Solving Quadratic Equations by Factoring

The solutions of the quadratic equation 
x²-6x+8=0 are

• x = -2 or x = -4

• x = 2 or x = 4

• x = 8 or x = -1

• x = 8 or x = 1

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

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

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

Solve the following quadratic equation by factoring.

• x = -6 or x = -2

• x = -2 or x = 6

• x = 2 or x = 6

• x = -6 or x = 2

Tags

CCSS.HSA-REI.B.4B

Tags

CCSS.HSA-REI.B.4B

What type of equations always include an x²?

• Quadratic

• Linear

• Exponential

• Quartic

(n +7)(n + 9) = 0

• n = -7 or n = 4

• n = 7 or n = -9

• n = -3 or n = 10

• n = -7 or n = -9

Tags

CCSS.HSA-REI.B.4B

Solve by factoring:  2x²+ 7x + 6 = 0

• x= 3/2 and x = 2

• x = -3/2 and x = -2

• x = 6 and x = 7

• x = -6 and x = -7

Tags

CCSS.HSA-REI.B.4B