Solving Quadratics by Inspection

• x = 5, x = -5

• x = 1, x = -1

• x = 10, x = -10

• x = 3, x = -3

Tags

CCSS.8.EE.A.2

• x = 6, x = -6

• x = 2, x = -2

• x = 12, x = -12

• x = 4, x = -4

Tags

CCSS.8.EE.A.2

• x = 7, x = -7

• x = 3, x = -3

• x = 14, x = -14

• x = 5, x = -5

Tags

CCSS.8.EE.A.2

• x = 8, x = -8

• x = 4, x = -4

• x = 16, x = -16

• x = 6, x = -6

Tags

CCSS.8.EE.A.2

What is the POSITIVE root of the equation x² - 5x = 14?

Mathematical Equivalence

ON

Tags

CCSS.HSA-REI.B.4B

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 solutions to the equation

4x² + 11x + 7 = 0

• x = - 1.75

• x = 6

• x = - 1

• x = 1

11) Solve the equation x² + 6x = -11/4.

Tags

CCSS.HSA-REI.B.4B

Mathematical Equivalence

ON

Tags

CCSS.HSA-REI.B.4B

• x = 9, x = -9

• x = 7, x = -7

• x = 5, x = -5

• x = 11, x = -11

Tags

CCSS.8.EE.A.2