Solve Quadratics Completing the Square

What do you need to add to complete the square?x² + 6x = 20

• 9

• 100

• 36

• 12

Tags

CCSS.HSA-REI.B.4B

x²−6x+2=0

• 6±√7

• 3±√7

• 3±√11

• 6±√11

Tags

CCSS.HSA-REI.B.4B

x²−2x-11=0

• 1±2√3

• 1±3√2

Tags

CCSS.HSA-REI.B.4B

x²+8x+3=17

• 4±√30

• -4±√30

• 2, -10

• -2, 10

Tags

CCSS.HSA-REI.B.4B

Solve the following quadratics equation by completing the square...

x² + 4x + 1 = 0

• x = -2 ± √3

• x = -3 ± √2

• x = 2 ± √3

• x = 2 ± √2

Tags

CCSS.HSA-REI.B.4B

Complete the square for: v² - 18v + 87 = 7

• (v + 9)² - 1

• (v + 9)² + 1

• (v - 9)² - 1

• (v - 9)² + 1

Tags

CCSS.HSA-REI.B.4B

Miked solved the equation x² + 8x = 14 by completing the square. Which of the following equations is part of the correct solution.

• (x + 4)² = 14

• (x + 4)² = 18

• (x + 4)² = 30

• (x+ 4)² = 30

Tags

CCSS.HSA-REI.B.4B

• + 49

• - 49

• + 36

• - 36

• + 6

• - 6

• + 7

• - 7

Tags

CCSS.HSA-REI.B.4B

Kevin wants to solve the equation by completing the square. What values complete the equation?

• 8

• 64

• 16

• 4

• 256

Tags

CCSS.HSA-REI.B.4B

When using the Completing the Squares method, what number would fill in the blank:

x²+12x ______ = 8 + _______

• 6

• 36

• 12

• 16

Tags

CCSS.HSA-REI.B.4B