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Quadratic Function Applications

Authored by Anthony Clark

Mathematics

9th Grade

CCSS covered

Quadratic Function Applications
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17 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

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

-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=-16t+ 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=-16t+ 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

Media Image

22 meters

1.89 seconds

2 seconds

2 meters

18 meters

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

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

Media Image

Q1. What is the height of the building?

A) 240 ft

B) 256 ft

C) 265 ft

D) 230 ft

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