Unit 8 Re-Test

Solve
4m² - 100 = 0

• m=25, -25
• m=96
• m=5, -5
• m=-96

Solve
a² + 2a - 24 = 0

• a = -6, 4
• a = 6, -4
• a = 12, -2
• a = 8, -3

What are the roots of the function?

• x = 4, -1

• (-4, 1)

• x = -4, 1

• (4, 0) (-1, 0)

What are the solutions?

• -2, 1
• 1, 2
• -1,2
• 0,-4

What are the solutions?

• -.5, 3.5
• 0,6
• -2.5, 4.5
• -1, 4

What is the domain of the graph?

• All real numbers
• To infinity and beyond
• y ≥ 0
• x ≥ 0

What is the range of the graph?

• All real numbers
• To infinity and beyond
• y ≥ 0
• x ≥ 0

What is the domain of the parabola created by the ball?

• Domain : 0 ≤ d ≤ 280
• Domain : 0 ≤ h ≤ 150
• Domain : 0 ≤ d ≤ 570
• Domain : 0 ≤ h ≤ 280

What is the range of the graph?

• All real numbers
• 0 ≤ x ≤ 4
• 0 ≤ x ≤ 2000
• 0 ≤ y ≤ 2000