B Solve the following showing all steps \( 5 \quad \log _{2}(32)=x \) \( 6 \log _{2}(x-4)+\log _{2}(x)=5 \)

Answers

Answer 1

To solve this problem, use logarithmic properties to combine the two equations into one.


First, use the product rule to combine the two equations:
$\log_2(32) + \log_2(x-4) + \log_2(x) = 5$
Then use the power rule to combine the last two terms:
$\log_2(32) + \log_2(x^2 - 4x) = 5$
Finally, use the quotient rule to separate the terms:
$\log_2\frac{32}{x^2 - 4x} = 5$


To solve for $x$, take the inverse logarithm of both sides:
$\frac{32}{x^2 - 4x} = 2^5$
Expand and simplify the left side to get a quadratic equation:
$x^2 - 4x - 32 = 0$
Solve the quadratic equation using the quadratic formula:
$x = \frac{4 \pm \sqrt{4^2 + 4(32)}}{2}$
$x = \frac{4 \pm \sqrt{136}}{2}$
$x = 4 \pm \sqrt{17}$


Therefore, the solutions are:
$x = 4 + \sqrt{17}$
$x = 4 - \sqrt{17}$

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Related Questions

Find the surface area of each figure. Round your answers to the nearest tenth, if necessary.

Answers

Answer:

5: 52 m

6: 600 inches

7: 352 yards

8: 43 cm

Step-by-step explanation:

5: 5x5=25. 4x3/2=6. 5x3=15. 4x3/2=6

25+6+15+6=52

6: It is a cube that has 10 length sides. Each side's area is 10x10=100

There are 6 sides, so 6x100=600

7: Top and bottom: 8x8=64 (There are 2, one is top, one is bottom)

Sides (4 of them): 7x8=56

2(64)+4(56)=

128+224=

352

8: 4x3=12. 5x3/2=7.5. 5x3/2=7.5. 4x4=16.

12+7.5+7.5+16=

43 cm

Pls mark me brainliest if it helps :), have a very nice day/night!

Answer:

1. 254

2.100.8

Step-by-step explanation:

Find any irrational number between 5,25 and
5,26​

Answers

The irrational number between 5,25 and 5,26 is 2.5135145:

The irrational number between 5,25 and 5,26

2.5135145...

The number is non-terminating and non-recurring. Hence, it is an irrational number.

A real number that cannot be expressed as a simple fraction is called an irrational number.

It is impossible to express in terms of a ratio.

If N is irrational, it is not equal to p/q, where p and q are integers and q is not equal to 0.

Example: √2, √3, √5, √11, √21, π(Pi) are all irrational.

An irrational number is a real number that cannot be expressed as a fraction of two integers. In other words, it is a number that cannot be written as a simple fraction or a ratio of integers. Irrational numbers are decimal numbers that go on forever without repeating. Some famous examples of irrational numbers include pi (3.14159265...) and the square root of 2 (1.41421356...).

Irrational numbers have some interesting properties. For example, they are non-repeating and non-terminating, which means that their decimal expansions never repeat and never come to an end. This makes them difficult to work with, but also makes them important in mathematics and science. Irrational numbers are used in a variety of mathematical and scientific applications, including geometry, physics, and cryptography.

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A metal plate is supposed to be 15. 75cm long but after it was cut, it measured 15. 71 determine relative error

Answers

The relative error of the metal plate is -0.0025

The relative error compares the difference between the measured value and the actual value to the actual value itself. Mathematically, it's calculated as:

Relative Error = (Measured Value - Actual Value) / Actual Value

In this case, the metal plate was supposed to be 15.75 cm long, but it measured 15.71 cm after it was cut. Therefore, the measured value is 15.71 cm, and the actual value is 15.75 cm. Plugging these values into the formula for relative error, we get:

Relative Error = (15.71 - 15.75) / 15.75 = -0.0025

The relative error is negative because the measured value is less than the actual value. In other words, the measured value has an error of -0.25% relative to the actual value. This means that the measured value is 0.25% less than the actual value.

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Mr. Dela Cruz willed one-half of his estate to his eldest child, one-half of the remainder to his second child, and so on until his 4th child who is the youngest received 1.25 million. What was the total value of the estate?
a. 18.25 million
b. 20 million
c. 10 million
d. 6.26 million

Answers

Let x be the total value of the estate.

According to the problem, the youngest child received 1.25 million and the share of each child is half of the remainder of the estate after the previous child has received their share.

So, the fourth child received 1.25 million, which is half of what the third child received. Therefore, the third child received 2.5 million.

Similarly, the second child received 2 times what the third child received, which is 5 million.

Finally, the first child received 2 times what the second child received, which is 10 million.

Adding up all the shares, we get:

1st child: 10 million

2nd child: 5 million

3rd child: 2.5 million

4th child: 1.25 million

Total: 18.75 million

Therefore, the total value of the estate is 18.75 million, which is closest to option a, 18.25 million.

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Bob is testing out his hypothesis that the number of defective products manufactured in the factory production run follows the binomial distribution. Suppose that the number of defective products was tabulated for 200 randomly selected production runs. Additionally, each production run has a lot size of 20 products, where each product may be either defective or not defective.
# of defective products Observed Frequency (out of 200 runs) 0 28 1 44 2 37 3 48 4 30 5 9 6 4 Test the if the number of defective products follows the hypothesized distribution at alpha = 1%. Show using critical region method.

Answers

We can conclude that the number of defective products

To test the hypothesis that the number of defective products follows the binomial distribution, we need to calculate the expected frequency for each category and compare it with the observed frequency using the chi-square test.

First, let's calculate the expected frequency for each category:

E(0) = 200 * (0.95)^20 = 7.64

E(1) = 200 * 20 * (0.95)^19 * (0.05)^1 = 32.15

E(2) = 200 * 190 * (0.95)^18 * (0.05)^2 = 67.53

E(3) = 200 * 1140 * (0.95)^17 * (0.05)^3 = 90.71

E(4) = 200 * 4845 * (0.95)^16 * (0.05)^4 = 85.64

E(5) = 200 * 15504 * (0.95)^15 * (0.05)^5 = 61.29

E(6) = 200 * 38760 * (0.95)^14 * (0.05)^6 = 34.71

Next, we calculate the chi-square test statistic:

X^2 = (28-7.64)^2/7.64 + (44-32.15)^2/32.15 + (37-67.53)^2/67.53 + (48-90.71)^2/90.71 + (30-85.64)^2/85.64 + (9-61.29)^2/61.29 + (4-34.71)^2/34.71 = 84.31

Since we have 7 categories, the degrees of freedom for the chi-square distribution is 7-1=6. The critical value for alpha=1% and df=6 is 16.81. Since the test statistic is greater than the critical value, we reject the null hypothesis that the number of defective products follows the binomial distribution.

Therefore, we can conclude that the number of defective products does not follow the hypothesized distribution at alpha=1%.

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Rewrite the quantity as an algebraic expression of \( x \) and state the domain on which the equivalence is valid. \[ \csc (\operatorname{arccot}(x))= \] Domain:

Answers

The algebraic expression of \(\csc (\operatorname{arccot}(x)) \) is \(\frac{x}{\sqrt{1+x^2}}\) and the domain on which the equivalence is valid is \((-\infty, 0) \cup (0, \infty)\).

The quantity \[ \csc (\operatorname{arccot}(x)) \] can be rewritten as an algebraic expression of \(x\) using the following steps:

1. Recall that \(\operatorname{arccot}(x) \) is the inverse function of \(\cot(x) \), which means that \(\cot(\operatorname{arccot}(x)) = x \).

2. Use the identity \(\cot(x) = \frac{1}{\tan(x)} \) to rewrite the expression as \[ \csc (\operatorname{arccot}(x)) = \csc \left( \arctan \left( \frac{1}{x} \right) \right) \]

3. Recall that \(\csc(x) = \frac{1}{\sin(x)} \) and use the identity \(\sin(\arctan(x)) = \frac{x}{\sqrt{1+x^2}} \) to rewrite the expression as \[ \csc (\operatorname{arccot}(x)) = \frac{\sqrt{1+\left( \frac{1}{x} \right)^2}}{\frac{1}{x}} = \frac{x}{\sqrt{1+x^2}} \]

Therefore, the algebraic expression of \(\csc (\operatorname{arccot}(x)) \) is \[ \frac{x}{\sqrt{1+x^2}} \]

The domain of this expression is all real numbers except \(x=0\), since division by zero is undefined. Therefore, the domain on which the equivalence is valid is \(x \neq 0\), or in interval notation, \((-\infty, 0) \cup (0, \infty)\).

In summary, the algebraic expression of \(\csc (\operatorname{arccot}(x)) \) is \(\frac{x}{\sqrt{1+x^2}}\) and the domain on which the equivalence is valid is \((-\infty, 0) \cup (0, \infty)\).

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I need some help on both of my question!

Answers

The value  of x for the given  triangle  is x = 8.4 units. 2. For the given triangle the value of x is 2941.17 m.

What are vertically opposite angles?

The opposing angles created by the junction of two lines are known as

vertical angles

or vertically opposed angles. A pair of angles that are vertically opposed to one another are always equal. Moreover, a vertical angle and the angle to which it is next are

supplementary angles

, meaning their sum is 180 degrees.

The given triangle is a right triangle.

Using the trigonometric functions we have:

tan (35) = opposite / adjacent = x / 12

0.7 (12) = x

x = 8.4

Hence, the value of x for the given triangle is x = 8.4 units.

For the second figure, using the alternate interior angles we have angle corresponding to the segment x as 10 degrees.

Using the trigonometric function we have:

sin (10) = opposite / hypotenuse = 500/x

x = 500/0.17

x = 2941.17

Hence, the value of x is 2941.17 m.

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find the value of x,
de=5

Answers

The value of x is 10.

What is Midsegment of a Triangle?

Midsegment of a triangle is defined as the line segment joining the midpoints of two sides of a triangle.

Every triangle will have three mid segments.

Given a triangle ABC.

Given the length of the midsegment DE = 5.

By the "Triangle Mid Segment Theorem", any midsegment of a triangle connecting two sides is parallel to the third side and the length is half of the length of the third side.

DE is the mid segment.

AB is the parallel side to DE.

DE = AB / 2

5 = x / 2

x = 10

Hence the length of the third side is 10.

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An online game company sells GTA 6 for $28. 19. An other online game company offers $21. 39 with DLC included. Which company has the better deal?

This is actually one my homework question-

Answers

Answer: The other game companies offer

Step-by-step explanation: Pretty much self-explanatory.

Express​ f(x) in the form
f(x)=(x−k) q (x)+r for the given value of k.
f(x) = 4x^3+ x^2+ x − 9​, k = −1
f(x)=

Answers

By applying synthetic division concept, it can be concluded that f(x) = 4x³ + x² + x - 9 can be expressed as f(x) = (x + 1)(4x² -3x + 4) - 13

Synthetic division is a shorthand way of dividing polynomials where we can divide the coefficients of the polynomial by omitting variables and exponents. As a result, we get the coefficient of the quotient and the remainder.

Polynomial remainder theorem states that the value of p in argument b is equal to the remainder of the polynomial division p(x) / (x - b). Specifically, p(x) is divided by x - b with a remainder of zero if, and only if, b is a root of p.

We have the following polynomial:

f(x) = 4x³ + x² + x - 9

and we have k = -1

We will divide the polynomial f(x) by (x + 1). The steps are as follows:

1. Put the coefficients in a row and multiply the outside coefficient by the divisor: 4(-1)= -4

2. Add the inside coefficient to the product from the previous step: -4 + 1 = -3

3. Multiply the result from the previous step by the divisor: -3(-1) = 3

4. Add the next coefficient to the product from the previous step: 3 + 1 = 4

5. Multiply the result from the previous step by the divisor: 4(-1) = -4

6. Add the last coefficient to the product from the previous step: -4 - 9 = -13

Now we take the first coefficient and the result of the sum steps, we get the following numbers: 4, -3, 4, -13

Then we can write the expression as follows: 4x³ + x² + x - 9 = (x + 1)(4x² - 3x + 4) - 13

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Find the unit rate :


Running 2. 3km in 7 minutes

Answers

The unit rate of running 2.3 km in 7 minutes is 5.48 metres per second.

Unit rate can be defined as a measure used to represent how many units of one type of quantity corresponds to one unit of anther type of quantity.

Here the distance is given in kilometres (km) which can be converted into metres by multiplying by 1000 as,

2.3 km = 2.3*1000 metres

= 2300 metres

Here the time taken to cover 2.3 km is 7 minutes which can be converted ito seconds by multiplying by 60 as,

7 minutes= 7*60 seconds

= 420 seconds

Hence the unit rate of running 2.3 km in 7 minutes expressed in metre per second is calculated as = 2300 metres / 420 seconds

= 5.4761 metres per second

= 5.48 metres per second (approximately)

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The famous handshake problem: Imagine five students sitting
around a table. How many handshakes do occur when they shake hands
with each other exactly once? Draw and write about your
reasoning.

Answers

To solve the handshake problem for five students sitting around a table, we need to count the number of unique handshakes that can occur between them. We can start by picking one student as the first handshaker, who then shakes hands with the four other students. This gives us a total of four handshakes.

Next, we can choose a different student as the first handshaker and repeat the process. This gives us another four handshakes, but we have to be careful not to count any handshakes twice.

For example, if Student A shakes hands with Student B first, and then we choose Student B as the first handshaker, we will count the handshake between A and B twice.

To avoid this, we can divide our total count of handshakes by two. This is because each handshake involves two people, so we will count each handshake twice if we simply multiply the number of people by the number of potential handshakes (i.e., 5 x 4 = 20 potential handshakes).

Therefore, the number of unique handshakes between five students sitting around a table is:

(5 x 4) / 2 = 10

So there are 10 handshakes that occur when five students shake hands with each other exactly once

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There is a Cyberchallenge I am trying to solve but I am super beginner and have no clue even though I read through different sources. This needs I guess to be solved with browser dev tools and curl web requests. Can anybody help for me to understand it and apply it step by step? Thank you. Here is the description:
Maths at Light Speed: Intern, I hope you know how to use a calculator? Of course you do. So, in theory you should be able to bypass a security gateway to a warehouse we believe holds clues to the whereabouts of a gang we are in hot pursuit of. The thing is, the gateway was created by someone who loves doing everything super fast! That means you only get 0.1 seconds to answer the question asked by the gateway. Can you find a way around it?
Tip: Bypass the calculator lock to get the flag.

Answers

To solve this Cyberchallenge, you will need to use browser dev tools and curl web requests.

Here are the steps to do it:
1. Open the browser dev tools by pressing F12 on your keyboard or right-clicking on the page and selecting "Inspect Element".
2. Go to the "Network" tab in the dev tools.
3. Start a curl web request by typing "curl" followed by the URL of the security gateway in the command line.
4. Add the "-v" option to the curl command to see the headers and response body of the request.
5. Look for the question asked by the gateway in the response body.
6. Use a calculator to quickly calculate the answer to the question.
7. Add the "-d" option to the curl command followed by the answer to the question to send the answer as a POST request.
8. Look for the flag in the response body of the POST request.
I hope this helps you understand how to solve the Cyberchallenge.

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Consider the line L(t) = (2 - 4t, 3 – 2t, -5 – 4t). Then: L is ____ to the plane 6x + 3y + 6z = -39 L is ____ to the plane 8x + 24y - 20z = -8 L is ____ to the plane 8x + 4y + 8z = 48 L is ____ to the plane 52 5y + 3z = -17

Answers

The line L(t) = (2 - 4t, 3 – 2t, -5 – 4t) is neither parallel nor perpendicular to any of the given planes.

The line L(t) = (2 - 4t, 3 – 2t, -5 – 4t) can be written in parametric form as: x = 2 - 4t, y = 3 - 2t, and z = -5 - 4t. The

direction vector of the line is (-4, -2, -4).

To determine if the line is parallel or perpendicular to a given plane, we can take the dot product of the direction vector of the line and the normal vector of the plane. If the dot product is zero, the line is parallel to the plane. If the dot product is nonzero, the line is neither parallel nor perpendicular to the plane.

For the plane 6x + 3y + 6z = -39, the normal vector is (6, 3, 6). The dot product of the direction vector of the line and the normal vector of the plane is (-4)(6) + (-2)(3) + (-4)(6) = -42. Since the dot product is nonzero, the line is neither parallel nor perpendicular to the plane.

For the plane 8x + 24y - 20z = -8, the normal vector is (8, 24, -20). The dot product of the direction vector of the line and the normal vector of the plane is (-4)(8) + (-2)(24) + (-4)(-20) = 8. Since the dot product is nonzero, the line is neither parallel nor perpendicular to the plane.

For the plane 8x + 4y + 8z = 48, the normal vector is (8, 4, 8). The dot product of the direction vector of the line and the normal vector of the plane is (-4)(8) + (-2)(4) + (-4)(8) = -56. Since the dot product is nonzero, the line is neither parallel nor perpendicular to the plane.

For the plane 52 5y + 3z = -17, the normal vector is (0, 52, 3). The dot product of the direction vector of the line and the normal vector of the plane is (-4)(0) + (-2)(52) + (-4)(3) = -112. Since the dot product is nonzero, the line is neither parallel nor perpendicular to the plane.

Therefore, the line L(t) = (2 - 4t, 3 – 2t, -5 – 4t) is neither parallel nor perpendicular to any of the given planes.

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help me please i need help

Answers

the minimum value of c is 20 at (x, y)

= (9, 2)

hope this helps!

The equation of proportionality is n=4a work out the area of a wall that takes 24 minutes to paint

Answers

The area of the wall that takes 24 minutes to paint is 8 square meters. We are given that the time it takes to paint a wall is directly proportional to the area of the wall, with the equation of proportionality being n = 3a.

Here, n represents the time taken to paint the wall in minutes, and a represents the area of the wall in square meters.

To work out the area of a wall that takes 24 minutes to paint, we need to rearrange the equation to solve for a:

n = 3a

a = n/3

Substituting n = 24 into the equation, we get:

a = 24/3 = 8

Therefore, the area of the wall that takes 24 minutes to paint is 8 square meters.

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Complete Question:

The number of minutes, n, that it takes to paint a wall is directly proportional to the area, a, of the wall in m2. The equation of proportionality is n=3a Work out the area of a wall that takes 24 minutes to paint.

in 2002, there was about 150 wolves yellowstone national park. From 2002 to 2003, the wolf population increased by 16%. then from 2003 to 2005 it decreased by 32%.

Answers

The response to the given question would be that Therefore, after equation growing to 174 in 2003, the wolf population in Yellowstone National Park dropped from 150 in 2002 to 118.32 in 2005.

What is equation?

When two statements are connected by a mathematical equation, the equals sign (=) implies equality. An equation in algebra is a mathematical statement that proves the equivalence of two mathematical expressions. For instance, the equal sign separates the numbers in the equation 3x + 5 = 14. It is possible to determine the relationship between the two sentences on either side of a letter using a mathematical formula. The logo for the particular piece of software is frequently the same. as 2x - 4 = 2, for instance.  

beginning with a wolf population of 150 in 2002:

The number of wolves grew by 16% in 2003. We may multiply the initial population by 1.16 (100% + 16% = 116%) to determine the increase:

150 times 1.16 is 174 wolves.

There was a 32% decline in the wolf population between 2003 and 2005. We may multiply the population in 2003 by 0.68 (100% - 32% = 68%) to determine the decline:

174 times 0.68 equals 118.32 wolves (rounded to two decimal places)

Therefore, after growing to 174 in 2003, the wolf population in Yellowstone National Park dropped from 150 in 2002 to 118.32 in 2005.

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Consider a home energy storage (battery) system that can store up to 2 units of energy. At every time step, there is a demand for energy in the home which is drawn from 0,1, 2 units with equal probability independent of the demands in the previous time steps. At every point in time, you have to satisfy the demand either by discharging the needed energy from the battery or purchasing power from the grid (or a combination of the two). You could also choose to purchase power from the grid to charge your battery. The grid energy price is either H(igh) or Low) according to a Markov chain (Price moves from H to L with probability p, and from L to H with probability q). (a) Model the decision making as an infinite horizon MDP where the objective is to minimize the discounted cost of energy purchased over an infinite horizon. (b) Write down a policy a of your choosing. Perform two steps of the operator Tn for your policy, followed by one step of T.

Answers

Pablo's monthly payments are $760.76

If Pablo pays the monthly fee each month, he will pay a 3.48% interest rate.

What is a Monthly Payment?

Monthly payments refer to the amount of money that is paid on a regular basis, typically every month, to repay a debt or loan over a specified period of time. The monthly payment is usually calculated based on the total amount borrowed, the interest rate, and the repayment period

How to solve

Given that:

Loan amount = $1400

Interest rate r = 5.7%

Time n = 5 years

To solve for monthly payment

using the formula

1400 * [tex]\frac{0.0157(1 +0.0517)^6^0}{(1 + 0.0517)^6^0 -1}[/tex]

= 760.76.

Pablo's monthly payments is $760.76

The total interest to be paid:

A = P(1+rt)

1400= 760.76 + 3803.8

= 3.48

Thus, if Pablo pays the monthly fee each month, he will pay 3.48% interest rate.

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Please can someone help me

Answers

There are a total of 150 dishes out of them 30 are beef dishes and 21 dishes have fish in it.

What is the significant use of graphs in real life?

Graphs are a not unusual place technique to visually illustrate relationships withinside the statistics. The reason for a graph is to provide statistics that are too severe or complex to be defined appropriately withinside the textual content and in much less space.

a) Given there are 9 vegetarian dishes on the menu,

Thus,

we can state that 6% of the menu = 9 dishes

so,

1% of the menu will have the total number of dishes = 9/6 = 3/2

Thus,

The total dishes on the menu = 3/2 *100

The total dishes on the menu = 150

b) Since there is 20% beef on the menu,

As we calculated earlier per percent there is 3/2 dishes

thus,

total dishes of beef = 3/2 * 20

total dishes of beef = 30

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Sean writes 300 words each day while working on his Language Arts assignment. The assignment requires a minimum of 1800 words. Find the number of days Sean will work on the assignment to complete it.​

Answers

Total words/words per day=# of days
1800/300
6 days

Mrs. Kramer is packing 36 kilograms of plums into containers to sell at her farm stand. If she fills 80 containers, about how many grams of plums does each container hold?

Answers

The total quantity/ amount of plums which each container can hold is equal to 450 grams or 0.450 kilograms.

It is already given that the total quantity of plums which is to be filled in containers is equal to 36 Kilograms. Since 1 kilogram is equal to 1000 grams so 36 kilograms will be equal to 36000 grams. If Mrs. Kramer adds the 36000 grams of plum in 80 containers, assuming that the division is done equally in each container, this means that the quantity of plum in a single container will be obtained by mere division.

Total quantity of plums = 36000 grams

Number of containers = 80

Quantity of plum in 1 container = 36000/ 80 = 450 grams

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Hi, can anyone please answers this. I appreciate it very much. I need the answer and solution of (b) only​

Answers

The derivative of √(x + 3) / (x + 1) with respect to x is:

[(√(x + 3)) / (x + 1)]' = [1 - (√(x + 3))  (x + 1)] / [2(x + 1)²  √(x + 3)]

What is the derivative of the function?

To differentiate √(x + 3) / (x + 1) with respect to x, we need to use the quotient rule:

(f(x) / g(x))' = (f'(x) * g(x) - f(x) * g'(x)) / [g(x)]²

where f(x) = √(x + 3) and g(x) = x + 1.

Now, let's differentiate each term:

f'(x) = (1/2) * (x + 3)^(-1/2) * 1

= 1 / [2 * √(x + 3)]

g'(x) = 1

Substituting into the quotient rule formula:

[(√(x + 3)) / (x + 1)]' = [(1 / [2 * √(x + 3)]) * (x + 1) - (√(x + 3)) * 1] / [(x + 1)²]

Simplifying the expression:

[(√(x + 3)) / (x + 1)]' = [1 - (√(x + 3)) * (x + 1)] / [2 * (x + 1)² * √(x + 3)]

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A metal rod 9. 52 meters long is cut into 2 pieces. One piece is 0. 16 meters longer than 3 times the length of the other. Find the length of the longer piece in meters

Answers

The length of longer piece of metal rod on division into two pieces is 7.18 meters.

Let the measurement of first piece be x meters. So, the measurement of second piece will be -

Three times = 3x

0.16 meters longer = 3x + 0.16

Total measurement of second piece = 3x + 0.16 meters.

Now, total measurement = measurement of first piece + measurement of second piece

Total measurement = x + 3x + 0.16

9.52 = 4x + 0.16

4x = 9.52 - 0.16

4x = 9.36

x = 9.36/4

x = 2.34 meters

Length of longer piece = 3(2.34) + 0.16

Length of longer piece = 7.18 meters

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Find the volume of a right circular cone that has a height of 14.9 cm and a base with a circumference of 2.9 cm. Round your answer to the nearest tenth of a cubic centimeter

Answers

The volume of the right circular cone is approximately 1.6 cubic centimeters (rounding this answer to the nearest tenth of a cubic centimeter).

What is volume ?

Volume is a physical quantity that measures the amount of three-dimensional space that a substance or object occupies.

The volume of a right circular cone is given by the formula

[tex]V = (1/3)\pi r^2h[/tex] , where r is the radius of the base and h is the height of the cone. We are given the height of the cone, which is 14.9 cm. To find the radius of the base, we need to use the given circumference of the base, which is 2.9 cm.

The formula for the circumference of a circle is C = 2πr, where C is the circumference and r is the radius. We can rearrange this formula to solve for r, which gives us r = C/(2π). Plugging in the given circumference of 2.9 cm, we get:

r = 2.9/(2π) ≈ 0.461

Now, we can substitute the values of r and h into the formula for the volume of a cone and solve for V:

V = (1/3)π([tex]0.461^2[/tex])(14.9) ≈ 1.564 [tex]cm^3[/tex]

Rounding this answer to the nearest tenth of a cubic centimeter gives us a final volume of approximately [tex]1.6 cm^3[/tex]. Therefore, the volume of the right circular cone is approximately 1.6 cubic centimeters.

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Write a recursive formula for an, the nth term of the sequence 2, 6, 10, 14, ....

Answers

The recursive formula for an, the nth term of the sequence is a(n) = a(n - 1) + 2 where a(1) = 2

How to determine the recursive formula of the sequence

From the question, we have the following parameters that can be used in our computation:

2, 6, 10, 14, ....

The above definitions imply that we simply add 4 to the previous term to get the current term

Using the above as a guide,

So, we have the following representation

a(n) = a(n - 1) + 2

Hence, the sequence is a(n) = a(n - 1) + 2 where a(1) = 2

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13 In A XYZ, Y = 60.5°, x = 15.2 cm, y = 14 cm. Solve the triangles completely, giving the two possible solutions.​

Answers

The  two possible solutions to A XYZ, Y = 60.5°, x = 15.2 cm, y = 14 cm are:

X ≈ 85.86°, Y = 60.5°, Z ≈ 59.64°, x = 15.2 cm, y = 14 cm, z ≈ 9.05 cm

X ≈ 94.14°, Y = 60.5°, Z ≈ 59.64°, x = 15.2 cm, y = 14 cm, z ≈ 29.53 cm

How to find the  triangles completely

To solve triangle XYZ,

We can use the Law of Sines and Law of Cosines:

First, we can use the Law of Sines to find angle Z:

sin(Z)/14 = sin(60.5)/15.2

sin(Z) = (14/15.2)*sin(60.5)

Z ≈ 59.64°

Now we can use the Law of Cosines to find the length of side z:

z² = 14² + 15.2² - 2(14)(15.2)cos(59.64)

z ≈ 9.05 cm or z ≈ 29.53 cm

For the first solution, z = 9.05 cm:

Now we can use the Law of Sines again to find angle X:

sin(X)/15.2 = sin(59.64)/9.05

sin(X) = (15.2/9.05)*sin(59.64)

X ≈ 85.86°

For the second solution, we use the supplementary angle to angle X:

X = 180 - 85.86 = 94.14°

Now we can use the Law of Sines again to find the length of the second solution for side z:

sin(Z)/14 = sin(60.5)/15.2

sin(Z) = (14/15.2)*sin(60.5)

Z ≈ 59.64°

z² = 14² + 15.2² - 2(14)(15.2)cos(59.64)

z ≈ 29.53 cm

Therefore, the two possible solutions for triangle XYZ are:

X ≈ 85.86°, Y = 60.5°, Z ≈ 59.64°, x = 15.2 cm, y = 14 cm, z ≈ 9.05 cm

X ≈ 94.14°, Y = 60.5°, Z ≈ 59.64°, x = 15.2 cm, y = 14 cm, z ≈ 29.53 cm

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12) 1 + √10 mult. 2, 1-√10​

Answers

Answer:

We can simplify this expression by using the formula (a + b)(a - b) = a^2 - b^2:

(1 + √10)(1 - √10) = 1^2 - (√10)^2 = 1 - 10 = -9

Therefore,

(1 + √10)(1 - √10) = -9

Now we can multiply by 2:

2(1 + √10)(1 - √10) = 2(-9)

2(1 - 10) = -18

So the final result is -18.

Write the equation of the line that passes through the given points. (-1,6.5) and(0,-3.5) The equation of the line is enter your response here

Answers

[tex]\dfrac{y-(-3.5)}{-3.5-6.5} = \dfrac{x-0}{0-(-1)}[/tex]

[tex]\dfrac{y+3.5}{-10} = \dfrac{x}{1} \iff y +3.5 = -10x\\[/tex]

[tex]\implies y = -10x - 3.5[/tex]


The first three terms of an arithmetic sequence are as follows.
-8, -5, -2

Find the next two terms of this sequence.
-8, -5, -2,

Answers

Answer:

1, 4

Step-by-step explanation:

to find the next term in an arithmetic sequence add the common difference d to the previous term.

d = a₂ - a₁ = - 5 - (- 8) = - 5 + 8 = 3

then

a₄ = a₃ + d = - 2 + 3 = 1

a₅ = a₄ + d = 1 + 3 = 4

the next two terms are 1, 4

Question 6 of 10 What is the point-slope form of a line with slope 3 that contains the point (2.1)? A. y-2= 3(x-1) B. y+1=3(x+2) C. y - 1 = 3(x-2) D. y - 2 = 3(x + 1)

Answers

Equatiοn C will prοvide the sοlutiοn based οn the inputs prοvided.

y - 1 =3(x - 2).

A pοint example is what?  

An infinitely small lοcatiοn knοwn as a pοint is sοmething that has lοcatiοn but nο spatial expanse. A pοint is a nοn - dimensiοnal οbject, in οther wοrds! An illustratiοn fοr this wοuld be the meeting οf twο lines. It has neither a width nοr a length nοr a height.

Given: A line with a slοpe οf 3 and the specified pοint (2, 1).

Tο determine: What is a line's pοint-slοpe shape.

We stated that slοpe equals 3 pοints (2, 1).

Accοrding tο the pοint-slοpe fοrmula, given a pοint[tex](x1 - y1)[/tex] with a slope of m, the line's equation can be expressed as  [tex]y - y1 = m(x - x1).[/tex]

Here [tex](x1 - y1) = ( 2, 1)[/tex]

Then Equation of line y - 1 = 3(x - 2).

Therefore, Equation C. y - 1 = 3(x - 2).

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