Jason is building a beanch with his dad. He begins with a 8 foot board. Then, he cuts off a piece that measures 3 5/8 feet. And another that measures 1 1/3 feet

Answers

Answer 1

Jason and his dad have 73/24 feet of board left to build their bench.

To find out how much board is left after Jason cuts off those pieces, we need to subtract their lengths from the original length of the board.

Original length of the board = 8 feet

Length of first cut = 3 5/8 feet

Length of second cut = 1 1/3 feet

To subtract these lengths, we need to make sure they have the same denominator:

3 5/8 = (3 x 8 + 5)/8 = 29/8

1 1/3 = (1 x 3 + 1)/3 = 4/3

So, the total length of the cuts is:

29/8 + 4/3 = (87 + 32)/24 = 119/24 feet

Now, we can subtract the total length of the cuts from the original length of the board:

8 - 119/24 = (192/24) - (119/24) = 73/24 feet

So, Jason and his dad have 73/24 feet of board left to build their bench.

Learn more about bench here

https://brainly.com/question/29024189

#SPJ11

Related Questions

g a call center receives calls from customers every 7 minutes, and it takes 15 minutes to finish a call. the system assumes poisson arrivals and exponential service time. the manager's goal is to limit the average customer waiting time to 2 minutes. what is the minimum number of customer services the call center needs to have to achieve this goal

Answers

To solve this problem, we can use the M/M/1 queueing model, where "M" stands for Poisson arrivals and "M" stands for exponential service time, and "1" means there is one server.

From the problem, we know that the arrival rate, λ, is 1/7 customers per minute, and the service rate, μ, is 1/15 customers per minute. The utilization factor, ρ, is given by ρ = λ/μ = (1/7)/(1/15) = 15/7. Since ρ > 1, the system is not stable, and the average customer waiting time is infinite.

To limit the average customer waiting time to 2 minutes, we need to reduce the utilization factor. One way to do this is to increase the number of servers. Let's assume the call center has "k" servers. The average customer waiting time, W, can be approximated by the following formula:

W = (ρ^k / kμ) / (1 - ρ)

We want to find the minimum value of "k" such that W ≤ 2. Rearranging the formula, we get:

k ≥ (ρ/(1-ρ)) * (ρ^(k-1)) * (1/(2μ))

We can use trial and error or numerical methods to find the smallest integer value of "k" that satisfies this inequality. For example, starting with k = 1, we can calculate the right-hand side of the inequality and check if it is greater than or equal to 1. If it is not, we can increase k by 1 and repeat the calculation until we find the smallest integer value of "k" that satisfies the inequality.

Alternatively, we can use a formula for the Erlang C model, which is a generalization of the M/M/k model for multiple servers. The formula gives the probability that a customer has to wait for service, given the arrival rate, service rate, and number of servers. We can then use this probability to calculate the average customer waiting time using Little's law.

The minimum number of customer services needed to achieve the goal of limiting the average customer waiting time to 2 minutes is the smallest integer value of "k" that satisfies the inequality.

To learn more about exponential : brainly.com/question/29160729

#SPJ11

Which expression represents the surface area of the prism? 3,4,5,10

Answers

The expression that represents the surface area of the prism is 2(3x4 + 4x5 + 3x5), which simplifies to 94.

To find the surface area of a prism, you need to calculate the area of each face and add them together. In this case, the prism has a rectangular base with dimensions of 3 units by 4 units, and the height of the prism is 5 units. So, the area of the two rectangular faces is 3x4 = 12 units² each, and the area of the top and bottom faces (which are also rectangles) is 5x3 = 15 units² each. The area of the two triangular faces is (1/2)(3)(5) = 7.5 units² each. Adding all of these areas together gives:

2(12 + 15 + 15 + 7.5 + 7.5) = 2(57) = 114 units²

However, since the question asks for an expression rather than a specific value, we can simplify this expression by factoring out a common factor of 2 and using distributive property:

2(3x4 + 4x5 + 3x5) = 2(12 + 20 + 15) = 2(47) = 94

Therefore, the expression that represents the surface area of the prism is 2(3x4 + 4x5 + 3x5), which simplifies to 94.

Learn more about prism here

https://brainly.com/question/23963432

#SPJ11

Which expression represents the surface area of the prism?

3, 4, 5, 10.

In the quadrilateral below, angles DAB and BCD are the same size.
What is the size of angle DAB?
A
D 226°
38°
B
Not drawn accurately

Answers

Okay, let's break this down step-by-step:

* The sum of angles in a quadrilateral is 360 degrees

* Angles DAB and BCD are the same size

* Angle ABC is not given, so we'll call it 'x' degrees

* Putting this together:

360 = 38 + x + 226 + 38

360 = 302 + x

x = 58

Therefore, angle DAB = 58 degrees.

The answer is:

DAB = 58°

Find the value of each expression when a = 12, b = 3, c = 4, and d = 9.

Answers

The values of each expression are as follows:

5. ac = 48

6. 1 / 2 b = 3 / 2

7. abd = 324

How to solve an expression?

An algebraic expression is an expression which is made up of variables and constants, along with algebraic operations such as addition, subtraction, division, multiplication etc.

Therefore, let's find the values of each expression by find substituting the values.

Hence,

a = 12

c = 4

ac = 12 × 4 = 48

b = 3

1 / 2 b = 1 / 2 (3) = 3 / 2

abd = 12 × 3 × 9

abd = 324

learn more on expression here: https://brainly.com/question/29358298

#SPJ1

A rectangular prism with a 8-centimeter length, a 4-centimeter
width, and a 5-centimeter height is placed on a rectangular prism
with a 14-centimeter length, a 8-centimeter width, and a 1-
centimeter height.
6 cm
4 cm
5 cm
14 cm
1 cm
8 cm
What is the volume of the composite solid?
The volume is cubic centimeters.

Answers

Step-by-step explanation:

First prism volume = L x W x H = 8 x 4 x 5 = 160 cm^3

Second prism = 14 x 8 x 1 = 112 cm^3

Total = 160 + 112 = 272 cm^3

The volume of the composite solid will be 272 cubic cm.

What is the volume of the rectangular prism?

Let the prism with a length of L, a width of W, and a height of H. Then the volume of the prism is given as,

V = L x W x H

The shape is the combination of the two rectangular prisms. Then the volume is calculated as,

V = (6 x 4 x 8) + ((14 - 4) x 1 x 8)

V = (6 x 4 x 8) + (10 x 1 x 8)

V = 192 + 80

V = 272 cubic cm

More about the volume of the rectangular prism link is given below.

https://brainly.com/question/21334693

#SPJ2

Let V be a vocabulary and A a set of strings over V. In other words, A C V*. Determine if each statement is an identity (always true for any set of strings A) and explain your answer.a. A{2} = Ab. AU{2} = Ac. An Am An+m =d. A*A = A*e. A UA A*f. (4*)* = A*

Answers

(a) A{2} = A. This statement is an identity

(b) AU{2} = A. This statement is not an identity.

(d) A*A = A. This statement is not an identity.

(e) A UA A* = A*. This statement is an identity.

(f) (4*)* = A*. This statement is not an identity.

a. A{2} = A

This statement is an identity, meaning it is always true for any set of strings A. A{2} represents the concatenation of A with itself, so A{2} consists of all possible strings that can be formed by concatenating two strings from A. Since A is a set of strings over V, all possible strings that can be formed by concatenating two strings from A are also in A, so A{2} is a subset of A. And since A is a set, it contains all of its subsets, so A is also a subset of A{2}. Therefore, A{2} = A, and this is true for any set of strings A.

b. AU{2} = A

This statement is not an identity. If A is the set of all possible strings over V, then AU{2} is the set of all possible strings that can be formed by concatenating zero, one, or two strings from A. But if nobody receives an R and exactly two students receive a C, then not all possible strings from AU{2} are in A. For example, the string "CC" is in AU{2}, but it is not in A because not all possible strings in A contain at least two Cs and no Rs. Therefore, AU{2} is a subset of A, but it is not necessarily equal to A, so this statement is not an identity.

c. An Am = An+m

This statement is an identity. An is the set of all possible strings that can be formed by concatenating n strings from A, and Am is the set of all possible strings that can be formed by concatenating m strings from A. Therefore, An Am is the set of all possible strings that can be formed by concatenating n+m strings from A. And An+m is the set of all possible strings that can be formed by concatenating n+m strings from A. Since both sets consist of the same strings, they are equal, so this statement is true for any set of strings A.

d. A*A = A

This statement is not an identity. AA represents the concatenation of all possible pairs of strings from A, which may result in new strings that are not in A. For example, if A = {"a", "b"}, then AA = {"aa", "ab", "ba", "bb"} includes the string "aa" which is not in A. Therefore, A*A is a subset of A, but it is not necessarily equal to A, so this statement is not an identity.

e. A UA A* = A*

This statement is an identity. A* is the set of all possible strings that can be formed by concatenating any number of strings from A, including zero strings. Therefore, A UA A* is the set of all possible strings that can be formed by concatenating zero or more strings from A, which is equal to A*. This is because any string in A* can be formed by concatenating zero or more strings from A, and any string that can be formed by concatenating zero or more strings from A is in A UA A*. Therefore, this statement is true for any set of strings A.

f. (4*)* = A*

This statement is not an identity. (4*)* represents the set of all possible strings that can be formed by concatenating zero or more strings from 4*, where 4* is the set of all possible strings of length 4 over V. A* is the set of all possible strings that can be formed by concatenating any number of strings from A, including zero strings.

To learn more about concatenation visit : https://brainly.com/question/16185207

#SPJ11

Find the value of c. Give your answer in degrees ().
20°
Q
62°
C
Not drawn accurately

Answers

The calculated value of the degree measure of angle c is 16°

Finding the degree measure of angle c

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

The figure (see attachment)

The sum of angles in a triangle is 180 degrees

This means that

x + 20 + 62 = 180

Evaluate the like terms

This gives

x + 82 = 180

So, we have

x = 98

The measure of angle c is then calculated as

c + 2 * (180 - 98) = 180

Collect the like terms

c = 180 - 2 * (180 - 98)

Evaluate

c = 16

Hence, the degree measure of angle c is 16°

Answers

To find another point that represents an equivalent ratio on a graph, you can multiply both quantities by the same factor

Two quantities have a constant ratio if they are proportionate to one another.

This indicates that to preserve the same ratio, multiplying one item by a particular factor also requires multiplying the other quantity by the same factor.

Therefore, by multiplying both quantities by the same factor, you can locate a point on a graph that represents an equivalent ratio if you have a point that represents a ratio of two quantities.

As an illustration, let's say you have a point on a graph that represents the ratio 2:3, and you want to locate a point that represents a ratio that is equal.

To do this, multiply both amounts by 2 to obtain the ratio 4:6, or both amounts by 3 to obtain the ratio 6:9.

Because it preserves the same ratio between the two quantities, this method functions. Both quantities are effectively scaled up or down by the same amount when multiplied by the same factor, maintaining their relative sizes.

This implies that even though the actual values may change, the ratio between the two quantities stays the same.

To learn more about ratio visit:

https://brainly.com/question/13722782

#SPJ1

i’m doing standard deviation, and need to find the variance of the data

Answers

The variance of the data is V = 20

Given data ,

The mean = (3 + 4 + 5 + 7 + 10 + 12 + 15) / 7 = 56 / 7 = 8

Next, we calculate the squared differences between each data point and the mean, and find the sum of those squared differences:

(3 - 8)² = 25

(4 - 8)² = 16

(5 - 8)² = 9

(7 - 8)² = 1

(10 - 8)² = 4

(12 - 8)² = 16

(15 - 8)² = 49

Sum of squared differences = 120

Finally, we divide the sum of squared differences by the number of data points minus 1 (n - 1) to get the variance:

The variance = 120 / (7 - 1) = 20

Hence , the variance of the given data set is 20

To learn more about variance click :

https://brainly.com/question/13041243

#SPJ1

The value of the correlation coefficient (r):
can be equal to the value of the coefficient of determination (r2).
can never be equal to the value of the coefficient of determination (r2).
can range from -2.0 to +2.0.
is generally larger than the value of the coefficient of determination

Answers

The value of the correlation coefficient (r) can be equal to the value of the coefficient of determination (r2).

detail explain: The correlation coefficient (r) measures the strength and direction of the linear relationship between two variables. On the other hand, the coefficient of determination (r2) measures the proportion of the variance in one variable that can be explained by the variance in the other variable. Both coefficients are used to analyze the relationship between two variables.

The value of the correlation coefficient (r) can range from -1.0 to +1.0, with negative values indicating a negative correlation and positive values indicating a positive correlation. The closer the value of r is to -1.0 or +1.0, the stronger the correlation.

The value of the coefficient of determination (r2) can range from 0 to 1.0, with higher values indicating a stronger relationship between the two variables. Specifically, r2 represents the proportion of the variance in one variable that is explained by the variance in the other variable.

It is possible for the value of the correlation coefficient (r) to be equal to the value of the coefficient of determination (r2). This happens when there is a perfect linear relationship between the two variables. In this case, the correlation coefficient is either -1.0 or +1.0, and the coefficient of determination is 1.0.

In summary, the correlation coefficient (r) and the coefficient of determination (r2) are both used to analyze the relationship between two variables. The value of r can range from -1.0 to +1.0, indicating the strength and direction of the linear relationship. The value of r2 can range from 0 to 1.0, indicating the proportion of the variance in one variable that can be explained by the variance in the other variable. It is possible for r to be equal to r2 in the case of a perfect linear relationship between the two variables. However, this is rare and typically the values of r and r2 will differ.

To know more about correlation coefficient visit:

brainly.com/question/29978658

#SPJ11

Mai poured liters of water into a partially filled pitcher. The pitcher then contained liters.

Answers

The amount of water that Mai poured into the pitcher is (y) - (x) liters.

One possible way to find the amount of water that Mai poured into the pitcher is to subtract the initial volume of the partially filled pitcher from the final volume of the pitcher after the water has been added. The amount of water that Mai poured into the pitcher is therefore (final volume) - (initial volume) liters.

Let's assume that the initial volume of the partially filled pitcher is x liters and the final volume of the pitcher after Mai has poured in water is y liters. Then, the amount of water that Mai poured into the pitcher can be found using the expression:

(final volume) - (initial volume) = (y) - (x) liters.

Therefore, the amount of water that Mai poured into the pitcher is (y) - (x) liters.

Learn more about pitcher here

https://brainly.com/question/28274339

#SPJ11

Given are five observations for two variables, x and y.
xi 1 2 3 4 5
yi 3 6 7 11 13
What does the scatter diagram indicate about the relationship between the two variables?
SelectThere appears to be a linear relationship between x and yThere appears to be a nonlinear relationship between x and yItem 2
Develop the estimated regression equation by computing the the slope and the y intercept of the estimated regression line (to 1 decimal).
= + x
Use the estimated regression equation to predict the value of y when x = 4 (to 1 decimal).

Answers

Therefore, The scatter diagram indicates a linear relationship between x and y. The estimated regression equation is y = 1.8 + 2.2x, and the predicted value of y when x = 4 is 10.6.

The scatter diagram can help us identify the relationship between two variables. Based on the given data, let's plot the points:
(1,3), (2,6), (3,7), (4,11), (5,13)
Looking at the plot, there appears to be a linear relationship between x and y.
To develop the estimated regression equation, we need to calculate the slope and y-intercept. Using the formula for slope (b1) and y-intercept (b0):
b1 = (Σ(xy) - n(Σx)(Σy)/n) / (Σx^2 - n(Σx)^2/n)
b0 = (Σy - b1(Σx)) / n
Calculating the values, we get:
b1 = 2.2
b0 = 1.8
The estimated regression equation is:
y = 1.8 + 2.2x
To predict the value of y when x = 4, substitute x in the equation:
y = 1.8 + 2.2(4)
y = 10.6

Therefore, The scatter diagram indicates a linear relationship between x and y. The estimated regression equation is y = 1.8 + 2.2x, and the predicted value of y when x = 4 is 10.6.

To know more about equations visit:

https://brainly.com/question/22688504

#SPJ11

an account with an apr of 4% and quarterly compounding increases in value every three months by
a.1%
b.1/4%
c.4%

Answers

The account increases in value by 1% every quarter, which is equivalent to 1/4% every month.

Savings interest is calculated on a daily basis and deposited into the account on the first day of the next quarter. The interest rate will depend on the balance in the account. Now it's between 3% and 3.5%.

To find the increase in value for an account with an APR of 4% and quarterly compounding, we'll first need to convert the APR to a quarterly interest rate.
1. Divide the APR by the number of compounding periods in a year: 4% / 4 = 1%.
2. The account increases in value by 1% every quarter.

Your answer: a. 1%

Learn more about Quarter:

brainly.com/question/391885

#SPJ11

What expressions are equivalent to 13 times 11 plus 5

Answers

The expression "13 times 11 plus 5" is equivalent to 148.

The expression "13 times 11 plus 5" can be written as:

13 * 11 + 5

To simplify this expression, we can perform the multiplication first:

143 + 5

And then add:

148

Therefore, the expression "13 times 11 plus 5" is equivalent to:

13 * 11 + 5 (if we perform the multiplication first and then subtract from 5)

143 + 5 (if we perform the multiplication first and then add 5)

148 (if we follow the order of operations and perform the addition and multiplication in the correct order)

Learn more about expression here

https://brainly.com/question/1859113

#SPJ11

i need real bad help on this question I do not understand at all

Answers

Answer: 3.525, 3.25, 3.75

Step-by-step explanation:

This makes sense because these values are all .25 or less away from 3.5

Give brainly please

In ABC, a = 4, b = 3, and c = 3. What is the
value of cos A?

Answers

The value of cos A in the triangle is 1 / 9.

How to find the angle of a triangle?

The triangle is given as ABC. The side lengths are a, b and c. Therefore, cos A of the triangle can be found using cosine rule as follows:

a² = b² + c² - 2bc cos A

a = 4

b = 3

c = 3

Therefore,

4² = 3² + 3² - 2(3)(3) cos A

16 = 9 + 9 - 18 cos A

16 - 18 = - 18 cos A

-2 = - 18 cos A

divide both sides by - 18

cos A = - 2 / - 18

cos A = 1 / 9

learn more on triangle here:https://brainly.com/question/16800749

#SPJ1

Let Z represent a standard normal random variable. P(Z>0) is equal to
0.0
0.5
0.45
0.9

Answers

A standard normal random variable (Z) has a mean of 0 and a standard deviation of 1. The probability of Z being greater than 0 is equal to the area under the normal curve to the right of 0, which is exactly half of the total area under the curve (since the curve is symmetric around the mean of 0). Therefore, P(Z>0) is equal to 0.5.

A standard normal random variable, like Z in your question, follows a standard normal distribution, which is a special type of normal distribution with a mean of 0 and a standard deviation of 1. Now, you're asked to find the probability P(Z > 0).

Since the standard normal distribution is symmetrical around the mean (0), the probability of Z being greater than 0 is equal to the probability of Z being less than 0. In other words, half of the distribution is on the right side of the mean, and the other half is on the left side.

Therefore, P(Z > 0) = 0.5, which is your answer.

To learn more about standard deviation : brainly.com/question/23907081

#SPJ11

approximate the nonlinear system by a linear system at (0,0) and find the eigenvalues.

Answers

We can approximate the nonlinear system by a linear system at (0,0) using the Jacobian matrix and can find the eigenvalues using the formula det(J(0,0) - λI) = 0.

We have to approximate the nonlinear system by a linear system at (0,0) and find the eigenvalues.

Identify the nonlinear system.
First, you need to provide the nonlinear system of equations you're working with. The system should be in the form of:
dx/dt = f(x, y)
dy/dt = g(x, y)

Calculate the Jacobian matrix.
To linearize the system, compute the Jacobian matrix, J, which contains the partial derivatives of f and g with respect to x and y. The Jacobian matrix is given by:

J(x, y) = [ ∂f/∂x ∂f/∂y ]
[ ∂g/∂x ∂g/∂y ]

Evaluate the Jacobian at (0,0).
Substitute the point (0,0) into the Jacobian matrix to obtain J(0,0).

Find the eigenvalues.
To find the eigenvalues, solve the characteristic equation, which is given by:
det(J(0,0) - λI) = 0

Here, λ represents the eigenvalues, and I is the identity matrix. Solve the resulting polynomial equation for λ to obtain the eigenvalues of the linearized system.

Learn more about eigenvalues:

https://brainly.com/question/15586347

#SPJ11

An ice field is melting at a rate of M(t)=4-sin^3 t acre-feet per day. How many acre feet of this ice field will melt from the beginning of day 1 (t=0) to the beginning of day 4 (t=3).

Answers

the amount of ice that will melt from the beginning of day 1 to the beginning of day 4 can be found by integrating the rate of melting over that time period.

To find the amount of ice that melts over the time period from t=0 to t=3, we need to integrate the given rate of melting function, M(t)=4-sin^3 t, over that time period. Using the fundamental theorem of calculus, we can find the antiderivative of M(t):

∫M(t)dt = ∫(4-sin^3 t)dt = 4t + (3/4)cos(t) + (1/12)cos^3(t)

Evaluating this antiderivative from t=0 to t=3, we get:

(4(3) + (3/4)cos(3) + (1/12)cos^3(3)) - (4(0) + (3/4)cos(0) + (1/12)cos^3(0))

Simplifying this expression, we get:

12 + (3/4)cos(3) + (1/12)cos^3(3) - (3/4)

Therefore, the amount of ice that will melt from the beginning of day 1 to the beginning of day 4 is approximately 11.56 acre-feet.

we can find the amount of ice that will melt over a given time period by integrating the rate of melting function over that time period. In this case, we found that approximately 11.56 acre-feet of the ice field will melt from the beginning of day 1 to the beginning of day 4.

To know more about time period, visit:

https://brainly.com/question/31824035

#SPJ11

What is the perimeter of (-3,1) (1,3) (2,-4)

Answers

The perimeter of the points is 18.61 units

How to find the perimeter using the points or vertices?

The perimeter of an object is the sum of the lengths of the sides of the object.

The formula to find the distance (length) between the two points is usually given by d =√((x₂ – x₁)² + (y₂ – y₁)²)

(-3,1) and (1,3):

(-3,1) : x₁ = -3 , y₁ = 1

(1,3) : x₂ = 1 , y₂ = 3

d =√((1 – (-3))² + (3 – 1)²) = 4.47 units

(1,3) and (2,-4):

d =√((2 – 1)² + (-4 – 3)²) = 7.07 units

(2,-4) and (-3,1)

d =√((-3 – 2)² + (1 – (-4))²) = 7.07 units

Perimeter = 4.47 + 7.07 + 7.07

Perimeter = 18.61 units

Learn more about perimeter on:

https://brainly.com/question/19819849

#SPJ1

in a 2 x 2 x 2 factorial design, what are all the possible effects to test?

Answers

In a 2 x 2 x 2 factorial design, you need to test a total of seven possible effects: three main effects (A, B, and C) and four interaction effects (A x B, A x C, B x C, and A x B x C).

In a 2 x 2 x 2 factorial design, there are three independent variables, each with two levels. The possible effects to test include main effects and interaction effects.

The main effects are the individual effects of each independent variable on the dependent variable. In this design, there are three main effects to test: the effect of the first independent variable (A), the effect of the second independent variable (B), and the effect of the third independent variable (C).

Interaction effects occur when the effect of one independent variable on the dependent variable depends on the level of another independent variable. In a 2 x 2 x 2 design, there are three possible two-way interaction effects to test: A x B, A x C, and B x C. Additionally, there is one three-way interaction effect to test: A x B x C.

In summary, in a 2 x 2 x 2 factorial design, you need to test a total of seven possible effects: three main effects (A, B, and C) and four interaction effects (A x B, A x C, B x C, and A x B x C).

Visit here to learn more about factorial design:

brainly.com/question/31694801

#SPJ11

Use the Connect Line tool to create a rectangle with an area of 35 square units and one side with vertices at (1,3) and (1,-4), what are the coordinates. PLEASE I NEED IT RIGHT NOW!

Answers

Answer:

55r737tdfrrgutyrvytuyt

Answer:

(6, 3) and (6, -4) or (-4, 3) and (-4, -4)

Step-by-step explanation:

You want the coordinates of the remaining two vertices of a rectangle with area 35 square units, the endpoints of one side being (1, 3) and (1, -4).

Rectangle

A rectangle is a quadrilateral with adjacent sides at right angles. The area of it is the product of its length and width.

Dimensions

The given side is a vertical line (x=1) with points on it that are 7 units apart:

3 -(-4) = 7

The area being 35 square units means the length of an adjacent side must be ...

LW = 35

7W = 35

W = 35/7 = 5 . . . . units

The opposite side of the rectangle will be 5 units away, on a vertical line that is either x = 1+5 = 6, or x = 1 -5 = -4.

Coordinates

The y-coordinates of the endpoints of the opposite side will be the same as the y-coordinates of the given points. That is because the top and bottom edges of the rectangle are horizontal lines.

For the rectangle to the right of the given line, the missing coordinates are (6, 3) and (6, -4).

For the rectangle to the left of the given line, the missing coordinates are (-4, 3) and (-4, -4).

Additional comment

The attachment shows the two possible sets of answers.

What point on the number line is three-fifths of the way from the point −9 to the point 17?

Answers

The point on the number line that is three-fifths of the way from point −9 to point 17 is 6.6.

To find the point that is three-fifths of the way from point −9 to point 17, we need to first determine the distance between these two points. The distance between two points on a number line is simply the absolute value of the difference between the two points. In this case, the distance between point −9 and point 17 can be found as follows:

Distance = |17 − (−9)| = |17 + 9| = |26| = 26

Now that we know the distance between the two points, we can determine the distance from point −9 to the desired point by multiplying the distance between the two points by three-fifths:

Distance from −9 to desired point = (3/5) × 26 = 15.6

To find the actual point, we need to start at point −9 and move 15.6 units to the right. Therefore, the point that is three-fifths of the way from point −9 to point 17 is:

Point = −9 + 15.6 = 6.6

To know more about point here

https://brainly.com/question/21950350

#SPJ1

Bike sale The bicycle shop in Exercise 50 will be offering 2 specially priced children's models at a sidewalk sale. The basic model will sell for $120 and the deluxe model for $150. Past experience indicates that sales of the basic model will have a mean of 5.4 bikes with a standard deviation of 1.2, and sales of the deluxe model will have a mean of 3.2 bikes with a standard deviation of 0.8 bikes. The cost of setting up for the sidewalk sale is $200. a) Define random variables and use them to express the bicycle shop's net income. b) What's the mean of the net income? c) What's the standard deviation of the net income? d) Do you need to make any assumptions in calculating the mean? How about the standard deviation?

Answers

a) Let X and Y represent the number of basic and deluxe models sold, respectively.

b) The expected value of the net income is 448.

c) The standard deviation of the net income is 60.

d) Assumptions must be made when calculating the mean and standard deviation.

a) Let X represent the number of basic models sold, and Y represent the number of deluxe models sold.

The bicycle shop's net income is given by the random variable Z, which is the total income from the sale minus the cost of setting up for the sidewalk sale, or Z = 120X + 150Y - 200.

b) The expected value of the net income is given by

E[Z] = E[120X + 150Y - 200] = 120E[X] + 150E[Y] - 200

= 648 - 200

= 448.

c) The standard deviation of the net income is given by

σZ = √[(120σX)2 + (150σY)2]

= √[(120×1.2)2 + (150×0.8)2]

= 60.

d) Yes, it is necessary to make assumptions when calculating the mean, as it requires knowledge of the expected value of X and Y.

Similarly, when calculating the standard deviation, assumptions must be made regarding the standard deviation of X and Y.

To learn more about standard deviation visit:

https://brainly.com/question/475676

#SPJ4

a market research company wishes to find out whether the population of students at a university prefers brand a or brand b of instant coffee. a random sample of students is selected, and each one is asked to try brand a first and then brand b (or vice versa, with the order determined at random). they then indicate which brand they prefer. the response variable is

Answers

The response variable in this study is a categorical binary variable that measures the preference of the students between two brands of instant coffee.

What is a variable?

In mathematics, a variable is referred to as the alphanumeric symbol used to represent a number or numerical value. An unknown quantity is represented as a variable in algebraic equations.

The response variable in this study is the preference of the students between brand A and brand B of instant coffee. The students are asked to try both brands and indicate which one they prefer, so the variable is categorical with two possible outcomes: preference for brand A or preference for brand B.

In statistical research, a response variable is an outcome or result that is being studied or measured. In this particular study, the response variable is the preference of the students between two brands of instant coffee, which are brand A and brand B.

Since the students are asked to try both brands and then indicate their preference, the response variable is categorical because it involves classifying each student's response into one of two possible categories: preference for brand A or preference for brand B.

Furthermore, the response variable is binary since there are only two possible outcomes for each student. The students either prefer brand A or prefer brand B, so the variable takes on one of two values: 0 for preference for brand A or 1 for preference for brand B.

Therefore, the response variable in this study is a categorical binary variable that measures the preference of the students between two brands of instant coffee.

Learn more about Variable at

https://brainly.com/question/15078630

#SPJ4

(1 point) show that the vector field f=yz2i xz2j 2xyzk is conservative by finding a scalar potential f

Answers

The vector field F = yz²i + xz²j + 2xyzk is shown to be conservative by finding a scalar potential function φ(x, y, z) = xyz² + C, where C is a constant. This demonstrates that F can be expressed as the gradient of φ, confirming its conservativeness.

To show that the vector field F = yz²i + xz²j + 2xyzk is conservative, we need to find a scalar potential function, φ, such that F = ∇φ.
Let's compute the partial derivatives of φ with respect to x, y, and z:

∂φ/∂x = yz²
∂φ/∂y = xz²
∂φ/∂z = 2xyz

Now, we will integrate each partial derivative to find φ:

1) Integrate ∂φ/∂x with respect to x:
φ(x, y, z) = xyz² + g(y, z)

2) Integrate ∂φ/∂y with respect to y:
φ(x, y, z) = xyz² + h(x, z)

Comparing the results from (1) and (2), we can conclude that g(y, z) = h(x, z) = constant, let's call it C.

3) Integrate ∂φ/∂z with respect to z:
φ(x, y, z) = xyz² + C

Therefore, the scalar potential function for the given vector field is φ(x, y, z) = xyz² + C, which shows that the vector field is conservative.

The correct question is :

show that the vector field F = yz²i + xz²j + 2xyzk is conservative by finding a scalar potential.

To learn more about vector fields visit : https://brainly.com/question/31866032

#SPJ11

Please! Help! ASAP! thanks!

Answers

Pythagorean theorem:

[tex]a^{2} +b^{2} =c^{2}[/tex]

can quickly be written as a^2+b^2=c^2

where a and b are the legs and c is the hypotenuse (longest side, opposite the RIGHT/90 degree angle.

You can call either leg a or b, but the hypotenuse is always c.

Step-by-step explanation:

School to gas:

75^2-25^2 = a^2

5000=a^2