Solve Quadratic Equations by factoring

Solve the following quadratic equation by factoring. x² - 9x + 20 = 0

• x = -2 or x = 10

• x = -5 or x = -4

• x = 4 or x = 5

• Not factorable

Tags

CCSS.HSA-REI.B.4B

Solve the following quadratic equation by factoring.

x² + 2x - 15 = 0

• x = 3 or x = 5

• x = 5 or x = -3

• x = -5 or x = 3

• x = -3 or x = -5

Tags

CCSS.HSA-REI.B.4B

Solve the following quadratic equation by factoring.

x² + 12x + 35 = 0

• x = -5 or x = -7

• x = 5 or x = 7

• x = -35 or x = -1

• x = -9 or x = -4

Tags

CCSS.HSA-REI.B.4B

What are the solutions to this equation? (x-3)(x+2) = 0

• x = 3 or x = -2

• x = -3 or x = 2

• x = 2 or x = 3

• x = 3 or x = 2

Tags

CCSS.HSA-REI.B.4B

• -2, 4
• -8
• ±8
• No real solution

Tags

CCSS.HSA-REI.B.4B

Solve the following quadratic equation:
 $x^2-49=0$  

•  $x=0$  

•  $x=7$  only

•  $x=-7$  only

•  $x=7\ \ \ \&\ \ \ x=-7$  

Tags

CCSS.HSA-REI.B.4B

16x² - 25 = 0

• x = 5/4, -5/4

• x = 5, -5

• x = 4, -4

• Prime

Tags

CCSS.HSA-REI.B.4B

x² - 16

• Prime

• x = -4, 4

• x = 8, -8

• x = 2, -2

Tags

CCSS.HSA-REI.B.4B

Solve the following quadratic equation: $4x^2-9=0$  

•  $x=\frac{3}{2}$  &  $x=-\frac{3}{2}$  

•  $x=\frac{2}{3}$  & $x=\frac{-2}{3}$  

•  $x=\frac{9}{4}$  

•  $x=\frac{4}{9}$  

Tags

CCSS.8.EE.A.2

Solve using Zero-Product Property: $(2x-2)(5x+5)=0$  

•  $x=-1$  

•  $x=-1,\ x=1$  

•  $x=1$  

•  $x=-2,\ x=5$  

Tags

CCSS.HSA-REI.B.4B