Solving by Completing Square and Quadratic Formula

How many solutions are there?

• 0

• 1

• 2

• Cannot be determined

How many solutions are there?

• 0

• 1

• 2

• 3

Choose the best method to solve this quadratic:

​ ​ (a)  

x² = - x + 1

• Quadratic Formula

• ZPP

• Square Roots

• (8,4)

• (-8,4)

• (-8,-4)

• (8,-4)

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

• -2, 3

• 2, 3

• 2, -3

• -2, -3

• A
• B
• C
• D

What is this formula?

• This is the speed of light formula.

• This is the quadratic formula.

• This is the zero product property.

• This is scary.

Solve Using the Quadratic Formula
 x² + 4x - 40 = -8

• -10 & -4

• -4 & 10

• -8 & 4

• 8 & -4

Find the missing value "c" to create a perfect square trinomial:
x² – 8x  + ___ 

• -4

• 16

• 4

• 8

Solve by ANY method you have learned: x² − 2x - 11=0