Solutions Quadratics

Solve: x² + 9x + 18 = 0

• x = 1 and 18

• x = 3 and 6

• x = -3 and -6

• x = 2 and 9

Tags

CCSS.HSA-REI.B.4B

Solve: x² - 25 = 0

• x = 5

• x = -5

• x = 5 and -5

• x = 10

Tags

CCSS.8.EE.A.2

Solve: x² - 6x = 40

• x = 10

• x = 4

• x = 10 and -4

• x = -10 and 4

Tags

CCSS.HSA-REI.B.4B

Does this graph have a maximum or minimum?

• Minimum

• Maximum

Tags

CCSS.HSF-IF.C.7A

Tags

CCSS.HSA-REI.B.4B

The solutions of a quadratic equation are known as the _____.

• Vertices

• Roots

• Squares

• Formulas

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

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

Select the best answer.

• A

• B

• C

• D

Tags

CCSS.HSA-REI.B.4B