Review for Unit 7 Exam: Graphing Quadratics

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

What is the domain and range of the quadratic function?

A golfer hit a golf ball from a tee box that is 6 yards above the ground. The graph represents the height in yards fo the golf ball above the ground as a quadratic function of x, the horizontal distance in yards the golf ball from the tee box.

What is the maximum height that the ball gets?

• 110

• 36

• 230

• 6

Some ordered pairs that belong to a quadratic function h is shown in the table.

What is the range of function h?

• All real numbers

• All real numbers less than or equal to 2

• All real numbers less than or equal to 0

• All real numbers less than or equal to 6

• All real numbers

The table represents points on a quadratic function. Which of these best represents the range?

• All real numbers

• All real numbers greater than or equal to -1

• All real numbers greater than or equal to 0

• All real numbers greater than or equal to 3

What is the equation of the axis of symmetry?

• y = 4

• y = -4

• x = 4

• x = -4

Tags

CCSS.HSF-IF.C.7A

• H.) g(x) = x²- 4.5

• J.) g(x) = x² + 4.5

• (5,6)

• (0,0)

• (6,-7)

• (-6,-7)