Solving Quadratic Equations

• A.

  x = 7 only

• B.

  x = 0 only

• C.

  x = 0 and 7

• D.

  There is no real answer for this equation.

• No real solutions

Use the quadratic formula to solve 2x² + 2x - 12?

• x = -2, 3

• x = 2, 3

• x = 2, -3

• x = -2, -3

•    1

•  

    11

•   -11

• -1 

    

Solve by completing the square.

x² - 2x - 12 = 0