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

ax² + bx + c = 0 is the standard form of a quadratic equation.

• True

• False

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.REI.B.4

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

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

What type of equations always include an x²?

• Quadratic

• Linear

• Exponential

• Quartic

Tags

CCSS.HSA.CED.A.1

Solve

(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 the following quadratic equation: $x^2-6x-7=0$  

•  $x=7\ \ \ \&\ \ \ x=-1$  

•  $x=1\ \ \ \&\ \ \ x=-7$  

•  $x=0$  

•  $x=\frac{-7}{5}$  

Tags

CCSS.HSA-REI.B.4B

Solve the following quadratic equation by factoring. $2x^2-5x+2=0$  

•  $x=\frac{-1}{2}$  & $x=-2$  

•  $x=-1$  & $x=-4$  

•  $x=4$  & $x=1$  

•  $x=\frac{1}{2}\ \&\ x=2$  

Tags

CCSS.HSA-REI.B.4B