Solving Quadratic Equations Study Guide

±23.25

±5

±25

No real solution

• ±23.25

• ±5

• ±25

• No real solution

• -2, 4
• -8
• ±8
• No real solution

±1.5

1.5

±1

No real solution

• ±1.5

• 1.5

• ±1

• No real solution

• ±√9
• ±3
• ±1
• No real solution

Select the best answer.

• A

• B

• C

• D

The quadratic function y = -2x² + 4x + 6 is pictured. What are the solutions to the equation 7.5 = -2x² + 4x + 6?

• x = 0.5

• x = 1.5

• x = 1

• x = 8

• x = 6

What are the solutions to the quadratic equation?

• x = -4

• x = 1

• x = -1

• x = 2

• x = 4

Select the solutions to the equation

4x² + 11x + 7 = 0

• x = - 1.75

• x = 6

• x = - 1

• x = 1

What are the solutions for the quadratic equation shown in the table?