The final answer is 16 - 1 = 15 linear extensions of the poset P.
The poset P has 8 linear extensions. We can determine the number of linear extensions by counting the number of topological sorts of the poset. A topological sort of a poset is a linear ordering of its vertices that respects the partial ordering. There are two ways to obtain a topological sort of the poset P:
1. Start with vertex A, then choose either B or F, then choose either C or G, then choose either D or H, and finally choose E. This gives us a total of 2 x 2 x 2 x 1 = 8 topological sorts.
2. Start with vertex F, then choose either A or G, then choose either B or H, then choose either C or D, and finally choose E. This also gives us a total of 2 x 2 x 2 x 1 = 8 topological sorts.
Therefore, the total number of linear extensions of the poset P is 8 + 8 = 16.
However, we need to subtract the number of topological sorts that are counted twice. These are the topological sorts that start with A, then choose F, then choose G, then choose H, and finally choose E. There are 1 x 1 x 1 x 1 x 1 = 1 of these topological sorts.
So the final answer is 16 - 1 = 15 linear extensions of the poset P.
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Determine the decimal of growth or decay.
7,545(0.96)^5
The given indicates that the decimal of growth or decay is 0.69 for this problem. Decimal of growth or decay can be determined using the formula A = P(1+r)ⁿ.
What is decimal of growth?Decimal of Growth is the change in the size of an entity over a period of time, expressed as a percentage. It is a measure of the rate at which something grows or shrinks.
Decimal of growth or decay can be determined using the formula A = P(1+r)ⁿ, where A is the final amount, P is the initial amount, r is the rate of growth or decay, and n is the number of intervals.
In this case, A=7,545, P=7,545, r=0.96, and n=5. Plugging these values into the formula, we get 7,545=(7,545)(1+0.96)⁵.
Using a calculator, we can determine that (1+0.96)⁵=0.69, resulting in A=7,545(0.69)=5,203. This indicates that the decimal of growth or decay is 0.69 for this problem.
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You told your friend that you could eat
of a large pizza. If you only ate
of what you said you could eat, what fraction of a large pizza did you eat?
I told my friend that I can eat 58 of a large pizza. If I only ate 12 of what I said, I can eat, then the fraction of large pizza eaten is [tex]\frac{6}{29}[/tex]
The portion of pizza supposed to be eaten was 58 while actually eaten slices of pizza is 12. The computation of the fraction of large pizza did you eat is given below:
= Ate portion ÷ large pizza
= [tex]\frac{12}{58}[/tex]
= [tex]\frac{6}{29}[/tex]
Hence, the fraction of large pizza did you eat is 6 ÷ 29
The question is incomplete the complete question would be "You told your friend that you could eat 58 of a large pizza. If you only ate 12 of what you said you could eat, what fraction of a large pizza did you eat?"
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Determine the possible number of positive real zeros and negative real zeros for the polynomial function P(x)=6x^(4)-x^(3)+5x^(2)-x+9 given by Descartes' Rule of Signs.
According to Descartes' Rule of Signs, the possible number of positive real zeros for a polynomial function is determined by the number of sign changes in the coefficients of the terms in the function.
Similarly, the possible number of negative real zeros is determined by the number of sign changes in the coefficients of the terms in the function when x is replaced with -x.
For the polynomial function P(x)=6x^(4)-x^(3)+5x^(2)-x+9, there are 2 sign changes in the coefficients of the terms: from 6 to -1, and from 5 to -1. Therefore, the possible number of positive real zeros is 2 or 0.
For the polynomial function P(-x)=6(-x)^(4)-(-x)^(3)+5(-x)^(2)-(-x)+9, there are 0 sign changes in the coefficients of the terms. Therefore, the possible number of negative real zeros is 0.
In conclusion, the possible number of positive real zeros for the polynomial function P(x)=6x^(4)-x^(3)+5x^(2)-x+9 is 2 or 0, and the possible number of negative real zeros is 0.
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a. The function is compressed vertically by a factor of 4 , translated horizontally 2 units to the left, and is reflected with respect to the x-axis.
The function is transformed through a series of transformations, including compression, translation, and reflection.
The is done vertically by a factor of 4, meaning that the function is made smaller in the y-direction. The translation is done horizontally by moving the function 2 units to the left. The reflection is done with respect to the x-axis, meaning that the function is flipped across the x-axis.
The resulting function can be represented by the equation y = -4f(x + 2), where f(x) is the original function. The negative sign in front of the 4 indicates the reflection with respect to the x-axis, the 4 indicates the vertical compression, and the (x + 2) indicates the horizontal translation to the left.
A new function that is compressed, translated, and reflected is produced after the function has undergone a number of modifications overall.
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A doctor measured a patient's resting pulse rate at
78 beats per minute.
Write an equation in Y = mx + b form.
Answer:
1440
Step-by-step explanation:
hope this helps.......
I need help with this problem please and thank you also with work shown please
The circumcenter of the triangle formed by the vertices is found as (2 , 5).
Explain about the circumcenter?The intersection or meeting of three perpendicular bisectors from such a triangle's sides is known as the circumcenter. The point of concurrence of a triangle is another name for a triangle's circumcenter.
Given points are,
A = (-2, 5),
B = (2, 1),
C = (5, 5)
We must solve either two bisector equations then determine the intersection locations in order to determine the circumcenter.
Mid point of AB = [(-2 + 2)/2, (5 + 1)/2] = (0,3)
Slope of AB = [(1 - 5)/(2 + 2)] = -1
The negative reciprocal of a given slope is the slope of the bisector.
Hence, the perpendicular bisector's slope equals 1.
Formula of AB with coordinates (0, 3) and slope (1),
(y – 3) = 1(x – 0)
x – y = -3 eq…(1)
Similarly, for AC
Mid point of AC = [(-2 + 5)/2, (5 + 5)/2] = (1.5, 5)
Slope of AC = [(5-5)/(5+2)] = 0
The negative reciprocal of a given slope is the slope of the bisector.
Hence, the perpendicular bisector's slope equals 0
Equation of AC at coordinates (1.5,5) and slope (0),
(y – 5) = 0(x – 1.5)
y = 5 ....eq 2
Solve eq (1) and (2),
x – y = -3
x - 5 = -3
x = 2
Thus, the circumcenter of the triangle formed by the vertices is found as (2 , 5).
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Please use wilcoxcon rank test where appropriate and show work, thank you.
An arterial blood gas analysis was performed on healthy and ill foals examined at a veterinary teaching hospital to determine agreement between direct measurements of partial pressure of exhaled carbon dioxide (PaCO2) with indirect measurement through a sidestream capnograph inserted into the naris of the foal (PETCO2). Difference between PaCO2 and PETCO2 was calculated for each of the 10 healthy foals and 21 ill foals in study.
(a) Create a stem-and-leaf display for the observed differences PaCO2 - PETCO2 of the 10 healthy foals: -3.5 2.6 1.7 -3.6 -2.8 0.8 3.7 -0.2 -3.1 6.3
(b) Find the five-number summary (minimum, lower quartile, median, upper quartile and maximum) for the data in part (a).
(c) Perform a signed rank test for difference in distribution between PaCO2 and PETCO2 among healthy foals at 5% significance level.
(d) The sample mean and sample standard deviation of PaCO2 - PETCO2 for the 21 ill foals were -2.35 and 4.98, respectively. Is there any difference in population mean between PaCO2 and PETCO2 among ill foals? Use t-tools to answer this question at 5% alpha level.
(e) Provide a 90% confidence interval for the difference in population mean between PaCO2 and PETCO2 among ill foals.
The 90% confidence interval for the difference in population mean between PaCO2 and PETCO2 among ill foals is (-3.61, -1.09).
(a) Stem-and-leaf display for the observed differences PaCO2 - PETCO2 of the 10 healthy foals:
Stem | Leaf
-3 | 5, 6
2 | 6
1 | 7
-3 | 6
-2 | 8
0 | 8
3 | 7
-0 | 2
-3 | 1
6 | 3
(b) Five-number summary (minimum, lower quartile, median, upper quartile and maximum) for the data in part (a):
Minimum = -3.6, Lower Quartile = -3.1, Median = -0.2, Upper Quartile = 3.7, Maximum = 6.3
(c) Signed rank test for difference in distribution between PaCO2 and PETCO2 among healthy foals at 5% significance level:
The null hypothesis is that the PaCO2 and PETCO2 among healthy foals follow the same distribution. Using a Wilcoxon signed rank test, the p-value is 0.80 and is greater than 0.05 (alpha), therefore, there is no significant difference in distribution between PaCO2 and PETCO2 among healthy foals.
(d) Is there any difference in population mean between PaCO2 and PETCO2 among ill foals? Use t-tools to answer this question at 5% alpha level:
Using a two-sample t-test, the p-value is 0.00 and is less than 0.05 (alpha), therefore, there is a significant difference in population mean between PaCO2 and PETCO2 among ill foals.
(e) Provide a 90% confidence interval for the difference in population mean between PaCO2 and PETCO2 among ill foals:
The 90% confidence interval for the difference in population mean between PaCO2 and PETCO2 among ill foals is (-3.61, -1.09).
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Expand open parentheses 10 a minus b close parentheses open parentheses 10 a plus b close parentheses.
The expanded form of (10a - b)(10a + b) is 100a^2 - b^2.
To expand the given expression, we need to distribute the first term inside the parentheses to the second term inside the parentheses. This can be done by multiplying each term inside the first parentheses by each term inside the second parentheses. Here are the steps:
1. 10a * 10a = 100a^2
2. 10a * b = 10ab
3. -b * 10a = -10ab
4. -b * b = -b^2
Now, we can combine like terms and simplify the expression:
100a^2 + 10ab - 10ab - b^2 = 100a^2 - b^2
So, the final answer is:
100a^2 - b^2
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To complete the sentence, we need to choose the expression that correctly represents the number of books owned by the university library. The expression given in parentheses is "nine million three hundred thirty-nine thousand five hundred sixty" or "9,339,560".
To write this number in words, we can break it down into its different place values. The digit in the millions place is 9, so we can say "nine million."The digit in the hundred thousands place is 3, so we can say "three hundred thousand." The digit in the ten thousands place is 3, so we can say "thirty thousand."The digit in the thousands place is 9, so we can say "nine thousand." The digit in the hundreds place is 5, so we can say "five hundred.
"The digit in the tens place is 6, so we can say "sixty." The digit in the ones place is 0, so we can say "zero."Putting it all together, we can say that the university library owns more than "nine million, three hundred thirty-nine thousand, five hundred sixty" books.
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It is reported that a survey had a standard error of the mean of 20, and it is assumed that the population standard deviation is 500. Using this information, determine the size of the sample that was used in this survey.
To have a full mark, you NEED to show your calculation and solution (with all the STEPS) in the midterm exam file posted under Assessment-Assignment (Similar to Weekly Quizzes).
Do NOT use EXCEL
a) 500
b) 300
c) None of the answers are correct
d) 200
e) 400
It is reported that a survey had a standard error of the mean of 20, and it is assumed that the population standard deviation is 500. The size of the sample that was used in this survey is 625., So the answer is c) None of the answers are correct.
The size of the sample used in the survey can be determined using the formula for standard error of the mean:
Standard error of the mean = (Population standard deviation) / (Square root of sample size)
Rearranging the formula to solve for sample size, we get:
Sample size = (Population standard deviation / Standard error of the mean)^2
Plugging in the given values:
Sample size = (500 / 20)^2
Sample size = 25^2
Sample size = 625
Therefore, the size of the sample used in the survey is 625.
The correct answer is c) None of the answers are correct, as 625 is not one of the given options.
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Determine whether the expression is a difference of squares. w^(2)+64 Is the expression a difference of squares? No Yes
No, the expression w^(2)+64 is not a difference of squares.
A difference of squares is an expression of the form a^2 - b^2, where a and b are real numbers. To determine if the expression is a difference of squares, you need to look at the expression and check if it has the form of a^2 - b^2.
In the expression w^2 + 64, the base of the first term is w, which is not a number, so it cannot be a difference of squares. The second term is 64, which is a real number, but it is not being subtracted from the first term. The expression does not have the form of a^2 - b^2, so it is not a difference of squares.
To summarize, the expression w^2 + 64 is not a difference of squares because it does not have the form of a^2 - b^2.
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Write the following as an inequality
6 Is greater than w, and 1 is less than or equal to w
Use w only once in the inequality
the circumference of a circle is 43.96 meters. what is the cirlces diameter ? use 3.14 for pi
Answer: the circles diameter is 14 meters
Step-by-step explanation: {Formula for circumference
2TUR = 43.96 of a circle : L 27UR}
2x3 . 14r = 43.96
r=7
d=2r=2x7=14 {d=2r}
Answer:
The circumference of a circle can be calculated using the formula:
C = 2πr
where C is the circumference, π is the mathematical constant pi (approximately 3.14), and r is the radius of the circle.
To find the diameter of the circle, we can use the formula:
d = 2r
where d is the diameter and r is the radius.
Given that the circumference of the circle is 43.96 meters, we can use the formula for circumference to solve for the radius:
C = 2πr
43.96 = 2 × 3.14 × r
r = 43.96 / (2 × 3.14)
r = 6.998 meters
Now we can use the formula for diameter to find the diameter:
d = 2r
d = 2 × 6.998
d = 13.996 meters
Therefore, the diameter of the circle is approximately 13.996 meters.
Step-by-step explanation:
mag delete nito napaka bob0 nya promise
There are 486 elephants and they are decreasing at a rate of 3% per year, how
many will there be in 20 years?
Therefore , the solution of the given problem of percentage comes out to be 20 years there will be roughly 265 elephants.
Explain percentage.A percentage in statistics is a number or a number that is represented as a portion of 100. Additionally, "pct.," "pct," and "pc" are infrequently employed. However, the "%" symbol is frequently used to indicate it. The percentage sum is flat; there are no dimensions. Since 100 is the numerator of percentages, they are really just integers. The percent symbol (%) or the word "percent" must come before a number to denote that it is a percentage.
Here,
Elephant population after each year is 97% of the population after the preceding year if the population is declining at a rate of 3% per year.
We can use the following equation to determine the number of elephants in 20 years:
Population after 20 years is equal to the initial population multiplied by (1 - rate of decline/100) years.
Inputting the numbers provided yields:
=> 20-year population = 486 * (1 - 3/100)
=> 20 People after 20 years= 486*0.97.
=> 20 Years Later, Number = 486 x 0.5459
=> 20 years later, the population is 265,26.
Consequently, in 20 years there will be roughly 265 elephants.
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A direct variation includes the points (-6, 18) and (-4, n). Find n.
Write and solve a direct variation equation to find the answer.
The value of n will be 12.
What is direct variation ?One definition of direct variation is the relationship between two variables when one is a fixed multiple of the other. They are said to be in proportion, for instance, when one variable affects the other. The equation has the form b = ka if b is directly proportional to a. (where k is a constant)
The direct variation includes the points (-6, 18) and (-4, n).
We know that, direct variation = b= ka
where, a is the x coordinate, b is the y coordinate and k is the constant.
So, For (-6, 18),
we have, 18 = -6k
So, k = -3
Now, For (-4, n),
we have, n = -4k
n = -4×-3 ( putting k= -3)
= 12
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15 over 25 in simplest form
Answer:
3/5
Step-by-step explanation:
The greatest common factor (GCF) of the numerator (15) and the denominator (25) is 5
GCF(15,25) = 5
15/25=
15 ÷ 25 ÷ 25 ÷ 5= 3/5
the area is 9/20 sq mile and the width is 1/5 the length what are the dimensions.
By answering the above question, we may state that The rectangle's equation measurements are 9/4 miles by 9/20 miles.
What is equation?A mathematical equation links two statements and utilises the equals sign (=) to indicate equality. In algebra, an equation is a mathematical assertion that proves the equality of two mathematical expressions. For instance, in the equation 3x + 5 = 14, the equal sign separates the numbers by a gap. A mathematical formula may be used to determine how the two sentences on either side of a letter relate to one another. The logo and the particular piece of software are usually identical. like, for instance, 2x - 4 = 2.
A is equal to (9/20) sq miles wide at x miles.
[tex]A = (9/20) (width x length) = x(x/5)\\9x/20 = x^2/5\\45x = 20x^2\sx^2 - 45x/20 = 0[/tex]
[tex]x=(-b \sqrt(b2 - 4ac)) / 2a[/tex]
Here, an equals 1, b equals -45/20, and c equals 0. By entering these values, we obtain:
[tex]x = (-(-45/20) +\sqrt((-45/20)^2 - 4(1)(0))) / 2(1) x = (45/20 ± sqrt(2025/400)) / 2\sx = (45/20 ± 45/40) / 2\sx = (9/4) or (1/4)[/tex]
We may disregard the negative answer since a rectangle's length cannot be negative. As a result, the rectangle has a length of 9/4 miles and a width of (1/5) x (9/4) = 9/20 miles.
The rectangle's measurements are 9/4 miles by 9/20 miles.
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solve for x
help me pls
The value of x from the similar triangles is x = 4
What are similar triangles?If two triangles' corresponding angles are congruent and their corresponding sides are proportional, they are said to be similar triangles. In other words, similar triangles have the same shape but may or may not be the same size. The triangles are congruent if their corresponding sides are also of identical length.
Corresponding sides of similar triangles are in the same ratio. The ratio of area of similar triangles is the same as the ratio of the square of any pair of their corresponding sides
Given data ,
Let the first triangle be ΔQRS
Let the second triangle be ΔLMN
Now , the measure of ∠QRS = measure of ∠NLM
And , the triangles are similar
Now , the corresponding sides of similar triangles are in the same ratio
On simplifying , we get
LM / RQ = LN / QS
( 2x + 4 ) / 8 = 9 / 6
Multiply by 8 on both sides , we get
2x + 4 = ( 3/2 ) 8
2x + 4 = 12
Subtracting 4 on both sides , we get
2x = 8
Divide by 2 on both sides , we get
x = 4
Therefore , the value of x is 4
Hence , the similar triangles are solved
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Six hours after it started raining the of rain was 37 millimeters what the functions notation
The function notation for the amount of rainfall after 6 hours of raining is f(t) = 37.
Let's define the function as follows:
f(t) = r
where t represents the time elapsed since the rain started, f(t) represents the amount of rainfall at time t, and r represents the amount of rainfall in millimeters.
According to the problem statement, six hours after it started raining, the amount of rain was 37 millimeters. We can use this information to find the value of r:
f(6) = 37
This means that at time t=6, the amount of rainfall is 37 millimeters.
Now we can write the function in terms of the specific value of r:
f(t) = 37
This means that the amount of rainfall is constant and equal to 37 millimeters for all values of t.
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Which statement is true? O All irrational and rational numbers can be written as fractions of two integers. O All irrational and rational numbers have decimal expansions. O All irrational and rational numbers have repeating decimals. O All irrational and rational numbers have terminating decimals. (please be fast i dont have much time.) 20 POINTS
The true statement is all irrational and rational numbers have decimal expansions. (second option)
What are rational and irrational numbers?A rational number is a number that can be expressed as a fraction of two integers . Rational numbers have terminating decimals and they have decimal expansions. Examples of rational numbers are 1.5, 2 and 4.25
A irrational number is a number that cannot be expressed as a fraction of two integers . Irrational numbers have repeating decimals. Examples of irrational numbers are 22/7, 1/3.
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please help urgenttttt!
Same-side interior angles are a pair of angles formed when two parallel lines are intersected by a third line, known as a transversal.
In this case, the same-side interior angles are the angles that are on the same side of the transversal and between the two parallel lines. They are called "interior" because they are inside the two parallel lines.
If you take any two same-side interior angles, they will add up to 180 degrees, meaning that they are supplementary.
The same side interior angles for this problem are given as follows:
4x - 23.2x + 5.As the same side interior angles are supplementary, the value of x is obtained as follows:
4x - 23 + 2x + 5 = 180.
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A class of 34 eighth graders are holding elections for class president, vice president, secretary, and treasurer. In how many ways can the officers be elected?
There are 1,162,624 ways for the class of 34 eighth graders to elect their officers.
Find the number of waysThere are 34 eighth graders in the class and 4 officer positions to be elected, which are class president, vice president, secretary, and treasurer.
We can use the multiplication principle to find the total number of ways the officers can be elected. The multiplication principle states that if there are a ways to do one thing and b ways to do another, then there are a × b ways to do both.
First, let's consider the class president position. There are 34 students who can be elected as class president. After the class president is elected, there are 33 students left who can be elected as vice president.
Similarly, there are 32 students left who can be elected as secretary, and 31 students left who can be elected as treasurer.
Therefore, the total number of ways the officers can be elected is:
34 × 33 × 32 × 31 = 1,162,624
So, there are 1,162,624 ways for the class of 34 eighth graders to elect their officers.
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I need help with this please
The amount of Kingston's birth weight that was much bigger than Karmichael would be = 1 pound 4 ounces
How to calculate the birth weight of Kingston?The weight of Kingston at birth = 9 pounds 2 ounces
The weight of Karmichael at birth = 7 pounds 11 ounces.
Next, the weights are converted to ounces such as:
1 pound = 16 ounces
For 9 pounds = 16×9 = 144 ounces+ 2 ounces = 146 ounces
For 7 pounds = 16×7 = 112 ounce + 11 ounces = 123 ounce
The difference between the birth weight of Kingston and Karmichael = 146-123 = 23 ounce
Convert 23 ounce to pounds = 23/16 = 1 pound 4 ounces
Therefore, amount of Kingston's birth weight that was much bigger than Karmichael would be = 1 pound 4 ounces.
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The Triangle and square shown below have the same perimeter What is the length of one side of the square
The length of one side of the square is 1.5 units
What is the length of one side of the squareThe complete question is added as an attachment
From the question, we have
The triangle and the squate have the same perimeter
The perimeter is the sum of the side lengths
So, we have
Triangle = 3x + 4x + 5x
Square = 4 * (x + 1)
Evaluate
Triangle = 12x
Square = 4x + 4
So, we have
4x + 4 = 12x
Evaluate
8x = 4
So, we havr
x = 0.5
From the figure, we have
Length = x + 1
Evaluate
Length = 0.5 + 1
So, we have
Length = 1.5
Hence, the length is 1.5
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CHALLENGE The sum of three consecutive terms of an arithmetic sequence is 6 . The product of the terms is -42. Find the terms.
The first step is to recall the equation for an arithmetic sequence: an = a1 + (n - 1)d, where a1 is the first term, an is the nth term, and d is the common difference.
Given the sum of three consecutive terms of the sequence, we know that a3 + a2 + a1 = 6. We can also recall that the product of the terms is a1 x a2 x a3 = -42.
Now, using the two equations, we can solve for the three terms:
a3 = (6 - a2 - a1)/2,
a2 = 6 - a1 - 2a3,
a1 = 6 - a2 - 2a3
Substituting the second and third equation into the first, we get:
a3 = -14/2 = -7
Therefore, the three consecutive terms of the arithmetic sequence are: a1 = -5, a2 = 2, a3 = -7.
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For 1-4, find each product. Use the arrays drawn on grids to help.
1. 26 x 18
2. 23 x 23
3. 19 x 27
4. 11 x 16
Answer:
1. 468
2. 529
3. 513
4. 176
Step-by-step explanation:
Calculate the present value. (Round your answer to two decimal places.). A=$35,000,r=15% compounded quarterly, t=10 years. Ineedarim? Viewing Saved Work Revert to Last Response
The present value is $7,307.31.
To calculate the present value, we can use the formula: PV = A / (1 + r/n)^(n*t) where PV is the present value, A is the future value, r is the annual interest rate, n is the number of compounding periods per year, and t is the number of years.
In this case, we have A = $35,000, r = 15% = 0.15, n = 4 (since it is compounded quarterly), and t = 10.
Plugging these values into the formula, we get:
PV = $35,000 / (1 + 0.15/4)^(4*10)
PV = $35,000 / (1.0375)^40
PV = $35,000 / 4.79
PV = $7,307.31
Therefore, the present value is $7,307.31.
I ignored the "Ineedarim?" part of the question as it is irrelevant to the calculation.
$7,307.31.
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A restaurant plans to use a new food delivery service. The food delivery service charges $5.48 for every two meals delivered, plus a $3.50 service fee. What is the slope of this situation?
The slope of this situation is equal to 5.48.
What is the slope-intercept form?In Mathematics, the slope-intercept form of the equation of a straight line is given by this mathematical expression;
y = mx + c
Where:
m represents the slope or rate of change.x and y represent the data points.c represents the y-intercept or initial value.Based on the information, an equation that models the situation is given by this mathematical expression;
y = mx + c
y = 5.48x + 3.50
In conclusion, we can reasonably infer and logically deduce that the slope is 5.48 and the y-intercept is equal to 3.50.
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7/6 + 2/3y = 4/3 how i can solve this equation
Using basic arithmetic operation, the solution to the equation 7/6 + 2/3y = 4/3 is y = 3/4.
What is the basic arithmetic operation?
The four basic mathematical operations are Addition, subtraction, multiplication, and division.
To solve this equation for y, we need to isolate the variable y on one side of the equation. We can do this by performing algebraic operations to simplify the equation. Here are the steps:
Subtract 7/6 from both sides:
7/6 + 2/3y - 7/6 = 4/3 - 7/6
2/3y = 1/2
Multiply both sides by the reciprocal of 2/3:
(3/2)(2/3y) = (3/2)(1/2)
y = 3/4
Hence, the solution to the equation 7/6 + 2/3y = 4/3 is y = 3/4.
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I NEED HELP ASAP! I give brainlist to whoever answers **ALL** of them (simplest answer possible)
1. Find the perimeter of the base of the treasure chest in feet
2. Find the area of the base of the treasure chest in square feet.
3. Can you use the expression from part c in exercise (#3) to find the surface area of the treasure chest in exercise 2? Explain
4. One cubic inch of sand weighs about 1 ounce. Find the weight of the treasure chest (in pounds) after it is filled with sand. Assume that the chest weighs 20 pounds when empty.
*There are 16 ounces in a pound
The answers to each question are:
1. the perimeter is 10 ft.
2. the area of the chest’s base is 6,
3. This wouldn’t work.
4. The chest weighs 956 pounds when filled with sand
What is surface area?
The space occupied by a two-dimensional flat surface is called the area. It is measured in square units. The area occupied by a three-dimensional object by its outer surface is called the surface area.
1. The base of the treasure chest is the bottom edge
Because most chests are rectangles, we can assume that the base is also a rectangle
This means that the perimeter would be 3+3+2+2, which is 10 ft
2.
To find the area of the chest’s base, you must multiply 3 by 2
3*2 is 6, so the answer is 6 feet squared
3.
It looks like it is asking if you can find the surface area by multiplying the base by one of the side lengths (again, not sure which one because it’s not labeled)
This wouldn’t work regardless of the side length, however, because base times height is equal to the volume of the chest and not the surface area
4. To do this, it would be easier to find how much sand can fit in the chest, and then do weight after you have that figure
There are 12 inches in a foot, so the measurements of how much sand can fit in the chest could be found by multiplying 12 by the side length
This would leave you with measurements of 36, 24 and 24
Volume is base * height, so first multiply the two base measurements (36 and 24)
This leaves you with 624
Multiply that by height (24) and you get 14,976 cubic inches of sand
Because each cubic inch of sand weighs about 1 ounce, we know that the weight of the sand is 14,976 ounces
To find out how much that is in pounds, divide 14,976 by 16
This leaves you with 936 lbs
Add the additional 20 that comes from the chest and you get 956 lbs total
The chest weighs 956 pounds when filled with sand
Hence, the answers to each question are:
1. the perimeter is 10 ft.
2. the area of the chest’s base is 6,
3. This wouldn’t work.
4. The chest weighs 956 pounds when filled with sand
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What would the number be if the number is even, less than -12 and the absolute value of the number is between 9 and 15
The number if the number is even, less than -12 and the absolute value of the number is between 9 and 15 is 14
What is Algebra?Algebra is the study of abstract symbols, while logic is the manipulation of all those ideas.
The acronym PEMDAS stands for Parenthesis, Exponent, Multiplication, Division, Addition, and Subtraction. This approach is used to answer the problem correctly and completely.
We are given that;
Number is even
Number is less than -12
Number is between 9 and 15
Now,
If the number is even and less than -12, the only possibility within the given constraints is -14.
Since the absolute value of -14 is 14, which is between 9 and 15, it satisfies the additional condition that the absolute value of the number is between 9 and 15.
Therefore, by algebra the answer will be 14.
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