i will give you brainlliest and will give you some points
What is the value of 7 - 3 3 ÷ 9 + (-8 - 2)?

-3
-8
-6
-2

Answer:

Yes you would know

Step-by-step explanation:

We can view these tents as sides on a shape that is 30 sided, with lines connecting each tents together.

After this we calculate the interior angle of each side, and use our given 20m to calculate it.

Based on the information provided, the learning rate observed by the operations manager for a new production process is 96%.Given that unit #4 took 41.47 minutes to complete, we can estimate the time required to complete unit #5 using the learning curve formula:$$T_n = T_1 \times n^{-b}$$ where Tn is the time required to complete the nth unit, T1 is the time required to complete the first unit, n is the unit number, and b is the learning rate expressed as a decimal. To use this formula, we need to first find T1.

We can do this by using the time taken to complete unit #4. We know that unit #4 took 41.47 minutes to complete. Using the formula above, we can write:

$T_4 = T_1 \times 4^{-b}$$$$41.47

= T_1 \times 4^{-0.96}$$ Solving for T1,

we get:$$T_1 = \frac{41.47}{4^{-0.96}} \approx 13.559$$

Therefore, T1 ≈ 13.559 minutes. Using this value of T1 and the learning rate of 96%, we can find the time required to complete unit #5:$$T_5 = T_1 \times 5^{-0.96}$$$$T_5 = 13.559 \times 5^{-0.96} \approx 10.016$$Therefore, the estimated time required to complete unit #5 is approximately 10.016 minutes.

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The given points of the graph represent a nonlinear relationship.

A linear graph is a type of graph where the points plotted create a straight line when connected. The slope of a linear graph indicates how steep the line is, while the y-intercept indicates the point where the line crosses the y-axis.

If the given points (1,1), (2,2), (3,6), (4,24) form a linear or nonlinear relationship with and without plotting the graph, we can calculate the slope between each pair of points.

The slope of a line between two points \((x_{1} , y_{1})\) and \((x_{2} , y_{2})\) is given by the formula:

slope = \(\frac{y_{2}-y_{1} }{x_{2}-x_{1}}\)

Let's calculate the slope between the first two points (1,1) and (2,2):

slope = (2 - 1) / (2 - 1) = 1/1 = 1

Now, let's calculate the slope between the second and third points (2,2) and (3,6):

slope = (6 - 2) / (3 - 2) = 4/1 = 4

Next, let's calculate the slope between the third and fourth points (3,6) and (4,24):

slope = (24 - 6) / (4 - 3) = 18/1 = 18

As we can see, the slopes between the pairs of points are not equal. In fact, they are increasing at a faster and faster rate. Therefore, the relationship between the x and y values is nonlinear.

To determine the specific type of nonlinear relationship, we can try to fit a curve to the data points. In this case, we can see that the points follow an exponential pattern, where the y-values increase rapidly as x increases. The equation that fits this pattern is y = \(2^x\).

Therefore, the given points (1,1), (2,2), (3,6), (4,24) represent a nonlinear relationship that follows the exponential function y = \(2^x\).

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the answer for this question will be 1 17/20

The situation can be modeled with the linear equation:

$75 + y*($75/x) = $100

We know that if she wors for x hours, she earns $75.

This means that the amount that she gets per hour is:

R = $75/x.

Now, if she works y more hours, then she gets another $25 (for a total of $100).

We can write this as a linear equation:

y*($75/x) = $25

We can rewrite this as:

$75 + y*($75/x) = $100

So the correct option is B.

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Problem 5

Answer: Yes the points are coplanar

------------------------

Explanation:

Note how all four points are in the same plane, aka face, along the top of the 3D block. The term "coplanar" simply means "all in the same plane", so that's why the points are coplanar.

In contrast, the set of points {H,J,K,Z} are not all coplanar because H,J,K are in the top plane, while Z is not.

===========================================================

Problem 6

Answer: line segments WX, XY, and XK

------------------------

Explanation:

All three lines mentioned above involve the letter X in some fashion. The order doesn't matter. Also, those lines intersect at the common point X.

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Problem 7

Answer: point W

------------------------

Explanation:

The plane WXYZ is the bottom face, in which we can think of as the floor of the building. The segment HW is from the floor and goes up vertically. We can consider this to be like a pole beam of the structure. The plane and segment both have point W in common. Note that the letter "W" is found in the sequences WXYZ and HW, and it's the only common letter.

===========================================================

Problem 8

Answer: The points are not collinear

------------------------

Explanation:

To be collinear, the points must all be on the same straight line. We see that isn't the case with points W, X and Y.

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Problem 9

I'm not entirely sure what your teacher is asking here, so I would ask for a second opinion.

True. The 3px, 3py, and 3pz orbitals are similar in shape but differ in their orientation or direction.

The p orbitals are one type of orbital that corresponds to the angular momentum number l = 1. These p orbitals are designated as 3px, 3py, and 3pz to indicate their orientations along the x, y, and z axes, respectively.

The p orbitals have a  shape with a node at the nucleus. They consist of two lobes of electron density, one on either side of the nucleus, separated by a region of zero electron density. The lobes are oriented along the designated axes. The 3px orbital points along the x-axis, the 3py orbital points along the y-axis, and the 3pz orbital points along the z-axis. Although they have different orientations, their shapes and sizes are the same.

So, while the 3px, 3py, and 3pz orbitals differ in their orientation in space, they share the same overall shape and size.

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Answer:

y=1/3x+2

Step-by-step explanation:

Answer:

Y=1/3x+2

Step-by-step explanation:

I got this answer write on my assignment.

Answer:

57.1 degrees

Step-by-step=

32.9+90=122.9

180-122.9=57.1

Answer:

1.6

Step-by-step explanation:

12.8/8 = 1.6

15.2/9.5 = 1.6

Scale factor = 1.6

The 99% confidence interval (CI) for population mean is CI = (121.55, 155.05)

How to calculate confidence interval

Since we are given the value for standard deviation, we can calculate the confidence interval for the population mean using the formula;

CI = X ± zα/2 × σ/√n

where

X is the sample mean,

σ is the population standard deviation,

n is the sample size,

zα/2 is the critical value from the standard normal distribution

√n is the square root of the sample size.

Substitute the given values in the equation, we have

CI = 138.30 ± 2.898 × 14.6 / √17

CI = (121.55, 155.05)

Therefore, the confidence interval for the population mean is

CI = (121.55, 155.05)

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Answer:

x=5

Step-by-step explanation:

Answer:

x=5

Step-by-step explanation:

The dimensions 36 x 27 inches are too small to allow a 48-inch piece of glass to fit through it.

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Answer:

65 miles a day

Step-by-step explanation:

325/5= 65

a) Both u = t² and v = t² + 1 are solutions to the differential equation.

b) The existence and uniqueness theorem guarantees a unique solution y(t) that satisfies y(3) = 19/2.

a) To verify that both u = t² and v = t² + 1 are solutions to the differential equation y' = -y² + y + 2yt² + 2t - t² - 4, we substitute them into the equation and check if they satisfy it.

For u = t²:

y' = -y² + y + 2yt² + 2t - t² - 4

= -(t²)² + t² + 2t(t²) + 2t - t² - 4

= -t⁴ + t² + 2t³ + 2t - t² - 4

= 2t³ - t⁴ + t - 4

Since this expression is equal to y' when y = u = t², u = t² is a solution.

For v = t² + 1:

y' = -y² + y + 2yt² + 2t - t² - 4

= -(t² + 1)² + (t² + 1) + 2t(t²) + 2t - t² - 4

= -(t⁴ + 2t² + 1) + t² + 1 + 2t³ + 2t - t² - 4

= -t⁴ - t² - 2 + t² + 1 + 2t³ + 2t - t² - 4

= 2t³ - t⁴ + 2t - 5

Since this expression is equal to y' when y = v = t² + 1, v = t² + 1 is also a solution.

b) The existence and uniqueness theorem states that if a differential equation is continuous in a certain interval and satisfies certain conditions, then there exists a unique solution to the initial value problem within that interval.

In this case, the differential equation y' = -y² + y + 2yt² + 2t - t² - 4 is continuous, and the initial condition y(3) = 19/2 is given. To apply the existence and uniqueness theorem, we need to check if the equation is continuous in a neighborhood of t = 3.

Since the differential equation and its coefficients are polynomials, they are continuous everywhere. Therefore, the equation satisfies the condition of continuity.

By the existence and uniqueness theorem, we can conclude that there exists a unique solution y(t) to the given differential equation with the initial condition y(3) = 19/2.

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Answer:

See below.

Step-by-step explanation:

The line of best fit is in the screenshot.

(12,4) and (7,9) are the selected points.

9-4=5

7-12=-5

5/-5, or -1.

The approximate slope and y-intercept is -1 and 15.

-hope it helps

Answer:

smack dab in the middle of negative one and negative two :)

The given point -1 1/2  is present in the middle of the -1 and -2 points.

A number line is a horizontal line in which integers are spread equally.

The given point is -1 1/2.

Hence, it is situated between points -1 and -2 on the number line.

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The area of the sector of radius 9/2 is 135π/16.

A sector is a plane shape that is made up of an arc and two radius.

To calculate the area of the sector, we use the formula below.

Formula:

Where:

From the question

Given:

Substitute these values into values into equation 1

Hence, the area of the sector is 135π/16.

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Answer:

A

Median

5

Mean

6

Mean

4

Use the numbers

1,2,3,4,5,6,7,8 & 9

To complete this table

Mean

4

Mean

36

Mean

8

8

Do now

The probability of AL's number will be a whole number multiple of bill's and bill's number will be a whole number multiple of call's is 1÷ 80

The problem can be solved using Butte force approach

We can solves this in two cases

If Cal's number is :

If Bill's number is , Al’s can be any of 4, 6, 8, 10.

If Bill's number is , Al’s can be any of 6, 9.

If Bill's number is , Al’s can be 8.

If Bill's number is , Al’s can be 10.

Otherwise, Al's number could not be a whole number multiple of Bill's.

If Cal's number is 2 :

If Bill’s number is , Al's can be 8.

Otherwise, Al’s number could not be a whole number multiple of Bill's while Bill’s number is still a whole number multiple of Cal’s.

Otherwise, Bill's number must be greater than , i.e. Al’s number could not be a whole number multiple of Bill’s.

Clearly, there are exactly  cases where Al's number will be a whole number multiple of Bill's and Bill's number will be a whole number multiple of Cal’s. Since there are 10×9×8 possible permutations of the numbers Al, Bill, and Cal were assigned, the probability that this is true is

9÷10×9×8

C = 1÷80

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Answer:

(-b) is the answer.

Step-by-step explanation:

2(a-b)-(2a-b)

=2a-2b-2a+b (opening the brackets)

= -b

Hope this helps you buddy. Have a nice day^_^.

If you have doubt then you can ask in comments. I will surely answer.

Answer:

3b

Step-by-step explanation:

=2a +2b-2a+b

=3b

yesyesyrssdfc

Answer:

1.6

Step-by-step explanation:

0.9

0.7

----

1.6

basically add it how you would usually

The equation for the hyperbola with foci (0,±5) and asymptotes y=± 3/4 x is:

y^2 / 25 - x^2 / a^2 = 1

where a is the distance from the center to a vertex and is related to the slope of the asymptotes by a = 5 / (3/4) = 20/3.

Thus, the equation for the hyperbola is:

y^2 / 25 - x^2 / (400/9) = 1

or

9y^2 - 400x^2 = 900

The center of the hyperbola is at the origin, since the foci have y-coordinates of ±5 and the asymptotes have y-intercepts of 0.

To graph the hyperbola, we can plot the foci at (0,±5) and draw the asymptotes y=± 3/4 x. Then, we can sketch the branches of the hyperbola by drawing a rectangle with sides of length 2a and centered at the origin. The vertices of the hyperbola will lie on the corners of this rectangle. Finally, we can sketch the hyperbola by drawing the two branches that pass through the vertices and are tangent to the asymptotes.

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The width of a standard television set is equal tp 16.8 inches.

We will solve this by using the  Pythagorean theorem which is below:

Or we can say

w = width

h = height

d = diagonal measure

We know the height is 0.75 times the width so 0.75w. We also know d = 26 , is our diagonal measure.

w = need to find

h = 0.75w

d = 26

\(w^2 + h^2 = d^2\\w^2 + 0.75w^2 = 26 ^2\\1.5625 w^2 = 441\\w^2 = 441/1.5625\\w ^2 = 282.24\)

w =16.8

Therefore width of a standard television set is 16.8 inches.

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Answer:

A

Step-by-step explanation:

Use the method of completing the square to express in vertex form.

Given

y = x² - 6x + 11

To complete the square

add/subtract ( half the coefficient of the x- term )² to x² - 6x

y = x² + 2(- 3)x + 9 - 9 + 11 , then

y  = (x - 3)² + 2 → A

Answer:A

Step-by-step explanation:

Answer:

(2.5×20)2=100 then square root of 100;

✓100=10

Hence answer is 10

Answer:

7<x-5

12<x

x>12

Step-by-step explanation:

Convert it to a decimal and multiply is the best way to describe rate in simple interest formula.

The real yearly cost of funds over the course of a loan is the annual rate that is charged for borrowing (or made by investing), expressed as a single percentage number. An interest rate indicates how expensive borrowing is or how lucrative saving is. Therefore, if you are a borrower, the interest rate is the sum you pay for borrowing money and is expressed as a percentage of the overall loan amount.

Given

The r in the simple interest formula stands for rate.

Convert it to a decimal and multiply is the best way to describe rate in formula.

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Answer: 1/3

Step-by-step explanation:

The probability of selecting a chocolate cream pie can be found by dividing the number of chocolate cream pies by the total number of pies:

Probability of selecting a chocolate cream pie = Number of chocolate cream pies / Total number of pies

Probability of selecting a chocolate cream pie = 4 / 12

Simplifying this fraction by dividing the numerator and denominator by 4 gives:

Probability of selecting a chocolate cream pie = 1/3

Therefore, the probability of selecting a chocolate cream pie from Annie's Pie Shop is 1/3.