Solving Quadratics by Factoring

Solve for x: 6x² - 18x = 0

• x = 3

• x = 0

• x = 0, 3

• x = 6, 18

Tags

CCSS.HSA-REI.B.4B

Solve for x: 16x² - 9 = 0

• x = -3, 3

• x = -3/4, 3/4

• x = -4/3, 4/3

• x = 9, 16

Tags

CCSS.HSA-REI.B.4B

Solve for x: x² - 225 = 0

• x = 225

• x = -15, 15

• x = 0

• No solution

Tags

CCSS.HSA-REI.B.4B

Solve for x: x² + 11x + 10 = 0

• x = 0

• x = 10, 11

• x = 1, 10

• x = -10, -1

Tags

CCSS.HSA-REI.B.4B

Solve for x: x² + 8x - 20 = 0

• x = -10, 2

• x = -2, 10

• x = 2, 10

• x = -10, -2

Tags

CCSS.HSA-REI.B.4B

Solve for x: 3x² - 9x = 0

• x = 3

• x = 0, 3

• x = -3, 9

• x = 9

Tags

CCSS.HSA-REI.B.4B

Solve for x: x² - 9x + 14 = 0

• x = -7, -2

• x = -7, 2

• x = 2, 7

• x = -2, 7

Tags

CCSS.HSA-REI.B.4B

Solve for x: x² + 2x - 63 = 0

• x = -9, 7

• x = -9, -7

• x = -7, 9

• x = 7, 9

Tags

CCSS.HSA-REI.B.4B

Solve for x: 2x² + 4x - 30 = 0

*Hint: Factor out GCF FIRST!!!!*

• x = 3, 5

• x = -5, 3

• x = -5, -3

• x = -3, 5

Tags

CCSS.HSA-REI.B.4B

Solve for x: 3x² - 15x + 18 = 0

*Hint: Factor out GCF FIRST!!!!*

• x = 2, 3

• x = -3, -2

• x = -3, 2

• x = -2, 3

Tags

CCSS.HSA-REI.B.4B