To calculate the TIME that a maximum height occurs, you should use:
Quadratic Function Applications

Quiz
•
Mathematics
•
9th Grade
•
Hard
Anthony Clark
FREE Resource
17 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
-b/(2a)
Quadratic formula
the c value
0
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
To calculate the maximum height, you should:
Use the time you got from -b/(2a) and plug it in for each "t"
-b/(2a)
use the c value
use the b value
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
A soccer ball is kicked from the ground with an initial upward velocity of 90 feet per second. The equation h=-16t2 + 90t gives the height h of the ball after t seconds.
What is the maximum height of the ball?
126.56 ft
5.625 sec
2.81 sec
90 ft
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
A soccer ball is kicked from the ground with an initial upward velocity of 90 feet per second. The equation h=-16t2 + 90t gives the height h of the ball after t seconds.
How many seconds will it take the ball to hit the ground?
126.56 ft
5.625 sec
2.81 sec
0 ft
5.
MULTIPLE SELECT QUESTION
1 min • 1 pt
22 meters
1.89 seconds
2 seconds
2 meters
18 meters
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
If each mark on the x-axis represents one second, when did the object reach the ground?
2.5 seconds
6 seconds
5.5 seconds
5 seconds
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Q1. What is the height of the building?
A) 240 ft
B) 256 ft
C) 265 ft
D) 230 ft
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