Complete Square

Complete the Square
x² - 12x

• (x + 6)² + 12

• (x - 6)² - 24

• (x - 6)² - 12

• (x - 6)² - 36

Complete the Square
x² + 6x + 20

• (x + 3x)² + 11

• (x + 3)² + 11

• (x + 6)² + 11

• (x + 3)² + 29

Complete the Square
x² + 6x + 5

• (x + 3)² - 4

• (x + 6)² - 4

• (x + 3x)² - 4

• (x + 3)² + 9

What should be added to both sides of the following equation to complete the square?
x² + 12x = 5

• 12

• 6

• 36

• 5

When do you use the plus or minus symbol?
±

• After taking the square root of both sides

• After adding the square to both sides

• After taking half of b

• After setting the equation equal to zero

Complete the square for

x² + 12x + ____

(find the missing number in the blank)

• x² + 12x - 36

• x² + 12x + 144

• x² + 12x - 24

• x² + 12x + 36

Complete the square for

x² - 14x + ____

(find the missing value that goes in the blank)

• - 196

• + 49

• - 7

• - 49

Complete the square for

x² + 6x + ____

(find the missing value that goes in the blank)

• x² + 6x + 9

• x² + 6x - 36

• x² + 6x + 36

• x² + 6x - 196

Complete the square for

x² - 16x + ____

(find the missing value that goes in the blank)

• + 32

• - 16

• + 64

• + 8

Find the missing value "c" to create a perfect square trinomial:

x² + 26x + ___

• - 13

• - 169

• + 26

• + 136