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?
Real World Problems with Quadratic Functions

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