean of sampling distribution biased?

The mean of a sampling distribution is biased when the sample is drawn from a non-normal population or when the sample size is small. In such cases, the mean tends to be pulled towards the extremes of the distribution, resulting in a biased estimate of the population mean.

In contrast, the median is a robust measure that is less affected by extreme values, and is therefore less likely to be biased. The variance and proportion are also unbiased measures of the sampling distribution.

To know more about biased statistical measure, click here

https://brainly.com/question/27628106

#SPJ1

You bake a cookie in the shape of a regular dodecagon. If the edge of the dodecagon is 6 cm, what is the area of the top of the cookie?

Answers

Answer:

Step-by-step explanation:

it would be shaped like a but because you cut it into 6cm

13. Calculate the volume of the composite figure. Leave in terms of pi.

Answers

Answer: 700π/3 OR 233.33π

Step-by-step explanation:

Volume of Cylinder = [tex]\pi r^2h[/tex]

Volume of Hemisphere = [tex]\frac{2}{3}\pi r^3[/tex]

[tex]V_{c}[/tex]  = 5² x 6 x π

[tex]V_{c}[/tex]  = 25 x 6 x π

[tex]V_{c}[/tex]  = 150π

[tex]V_{h}[/tex] = (2 x 5³ x π) / 3

[tex]V_{h}[/tex] = (2 x 125 x π) / 3

[tex]V_{h}[/tex] = 250π/3

[tex]V_{T}[/tex] = [tex]V_{c}[/tex] + [tex]V_{h}[/tex]

[tex]V_{T}[/tex] = 150π + 250π/3

[tex]V_{T}[/tex] = 700π/3 OR 233.33π

Francium is a radioactive element discovered by Marguerite Perey in 1939 and named after her country. Francium has a half-life of 22 minutes.
A) Write an expontential function that models the mass show many grams remain from a 480-gram sample after t minutes.
B) How many grams remain after 2 hours?

Answers

A) The exponential function that models the mass show many grams remain from a 480-gram sample after t minutes is G(t) = 22(1/2)^(t/5.5)

B) The grams that remain after 2 hours is 51.42 grams.

What is the definition of half life?

A substance's half-life is the amount of time needed for half of a radioactive substance to decay. It is a word that is used in nuclear chemistry to describe how quickly unstable atoms undergo radioactive decay into other nuclear species by emitting particles or the amount of time needed for the rate of disintegrations per second of radioactive material in order to reduce by half of its initial value.

Given:

The half-life of goo is 22 minutes/4 = 33.75 minutes

b) A formula for the amount remaining could be ...

G(t) = 22(1/2)^(t/5.5)

c) After 2 hours, the amount remaining is ...

G(120) = 135(1/2)^(47/33.75) ≈ 51.42 . . . grams

To learn more about half-life, visit:

https://brainly.com/question/23464654

#SPJ1

A). After t minutes, the exponential function used to describe the mass remaining from a 480-gram sample is [tex]G(t) = 22(\frac{1}{2} )^{(t/5.5)}[/tex]

B). 51.42 grammes are still there after two hours.

What is the definition of half life?

The amount of time required for a radioactive substance to decay by half is known as its half-life. It is a term used in nuclear chemistry to describe how quickly unstable atoms transform into different nuclear species by emitting particles or how long it takes for the rate of radioactive material's disintegrations per second to fall by half of its initial value.

Given:

The half-life of goo is 22 minutes/4 = 33.75 minutes

b) The amount left could be calculated using the method...

[tex]G(t) = 22(\frac{1}{2} )^{(t/5.5)}[/tex]

c) The amount left after two hours is...

[tex]G(120)=135(\frac{1}{2} )^{(\frac{47}{33.5} )}[/tex] ≈ 51.42 . . . grams

To know more aout exponential function, visit:

https://brainly.com/question/2456547

#SPJ1

in the counting letters examples, the dictionary used to keep track of letter frequencies uses the count as the key. true false

Answers

Answer:

False

Step-by-step explanation:

The answer is False

The given statement is false, as the letters are used as keys in the dictionary.

The dictionary used in counting letters examples to keep track of letter frequencies uses the letters as the key and the count as the value. This means that for each letter encountered in a string, the value corresponding to the key (letter) in the dictionary is incremented by 1.

For example, if the string is "hello", the dictionary would initially be empty, and for each letter encountered in the string, the value for the corresponding key in the dictionary would be incremented by 1, resulting in a dictionary like {"h": 1, "e": 1, "l": 2, "o": 1}.

Therefore, the correct answer is false, as the letters are used as keys in the dictionary.

To learn more about dictionary here:

brainly.com/question/547574#

#SPJ11

some one please help me!! i don’t understand how i solve for the hemisphere to get the composite volume??

Find the volume of the following composite figure. Round to the nearest hundredth

Answers

The volume of a hemisphere is 66.9cm³

Volume of cube is 768cm³

Composite volume is 834.9cm³

Define Volume of cube

The volume of a cube is the amount of space enclosed within the boundaries of a cube. A cube is a three-dimensional object with six congruent square faces, all of which meet at right angles.  Therefore, the formula for calculating the volume of a cube is:

Volume = side length x side length x side length = side³

Given:

Sides of cube

a=8cm

b=8cm

c=12cm

Radius of hemisphere=4cm

The volume of a hemisphere = (1/3)πr³cubic centimeters.

=1/3×π×4³

=66.9cm³

Volume of cube=a×b×c

=8×8×12

=768cm³

Composite volume=The volume of a hemisphere + Volume of cube

=66.9+768

=834.9cm³

To know more about angles, visit:

https://brainly.com/question/13954458

#SPJ1

1. what is the value of *(p 2)? 2. what is the value of q - p? 3. is (p > q) true or false? 4. is (*p > *q) true or false?

Answers

The following is a conditional statement: If an is true, then b is true. A conditional statement is a statement that can be written in the form “If P then Q,” where P and Q are sentences.

If p, then q, or "p implies q," is the conditional of q by p, and it is symbolised by p q. If both p and q are true, then it is false; otherwise, it is true. Contrapositive: "If q then p" is the opposite of a conditional statement of the form "If p then q."

Has a truth value of true if both a and b are true.

In addition to b's truth value, an is untrue.

if an is true and b is false, and has a truth value of false.

Then, with relation to the following claims:

1. p -> q

This sentence is true because p and q are both true.

2. p -> q

This is a false assertion because p is true and q is false..

3. p->q

Regardless of the truth value of q, this assertion is true because p is false.

4. ∼p -> q

P is the inverse of p. P is false if and only if p is true. And regardless of the truth value of q, this assertion is accurate.

To know more about conditional statement

https://brainly.com/question/20564743

#SPJ4

The complete question is

What is the truth value for the following conditional statement?

1.)

p: true

q: true

p → q

2.)

p: true

q: false

p → q

3.)

p: false

q: false

p → q

4.)

p: true

q: true

∼p → q

write out the form of the partial fraction decomposition of the function (see example). do not determine the numerical values of the coefficients. (a) x^4 (x^3 + x) / (x^2 – x^4) (b) 4 / x^6 − 8x^3

Answers

(a) A/x + Bx + [tex]C/(1 + x) + Dx^2 + Ex/(1 - x) + Fx^2[/tex]

(b)A/x + [tex]B/x^2 + C/x^3[/tex] + D/(x - 2) + [tex]E/(x^2[/tex]+ 2x + 4) + F/(x + 2) + [tex]G/(x^2[/tex] - 2x + 4)

How to find partial fraction?

(a) To perform partial fraction decomposition on the function:

[tex](x^4 (x^3 + x)) / (x^2 - x^4)[/tex]

we first factor the denominator:

[tex]x^2 - x^4 = x^2(1 - x^2) = x^2(1 + x)(1 - x)[/tex]

The partial fraction decomposition of the function is:

[tex](x^4 (x^3 + x)) / (x^2 - x^4) = A/x + Bx + C/(1 + x) + Dx^2 + Ex/(1 - x) + Fx^2[/tex]

where A, B, C, D, E, and F are constants to be determined.

How to find partial fraction?

(b) To perform partial fraction decomposition on the function:

[tex]4 / (x^6 - 8x^3)[/tex]

we first factor the denominator:

[tex]x^6 - 8x^3 = x^3(x^3 - 8) = x^3(x - 2)(x^2 + 2x + 4)(x + 2)(x^2 - 2x + 4)[/tex]

The partial fraction decomposition of the function is:

[tex]4 / (x^6 - 8x^3)[/tex] = [tex]A/x + B/x^2 + C/x^3[/tex] + D/(x - 2) + [tex]E/(x^2 + 2x + 4) + F/(x + 2)[/tex] + [tex]G/(x^2 - 2x + 4)[/tex]

where A, B, C, D, E, F, and G are constants to be determined.

Learn more about partial fraction

brainly.com/question/30894807

#SPJ11

EASY 7TH GRADE MATH NEED DONE TODAY
the tens digit of a 2 digit number is 3 more than twice the units digit. if the digits are reversed, the new number is 54 less than the original number

Answers

A two-digit number's tens digit is three times larger than its units digit. Reversing the digits results in a new number that is 54 less than the original. The reversal of the original number is 651, which equals 156.

Let's name the units digit "u" and the tens digit of the original number "t."

From the first statement, we know that:

t = 2u + 3

From the second statement, we know that when the digits are reversed, the new number is 54 less than the original number. Using an equation, we can visualize this:

10u + t = 10t + u - 54

Now we can substitute the first equation (t = 2u + 3) into the second equation:

10u + (2u + 3) = 10(2u + 3) + u - 54

Simplifying this equation, we get:

12u + 33 = 21u - 24

Subtracting 12u from both sides, we get:

33 = 9u - 24

Adding 24 to both sides, we get:

57 = 9u

Dividing both sides by 9, we get:

u = 6

Now we can use the first equation (t = 2u + 3) to find the value of t:

t = 2u + 3 = 2(6) + 3 = 15

Therefore, the original number is 156 (with tens digit 1 and units digit 6) and the reversed number is 651. And indeed, 651 is 54 less than 156.

The complete question is:-

The tens digit of a 2-digit number is 3 more than twice the units digit. if the digits are reversed, the new number is 54 less than the original number. Find the number.

To learn more about the original number, refer:-

https://brainly.com/question/13318904

#SPJ1

There are 30 people in the group, 20% of them are wearing red. How many people are wearing red?

Answers

Answer:

Step-by-step explanation:

a cylindrical package to be sent by a postal service can have a maximum combined length and girth (perimeter of a cross section) of 114 inches. find the dimensions (in inches) of the package of maximum volume that can be sent.

Answers

The dimensions of the package of maximum volume that can be sent are approximately 7.8 inches in radius and 21.3 inches in height.

Let's assume that the package has a height 'h' and a radius 'r'. The perimeter of the cross-section of a cylinder is the circumference of the circle plus the height multiplied by two, which can be written as:

Perimeter = 2πr + 2h

Given that the maximum combined length and circumference is 114 inches, we can write:

2πr + 2h + 2r = 114

Simplifying this equation, we get:

πr + h = 57 - r ----(1)

The volume of the cylinder is given by:

[tex]V = πr^2h[/tex]

Now, we can use equation (1) to eliminate 'h' from the volume equation:

[tex]V = πr^2(57 - r - πr)[/tex]

Expanding and simplifying this equation, we get:

[tex]V = πr^3 - π^2r^3/3 + 57πr^2 - 57π^2r[/tex]

To find the dimensions of the package that maximize the volume, we need to find the value of 'r' that maximizes the volume. We can do this by taking the derivative of the volume equation with respect to 'r' and setting it equal to zero:

[tex]dV/dr = 3πr^2 - π^2r^2 + 114πr - 57π^2 = 0[/tex]

Solving for 'r', we get:

r ≈ 7.8 inches

Substituting this value of 'r' back into equation (1), we can find the value of 'h':

h ≈ 21.3 inches

Therefore, the dimensions of the package of maximum volume that can be sent are approximately 7.8 inches in radius and 21.3 inches in height.

Learn more about dimensions at

brainly.com/question/29467522

#SPJ4

Work put the equation of the line which has a gradient of 3 and passes through the point (-1,3).

Answers

y = 3x + 6 is the equation of the line with gradient 3 and passing through the point (-1,3).

The equation of a straight line with gradient m and passing through the point (x₁, y₁) is given by:

y - y₁ = m(x - x₁)

In this case, we have a gradient of m = 3 and a point (x₁, y₁) = (-1, 3). Plugging in these values, we get:

y - 3 = 3(x - (-1))

Simplifying this equation, we get:

y - 3 = 3x + 3

Adding 3 to both sides, we get:

y = 3x + 6

Therefore, the equation of the line with gradient 3 and passing through the point (-1,3) is y = 3x + 6.

To learn more about straight line with gradient click here

brainly.com/question/1852598

#SPJ1

Circle C is centered at the origin. If Q(10,0) lies on circle C, which of the following points also lies on circle C?

Answers

If the point Q(10,0) lies on the circle, then the other points that lie on the circle C are (a) (5 , 5√3) and (b) (6,4).

We know that, if "circle C" is centered at the origin, its equation is of the form ⇒ x² + y² = r², where r is = radius of circle,

We know that point Q(10,0) lies on circle C, so we substitute its coordinates into the equation of the circle to find the value of r:

⇒ 10² + 0² = r²,

⇒ r² = 100,

⇒ r = 10,

So, the equation of circle C is : x² + y² = 100,

Now, we check each of the given points to see which ones lie on the circle:

Option (a) : (5 , 5√3)

⇒ 5² + (5√3)² = 100,

⇒ 25 + 75 = 100,

The point (5 , 5√3)lie on circle.

Option (b) : (6,4)

⇒ 6² + 4² = 100,

⇒ 36 + 16 = 100,

The point (6,4) lies on circle.

Option (c) : (4,5√3)

⇒ 4² + (5√3)² = 100,

⇒ 16 + 75 = 91 ≠ 100,

This point (4,5√3) does not lie on circle.

Option (d) : (3 , √34)

⇒ 3² + (√34)² = 100,

⇒ 43 ≠ 100

This point (3 , √34) does not lie on circle.

Therefore, (a) (5 , 5√3) and (b) (6,4) are the point that "lies-exactly" on the circle.

Learn more about Circle here

https://brainly.com/question/11233992

#SPJ1

The given question is incomplete, the complete question is

Circle C is centered at the origin. If Q(10,0) lies on circle C, which of the following points also lies on circle C?

(a) (5 , 5√3)

(b) (6,4)

(c) (4,5√3)

(d) (3 , √34)

6 ft
11 ft
13 ft
2 ft
13 ft

Answers

The area of the shaded portion as shown in the diagram is 118.74 ft².

What is area?

Area is the region bounded by a plane shape.

To calculate the area of the shaded portion, we use the formula below

Formula:

A = L²-(lw+πr²).................... Equation 1

Where:

A = Area of the shaded portionL = Length of the squarel = Length of the rectanglew = Width of the rectangler = Radius of the circle

From the diagram,

Given:

r = 3 ftl = 11 ftw = 2 ftL = 13 ft

Substitute these values into equation 1

A = (13²)-[(11×2)+(3.14×3²)]A = 169-50.26A = 118.74 ft²

Hence, the area of the shaded portion is 118.74 ft².

Learn more about area here: https://brainly.com/question/25092270

#SPJ1

Other Questions
PART A: In paragraph 10, what does the word "intelligentsia" mean?O A. a group of highly educated and highly skilled workersOB. a group of powerful Communist politiciansO C. a secret police force that identified people who were against the East Germany rulersO D. a new political and cultural party that stood against the GDR Consider four investments with otherwise equivalent characteristics. An owner of Investment A is allowed to expense the entire purchase price immediately for tax purposes. An owner of Investment B depreciates the purchase price of the investment over time but at a rate thataccelerates the expensing relative to the true economic depreciation. An owner of Investment C depreciates the investment at a rate that matches the true economic depreciation. An owner of Investment D depreciates the investment ata rate that is slower than the true economic depreciation. The pre-tax rate of return on the cash flows is 12%. What can be said about the after-tax rates of return for each investment for a taxpayer in an income tax bracket of 25%? a study published in the harvard business review in january 2000 found that intellectual property represents approximately of an average firm's value. group of answer choices 40 percent 50 percent 60 percent 70 percent in the world's lowest-income nations, one in ten children born dies by the age of select one: a. one. b. five. c. thirty-five. d. seventy. Finish the sentence. Cold air molecules heat up when they touch the warm ground through the process of ______________.DensityRadiationConductionEvaporation 3. to continue using oil at the current rate, some analysts warn that we must discover and add to global oil reserves the equivalent of two new saudi arabian supplies every 10 years. do you think this is possible? if not, what effects might the failure to find such supplies have on your life and on the lives of any children and grandchildren that you might have? when soot lands on snow and ice, the absorption of thermal energy increases because there is a decrease in What are weather conditions like in low pressure? which type of sampling assumes all the members of a population have an equal chance of being selected for participation in the study? Amanda Bryan purchased a used car for $12,875 with a 25% down payment. What amount did she finance? Becky, Joanne, and Leticia all won individual state championships as members of their high school tennis teams and, consequently, they received several scholarship offers to play tennis in college. In high school, Becky, Joanne, and Leticia were also heavily involved in community service activities and maintained a 4.0 grade point average while taking very difficult classes. Since Stella took the same classes as Becky, Joanne, and Leticia, and also maintained a high grade point average, participated in similar community service activities, and played on the tennis team, she should also be able to get a college scholarship to play tennis. Which of the following entities functions as an analogue in passage A? Check all that apply. PLS HELP ASAP !!! What does this mean the inflation rate over the past year was 3.1 percent. if an investment had a real return of 8.2 percent, what was the nominal return on the investment? Tonya worked 42.5 hours this week at a rate of 9.75 what is her overtime pay ? The area of a rectangular field is 80 square meters. If its length is 20 m, how far would you have travelled if you walked the whole way around the field? suppose that the long-term fraction defective of the process is known to be 2 percent. what are the values of the mean and standard deviation of the sampling distribution? (do I need help what is the square for CDEF orThe copy machine at the library made a copy of Leslie's 3-page essay in just 110 of a minute. What is the speed of the copy machine?Simplify your answer and write it as a proper fraction, mixed number, or whole number. In ten sentences of grammatically sound Spanish, speak of activities you do during and after classes. You may wish to speak of Spanish class in particular but may also talk about your other classes. Include what you do when alone and with friends. Make sure that you use a variety of regular -ar verbs from Captulo 3 AND at use ir, dar, estar at least once each.(please only use ar verbs and don't use any big words. ) and include ir, dar, estar verbs. the production of a certain polymer fiber follows a normal distribution with a true mean diameter of 20 mm and a standard deviation of 30 mm. compute the probability of a measured value greater than 80 mm. compute the probability of a measured value between 50 and 80 mm.