Review Solve Quadratics by Factoring Completing the Square Quadratic Formula

What would be the best method to solve this quadratic? (You don't have to solve!)

• Factoring

• Square roots

• Completing the square

• Quadratic formula

Solve by completing the square.
x² +12x = 5

• X = 6 + √41 or  6 − √41

• X= 35 or 47

• X = −6 + √41 or  −6 − √41

• X = √35 or √47

• -3, 4
• 3, 4
• -4, -3
• -3

• No Solution

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

Solve by factoring

12x² + 8x = 0

• x = 0, -2/3

• x = 0

• x = 3/2, 0

• x = 4

Solve: 49x² - 100 = 0

What value of c would complete the square?

x² -18x + c

Find the value of "c" that completes the square.

• 28

• 14

• 196

• 56

What are the solutions?

• -2, 1

• 1, 2

• -1,2

• 0,-4