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?
Application of Quadratic Function

Quiz
•
Mathematics
•
9th Grade
•
Hard
Anthony Clark
FREE Resource
18 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
.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
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
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
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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