Solve Quadratic Equations

Select the best answer. 

• A

• B

• C

• D

Select the best answer. 

• A

• B

• C

• D

Select the best answer. 

• {4, -2}

• {-4, 2}

• {-2, 4}

• {-1, 9}

Select the best answer.

• A

• B

• C

• D

Select the best answer.

• A

• B

• C

• D

Select the best answer.

• F

• G

• H

• J

Select the best answer.

• F

• G

• H

• J

Select the best answer.

• A

• B

• C

• D

Solve by factoring:
x² - 6x + 5 = 0

• -6, -1

• -5, -1 

• 1, 6

• 5, 1

Solve by factoring.
z² - 18z + 81 = 0

• z = 9

• z = -9

• z = 9 or z = -9