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Yanka [14]
3 years ago
5

Choose the best function model to represent the following situation: The height of a penny as it is dropped from a building roof

.
1. Linear
2. Exponential
3. Quadratic
4. None of the above
Please Answer This is worth 100 points. If you answer correctly I will give you branliest.
Mathematics
2 answers:
White raven [17]3 years ago
7 0

Answer:

3. Quadratic

Step-by-step explanation:

Penny is falling under gravity

acceleration due to gravity is constant

Velocity is the integral of acceleration, which is linear

Displacement is the integral of velocity, which is quadratic

kolezko [41]3 years ago
5 0
Answer: Quadratic

Explanation: Because the penny is falling, the penny will gain speed as it falls. This means that the penny will get rid of height in a shorter time making the line curved.
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What number line shows the solution set to this inequality? -2x + 9 < x − 9
UkoKoshka [18]

For the number line, an open circle will be drawn on the value of 6 and the arrow pointing to the right side.

<h3>Number line and inequality</h3>

Given the inequality expression as shown

-2x + 9 < x − 9

Collect the like terms

-2x - x < -9 - 9

-3x < -18

Divide through by -3

x > -18/-3

x > 6

For the number line, an open circle will be drawn on the value of 6 and the arrow pointing to the right side.

Learn more on number line here: brainly.com/question/4727909

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4 0
2 years ago
Danielle earns $36.80 for 4 hours of yardwork. MacKenzie earns $50.40 for 6 hours of yardwork. Who earns more money per hour? HI
Elden [556K]

Answer:

Danielle earns more in  1 hours and  $0.80 more than MacKenzie

Step-by-step explanation:

Given : Danielle earns $36.80 for 4 hours of yardwork. MacKenzie earns $50.40 for 6 hours of yardwork.

To find : Who earns more money per hour? How much more

Solution : We have given

Danielle earns in  4 hours = $36.80 .

Danielle earns in  1 hours = .

Danielle earns in  1 hours = $9.20 .

MacKenzie earns in 6 hours = $50.40

MacKenzie earns in 1 hours = .

MacKenzie earns in 1 hours = $8.40.

We can see Danielle earns more in  1 hours .

How much = $9.20 - $8.40.

= $0.80.

Therefore,  Danielle earns more in  1 hours and  $0.80 more than MacKenzie

Step-by-step explanation:

7 0
3 years ago
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A pair of jeans was in a 15% off sale but, when Bill came to buy them a month later, the sale was over and he had to pay the reg
kkurt [141]

Answer:

10.5

Step-by-step explanation:    if he got the pants on sale the price would be 59.5 becuase 70*15%=10.5 and u would subtract 70-10.5=59.5

70-59.5=10.5

4 0
3 years ago
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You are building a shed for growing plants and other vegetations. It has a sloped roof.
kherson [118]

Answer:

Its a i just took the test

Step-by-step explanation:

8 0
3 years ago
sal is making bracalets for a fundraser he uses 6 inches of yarn per bracalet how many bracalets can sal make with 5 ft of yarn
Iteru [2.4K]

Answer:

10 bracelets

Step-by-step explanation:

we need to convert 5 ft to inches

1 ft = 12 inches

multiply by 5

5 ft = 60 inches

60 inches of yarn, 6 inches per bracelet

60/6 = 10

10 bracelets

6 0
3 years ago
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