Solving Quadratic Equations with Factoring

Identify the solutions to 2x(x+2)=0

• 2,3

• 0,-2,3

• 0,-2

• -2,4

Tags

CCSS.HSA.APR.B.3

CCSS.HSA.REI.B.4

What are the solutions to:

(x + 2)(x - 3) = 0 ?

• -3,2

• 2,3

• -2,3

• 2,-3

Tags

CCSS.HSA.APR.B.3

CCSS.HSA.REI.B.4

Solve the equation:

(x + 2)(x - 3) = 0

• x = 2 and x = -3

• x = -2 and x = 3

• x = 2 and x = 0

• x = -3 and x = -2

Tags

CCSS.HSA.APR.B.3

CCSS.HSA.REI.B.4

• -2, 4
• -8
• ±8
• No real solution

Tags

CCSS.HSA.REI.B.4

• -3, 4
• 3, 4
• -4, -3
• -3

Tags

CCSS.HSA.REI.B.4

• -6, -2
• -2, 6
• 2, 6
• -6, 2

Tags

CCSS.HSA.APR.B.3

CCSS.HSA.REI.B.4

Solve:
x² - 49 = 0

• x = -7, x = 7
• x = -7
• x = 7
• x = -7, x = 1

Tags

CCSS.HSA.REI.B.4

Solve Using factoring

x² + 4x - 40 = -8

• -10 & -4

• -4 & 10

• -8 & 4

• 8 & -4

Tags

CCSS.HSA.REI.B.4

Solve by factoring: x² - 9x + 20 = 0

• x = -4 and x = -5
• x = 20 and x = -9
• x = 4 and x = 5
• x = -4 and x = 5

Tags

CCSS.HSA.APR.B.3

CCSS.HSA.REI.B.4

Solve by factoring:
x² - 16 = 0

• 4
• -4
• -4, 4
• 16

Tags

CCSS.HSA.APR.B.3

CCSS.HSA.REI.B.4