Real World Problems with Quadratic Functions

Real World Problems with Quadratic Functions

9th Grade

12 Qs

quiz-placeholder

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Real World Problems with Quadratic Functions

Real World Problems with Quadratic Functions

Assessment

Quiz

Mathematics

9th Grade

Hard

Created by

Anthony Clark

FREE Resource

12 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Morgan throws a ball up into the air. The height of the ball above the ground, in feet, is modeled by the function h(t) = −16t2 + 24t, where t represents the time, in seconds, since the ball was thrown. What is the appropriate domain for this situation?

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

An archer shoots an arrow into the air such that its height at any time, t, is given by the function h(t) = -16t2 + kt + 3. If the maximum height of the arrow occurs at time t = 4, what is the value of k?

128

64

8

4

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

The expression -4.9t2 + 50t + 2 represents the height, in meters, of a toy rocket t seconds after launch. The initial height of the rocket, in meters, is

0

2

4.9

50

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

The height, y, of a ball tossed into the air can be represented by the equation y = −x2 + 10x + 3, where x is the elapsed time. What is the equation of the axis of symmetry of this parabola?

y = 5

y = -5

x = 5

x = -5

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

14 feet

17 feet

19 feet

22 feet

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

The graph below shows the height, in feet, over time, in seconds, of a student's rocket. Use the graph to answer the questions below. What was the maximum height the rocket reached?

25 feet

45 feet

65 feet

85 feet

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

24 feet

10 feet

-4 feet

3 feet

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