Completing The Square

• √81 = 9
• 9 ÷ 9 = 1
• 9 × 2 = 18
• √9 = 3

Tags

CCSS.8.EE.A.2

• 8

• 64

• 16

• 4

• 256

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

Solve by completing the square. Write the answer as #+-square root.

x^2+4x-16=0

Mathematical Equivalence

ON

Tags

CCSS.HSA-REI.B.4B

• 
• 
• 
• 

Tags

CCSS.HSA-REI.B.4B

• 25

• 20

• 10

• -5

• 5

• -10

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

b

c

-10

10

20

100

119

81

Tags

CCSS.HSA-REI.B.4B

Mathematical Equivalence

ON

Tags

CCSS.HSA-REI.B.4B

What number makes this a perfect square? x² - 6x

Mathematical Equivalence

OFF

Tags

CCSS.HSA-REI.B.4B