Factoring Using Quadratic Equation

Solve by factoring.

z² - 6z = 27

• z = 3 or z = 9

• z = 3 or z = -9

• z = -3 or z = 9

• z = -3 or z = -9

Tags

CCSS.HSA-REI.B.4B

Solve by factoring.

b² = -2b + 24

• x = 6 or x = -4

• x = -6 or x = -4

• x = 6 or x = 4

• x = -6 or x = 4

Tags

CCSS.HSA-REI.B.4B

Which is the correct factored form of x² + 2x - 3 = 0?

• (x + 2)(x - 1) = 0

• (x + 3)(x - 1) = 0

• (x - 3)(x +1) = 0

• (x +1)(x +3) = 0

Tags

CCSS.HSA-REI.B.4B

n² - 2n = 0

• n = 2 and 0

• n = -2 and 0

• n = 2

• n = 0

Tags

CCSS.HSA-REI.B.4B

Which equation matches these solutions? x=1/4,-3/5

• (4x+1)(5x+3)=0

• (4x-1)(5x-3)=0

• (4x+1)(5x-3)=0

• (4x-1)(5x+3)=0

Tags

CCSS.HSA-REI.B.4B

The name for an equation that contains an x² term is...

• Parabola

• Vertex

• Quadratic

• Linear

What are the factors AND solutions of x² + 2x – 3 = 0

• (x - 2)(x + 1); x=2, x=-1

• (x + 1)(x - 3); x=-1, x=3

• (x + 2)(x - 1); x=-2, x=1

• (x - 1)(x + 3); x=1, x=-3

Tags

CCSS.HSA-REI.B.4B

Solve by factoring: x² = 7x + 18

• -7 and -18

• 9 and 2

• 9 and -2

• 2 and 7

Tags

CCSS.HSA-REI.B.4B

Solve by factoring. (HINT: Factor GCF 1st)

• x = 3, x = -6

• x = 0, x = 2

• x = 2, x = 3

• x = -2, x = 1

Tags

CCSS.HSA-REI.B.4B

Solve for m by factoring.

• A

• B

• C

• D

Tags

CCSS.HSA-REI.B.4B