Application of Quadratic Function

Application of Quadratic Function

9th Grade

18 Qs

quiz-placeholder

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Application of Quadratic Function

Application of Quadratic Function

Assessment

Quiz

Mathematics

9th Grade

Hard

Created by

Anthony Clark

FREE Resource

18 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

A diver is standing on a platform above the pool. He jumps form the platform with an initi8al upward velocity of 8 ft/s. Use the formula h t = −16 t2 + 8t + 24, where h is his height above the water, t is the time, v is his starting upward velocity, and s is his starting height. How high is the platform?

.25 ft

24 ft

25 ft

8 ft

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

The function f(t) = -5t2+20t + 60 models the approximate height of an object t seconds after it is launched. How many seconds does it take the object to hit the ground? 

4 seconds

-2 seconds

6 seconds

9 seconds

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is the vertex of the parabola: y=2(x-3)2+4.
Explain how you got your answer.

(3,4)

(-3,4)

(3, -4)

(-3,-4)

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

The profit from selling local ballet tickets depends on the ticket price.  Using past receipts, we find that the profit can be modeled by the function p= -15x2 +600x +60 , where x is the price of each ticket.  What is the maximum profit you can make from selling tickets?

$6060

$20

$600

$10,250

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

The math club launched a rocket and recorded its height and distance travelled. What was its maximum height?

4 feet

8 feet

10 feet

14 feet

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

The math club launched a rocket and recorded its height and distance travelled. At what height did they start shooting it from?

4 feet

8 feet

10 feet

14 feet

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

A company graphed the revenue (profit) based on selling price of their item. If the items were $62, how much revenue would they have?

$0

$31.80

$62

$2,528,100

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