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Answers

Answer 1

Answer:

  A. horizontal velocity is constant at 25 m/s in every interval

  B. downward velocity increases by 9.8 m/s each second, to 19.6 m/s, 29.4 m/s, 39.2 m/s, 49.0 m/s

Step-by-step explanation:

A.

Since the ball is not rocket-powered, it has no acceleration in the horizontal direction. (We ignore slowing due to air friction.) The horizontal velocity remains constant at 25 m/s.

__

B.

The vertical acceleration is given as 9.8 m/s² in the downward direction. That is, each second the ball is in motion, its velocity downward increases by 9.8 m/s. The table can be filled with ...

  t = 2 s, v = -19.6 m/s

  t = 3 s, v = -29.4 m/s

  t = 4 s, v = -39.2 m/s

  t = 5 s, v = -49.0 m/s

__

The sign is negative because the direction is downward. Positive is up.


Related Questions

What size pizza should she order to get 37.68in of crust?

Answers

[tex]\huge\fcolorbox{blue}{aqua}{Answer:}[/tex]

════════════════════

Answer:

[tex]r = \frac{471}{25\pi} [/tex]

Solution:

[tex]2\pi r = 37.68[/tex]

[tex] \frac{2\pi r}{2\pi} = \frac{37.68}{2\pi} [/tex]

[tex]r = \frac{37.68}{2\pi}[/tex]

[tex]r = \frac{471}{25\pi} [/tex]

────────────────────

If u evaluate it it will become

=5.996958256

════════════════════

Explanation:

#Carry on learning

Use πd=37.68
d=37.68/π
d=11.9939
≈12in

PLEASE HELP!! 90 POINTS!!!
In a popular online role playing game, players can create detailed designs for their character's "costumes," or appearance. Alexander sets up a website where players can buy and sell these costumes online. Information about the number of people who visited the website and the number of costumes purchased in a single day is listed below.
8 visitors purchased no costume.
340 visitors purchased exactly one costume.
28 visitors purchased more than one costume.

If next week, he is expecting 600 visitors, about how many would you expect to buy more than one costume? Round your answer to the nearest whole number.

Answers

Answer:

45 people

Step-by-step explanation:

1) Add all of the origanal visitors (376)

2) Find the ratio (28/376) = 0.0744

3) Either 28/376 * 600 OR 0.0744 * 600 (I would recomend the fraction for more accurate answers, but because it says to round to the nearest whole number either will work, but you should still use fraction)

4) 44.6908

5) Round to 45 people

Answer:

600 visitors expected. Add 28 visitors for buying more than one costume and you get 628 visitors. I think you are complicating it.

Step-by-step explanation:

CaN AnYoNE hElP?~ find the area pls.
326.555 in2

349.45 in2

303.66 in2

607.32 in2

Answers

Answer:

Im pretty sure the answer is B) 349.45 in^2

Step-by-step explanation:

Hope This helps

Have A great Day

~Zero~

Find the center and radius of the circle given by this equation x^2- 10x + y^2 + 6y -30=0

Answers

Answer:

center=(5,-3)

radius = 2 unit

Step-by-step explanation:

Answer:

(5,-3)    radius-- 2

Step-by-step explanation:

A cylinder has a base diameter of 6 feet and a height of 2 feet. What is its volume in cubic feet, to the nearest tenths place?

Answers

The cylinder that has a diameter and height of 6 feet and 2 feet respectively has a volume of 56.5 ft³

Volume of a cylinder

volume of a cylinder = πr²h

where

h = heightr = radius

Therefore,

radius = 6 / 2 = 3 feet

height = 2 feet

volume of the cylinder = 3.14 × 3² × 2

volume of the cylinder = 3.14 × 9 × 2

volume of the cylinder = 3.14 × 18

volume of the cylinder = 56.52

volume of the cylinder = 56.5 ft³

learn more on volume here: https://brainly.com/question/15891031

How many different ways can three people from leni isko ping leody manny selected to attend a meeting

Answers

The selection of the three people is an illustration of combination

The number of different ways the three people can be selected is 10

How to determine the number of selection?

From the question, we have the following parameters:

Number of people, n = 5Number of people to select, r = 3

The number of different selections is then calculated using the following combination formula

[tex]^nC_r = \frac{n!}{(n - r)!r!}[/tex]

So, we have:

[tex]^5C_3 = \frac{5!}{(5 - 3)!3!}[/tex]

Evaluate the difference

[tex]^5C_3 = \frac{5!}{2! * 3!}[/tex]

Evaluate the quotient

[tex]^5C_3 = 10[/tex]

Hence, the number of different ways the three people can be selected is 10

Read more about combination at:

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during a sale,the price of a digital camera is reduced from $180 to $117.By what percentage is the price of the camera reduced

Answers

Let’s find what 117 is, compared to 180

(117/180) x 100 = 65%
The question is by what percentage the price is reduced, so:

100% - 65% = 35%

Solve each equation a x - b x / x + C equals D if a cannot equal to B + d

Answers

Answer:

x=dc/a-b-d

I hope this helps

Rose is 60 inches tall. How many feet tall is Rose?
Enter the correct answer in the box.

Answers

Answer: 5 feet

Step-by-step explanation:

Answer: 5 feet

Step-by-step explanation:

(3x • 6)(6x • 4) it's asking me to make another equation to equal​

Answers

Answer:

(18x) * (24x)

Step-by-step explanation:

The following table contains the first 5 terms of an infinite arithmetic sequence. What is the 7th term?

Answers

f(n) is an arithmetic sequence, so the difference between any two consecutive terms is the same. For instance,

f(2) - f(1) = -0.6 - 0.7 = -1.3

so for all natural numbers n, we should have

f(n) - f(n - 1) = -1.3

Then

f(6) - f(5) = -1.3   ⇒   f(6) = -4.5 - 1.3 = -5.8

f(7) - f(6) = -1.3   ⇒   f(7) = -5.8 - 1.3 = -7.1

When given angle measures of 15°, 65°, and
90°, is it impossible to draw a triangle, possible
to draw only one triangle, or possible to draw
more than one triangle? Explain.

Answers

Answer:

it is impossible

Step-by-step explanation:

all shapes need to have all angles to add up to 180 but this triangle adds up to 170

You can make no triangle. It is impossible to draw a triangle.

15 + 65 + 90 = 170

It does not add up to 180 meaning you can not form a triangle with the three angle measures.

What are the removable discontinuities of the following function? f (x) = startfraction x squared minus 36 over x cubed minus 36 x endfraction x = –6, x = 0, and x = 6 x = –6 and x = 6 x = 0 and x = –6 x = 0 and x = 6

Answers

The removable discontinuity is at negative 6 and 6. Then the correct option is B.

What is a function?

The function is an expression, rule, or law that defines the relationship between one variable to another variable. Functions are ubiquitous in mathematics and are essential for formulating physical relationships.

The function is given as

[tex]f\rm (x) =\rm \dfrac{x^2-36}{x^3-36x}[/tex]

The expression can be written as

[tex]f\rm (x) =\rm \dfrac{x^2-36}{x(x^2-36)}[/tex]

[tex]f\rm (x) = \dfrac{1}{x}[/tex]

The non-removable discontinuity is x = 0.

More about the function link is given below.

https://brainly.com/question/5245372

Answer :its B

Step-by-step explanation: got it right on edg 2022

Please help! Will mark brainlyest.

Answers

(0,-2)

it'll remain same

hope it helps...!!!!

The perimeter of a triangular window is 141 inches. The ratio of the side lengths of the window is 11:18:18. What are the side lengths of the window?

Answers

The perimeter of a triangular window is the sum of its side lengths

The side lengths of the window are 33 inches, and 54 inches

How to determine the side lengths?

The ratio is given as:

Ratio = 11: 18 : 18

Rewrite as:

Ratio = 11x: 18x : 18x

Express as sum

Sum = 11x + 18x + 18x

Sum = 47x

The perimeter is 141 inches.

So, we have:

47x = 141

Divide both sides by 47

x = 3

Recall that:

Ratio = 11x: 18x : 18x

So, we have:

Ratio = 11*3: 18*3 : 18* 3

Ratio = 33: 54 : 54

Hence, the side lengths of the window are 33 inches, and 54 inches

Read more about perimeter at:

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If using the method of completing the square to solve the quadratic equation x^2-5x-27=0 which number would have to be added to "complete the square"?

Answers

Answer:

can you mark brainliy

Step-by-step explanation:

x²-5x+(-5/2)²=27+(-5/2)²

(x-5/2)²= 133/4

x-5/2= ±√(133/4)

x= (5/2)± √(133/4)

x= ...

Write an equation in slope-intercept form of the line shown.

A graph of a line. The line passes through ordered pair 1 comma negative 3 and ordered pair 3 comma 1.

An equation is

Answers

Answer:

y= - 1/2x +2.5 or the slope is 2 if were going positive y-int is the same

Step-by-step explanation:

Determine the total annual fica tax for an annual salary of $165,000. use $106,800 for maximum taxable earnings. a. $901.41 b. $9,014.10 c. $1,262.25 d. $12,622.50 please select the best answer from the choices provided a b c d

Answers

The total annual FICA tax for an annual salary of $165,000 would be 12622.50. So, option d is correct.

What is income tax?

Income tax is a tax applied on individuals or entities concerning income or profit earned by them.

The categories are 6.2% as social security tax 1.45% as Medicare tax 0.9% as Medicare surtax for employees earning more than $200,000

Medicare Tax

6.2% x 165000

= 10230

Social Security Tax

= 1.45% x 165000

= 2392.5

Since 10230+2392.5 = 12622.50

Social security is taxed at 6.5 percent and medicare is taxed at 1.45 percent. it will always be that number unless the government changes it.

The categories are 6.2% as social security tax 1.45% as Medicare tax 0.9% as Medicare surtax for employees earning more than $200,000

As the income of the employee is less than $200000, so there will be no medical surtax.  

Learn more about tax;

https://brainly.com/question/27327681

Answer:

a. 901.41

(I just took the test)

Write the next three terms of the geometric sequence 2916,972,324,108

Answers

Step-by-step explanation:

The common ratio is: r=0.3333333333333333

The sum of this series is: s_4=4320

The general form of this series is: a_n=2916*0.3333333333333333^(n-1)

Lily's basketball team won 4/5 of their games. Lily scored points 2/3 of the games her team won. In waht fraction of her team's winning games did Lily score points?

A) 2/15

B) 8/15

C) 3/4

D) 5/6​

Answers

[tex]\huge\fcolorbox{blue}{aqua}{Answer:}[/tex]

════════════════════

Lily's basketball team won 4/5 of their games. Lily scored points 2/3 of the games her team won. In waht fraction of her team's winning games did Lily score points?

Answer: =D.[tex] \frac{5}{6}[/tex]

Solution:

[tex]\frac{ 2 }{ 3 } \div \frac{ 4 }{ 5 } =[/tex]

[tex]\frac{2}{3}\times \left(\frac{5}{4}\right) [/tex]

[tex]\frac{2\times 5}{3\times 4} [/tex]

[tex]\frac{10}{12} [/tex]

=[tex] \frac{5}{6}[/tex]

I reduced the fraction [tex] \frac{10}{12}[/tex] into the Lowest terms by doing extracting and cancelling out the [tex]2[/tex]

=[tex] \frac{5}{6}[/tex]

So the answer is letter D.[tex] \frac{5}{6}[/tex]

════════════════════

Explanation:

#Carry on learning

Write two equivalent expressions to represent the sum of the angles of this triangle.

please help I can't remember how find the sums of a triangles angles
100 points

Answers

Answer:

Step-by-step explanation:

The 3 angles add up to 180 degrees

2y + 2y + 5y = 180

9y = 180

[tex]\qquad\qquad\huge\underline{{\sf Answer}}[/tex]

As we know, Sum of all three Angles of Triangle is equal to 180° [ by Angle sum property of triangle ]

So, the required expression is :

[tex]\qquad \tt \dashrightarrow \:5y + 2y + 2y = 180[/tex]

or

[tex]\qquad \tt \dashrightarrow \:9y = 180[/tex]

if you solve for y, you will get y = 20°

And the angles as 100°, 40° and 40°

What is the value represented by the letter E on the box plot of the data?

45, 45, 50, 55, 60, 65, 72, 75, 80, 80, 90

Answers

Answer:

90

Step-by-step explanation:

90 because it's your maximum.

25
What is the product?
(7x^2)(2x^3+5)(x^2-4x-9)

14x5 - x+ -46x3 - 58x2 - 20x -45

14x5 56x5 - 91x4 - 140x3 - 315x2
O 14x7-56x8-126x5+35x4-140X3-315x2

14x12 - 182x8 + 35x4 -455x2

Answers

Answer:

14x^7 - 56x^6 - 126x^5 + 35x^4 - 140x^3 - 315x^2

Step-by-step explanation:

(7x^2)(2x^3+5)(x^2-4x-9)

(14x^5+35x^2)(x^2-4x-9)

14x^7 -56x^6 - 126x^5 + 35x^4 -140x^3 - 315x^2

I don't see a correct answer option.

The one written as:

O 14x7-56x8-126x5+35x4-140X3-315x2

comes the closest, but it is not exact.  I get 56x^6, not 56x^8.

Suppose you have a tray that is 10 inches squared in area. Choose objects to fill the tray (e.g. muffins, cookies, etc.). Then, establish both a quantity of objects AND the overall density of the objects on the tray.

Answers

This is a practical exercise. However, the following definitions and equations will help you to arrive at the density of the objects you will put on the tray.

What is density?

Population density is defined as the number of people (in this case) items (N)/area of space that they occupy. (A)

Note that the area to be occupied by the items you will put on the Square Tray is 10 X 10  = 100inches.

Assuming the number of items that you put on the tray (that is total number of muffins, cookies, biscuits etc) equals 50,

The Density will be = 50/100

= 0.5 objects/In

Learn more about Density at:
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Find the surface are of the rectangular prism below.

Answers

Answer:

The surface of the rectangular prism is 268

Step-by-step explanation:

SA=2B+ph if u use this it will help you as it is the formula for surface area i hope this helps


Give the appropriate theorem or postulate that can
be used to prove the triangles similar:

A. AA Postulate
B. ASA Postulate
C. SSS Postulate
D. SAS Postulate

Answers

Answer:

Step-by-step explanation:

<ACB = <ECD    

These 2 angles are vertically opposite and are equal.

<B = <D

They are both right angles are therefore equal.

The answer is the AA postulate.

A

Note

ASA is a congruence postualate. If S is between two angles that can be shown to be corresponding and equal, then you will have 2 congruent triangles.

SSS if three sides of 1 triangle = 3 sides of a second triangle, then the 2 triangles are congruent. If the the three sides of one triangle are in a ratio with 3 sides of the other triangle, then the triangles could be similar, but that is not the case here.

SAS this is the terminology for congruence as well. We don't know enough to use it for similarity. Some sort of ratio would have to be mentioned to do that.

You are intended to use AA as your answer.

Find m
This is geometry math

Answers

Answer: 120

Step-by-step explanation:

2. Find the general relation of the equation cos3A+cos5A=0

Answers

Answer:

[tex]A=\frac{\pi}{8}+\frac{n\pi}{4}or\ A=\frac{\pi}{2}+n\pi[/tex]

Step-by-step explanation:

Find angles

[tex]cos3A+cos5A=0[/tex]

________________________________________________________

Transform the expression using the sum-to-product formula

[tex]2cos(\frac{3A+5A}{2})cos(\frac{3A-5A}{2})=0[/tex]

________________________________________________________

Combine like terms

[tex]2cos(\frac{8A}{2})cos(\frac{3A-5A}{2})=0\\\\ 2cos(\frac{8A}{2})cos(\frac{-2A}{2})=0[/tex]

________________________________________________________

Divide both sides of the equation by the coefficient of variable

[tex]cos(\frac{8A}{2})cos(\frac{-2A}{2})=0[/tex]

________________________________________________________

Apply zero product property that at least one factor is zero

[tex]cos(\frac{8A}{2})=0\ or\ cos(\frac{-2A}{2})=0[/tex]

________________________________________________________

Cos (8A/2) = 0:

Cross out the common factor

[tex]cos\ 4A=0[/tex]

________________________________________________________

Solve the trigonometric equation to find a particular solution

[tex]4A=\frac{\pi}{2}or\ 4A=\frac{3\pi}{2}[/tex]

________________________________________________________

Solve the trigonometric equation to find a general solution

[tex]4A=\frac{\pi}{2}+2n\pi \ or\\ \\ 4A=\frac{3 \pi}{2}+2n \pi\\ \\A=\frac{\pi}{8}+\frac{n \pi}{4\\}[/tex]

________________________________________________________

cos(-2A/2) = 0

Reduce the fraction

[tex]cos(-A)=0[/tex]

________________________________________________________

Simplify the expression using the symmetry of trigonometric function

[tex]cosA=0[/tex]

________________________________________________________

Solve the trigonometric equation to find a particular solution

[tex]A=\frac{\pi }{2}\ or\ A=\frac{3 \pi}{2}[/tex]

________________________________________________________

Solve the trigonometric equation to find a general solution

[tex]A=\frac{\pi}{2}+2n\pi\ or\ A=\frac{3\pi}{2}+2n\pi,n\in\ Z[/tex]

________________________________________________________

Find the union of solution sets

[tex]A=\frac{\pi}{2}+n\pi[/tex]

________________________________________________________

A = π/8 + nπ/4 or A = π/2 + nπ, n ∈ Z

Find the union of solution sets

[tex]A=\frac{\pi}{8}+\frac{n\pi}{4}\ or\ A=\frac{\pi}{2}+n\pi ,n\in Z[/tex]

I hope this helps you

:)

An isosceles right triangle has legs that are 10 centimeters long. To the nearest tenth of a centimeter, what is the length of the hypotenuse?​

Answers

Question

An isosceles right triangle has legs that are 10 centimeters long. To the nearest tenth of a centimeter, what is the length of the hypotenuse?​

Answer:

14.1 cm

Step-by-step explanation:

is a right triangle and we use the Pythagorean theorem

√(10² + 10²) =

√(100 + 100) =

√200 =

14.1

answwer this please for 20 points and brainiest

Answers

264/2200 = 0.12

0.12*100 = 12%

Answer:

ur mom

Step-by-step explanation:

8%

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