Completing the Square Algebratiles

Complete the Square

x² - 10x + ____

• x² + 10x - 100

• x² - 10x + 100

• x² + 10x - 25

• x² - 10x + 25

Find the missing value "c" to create a perfect square trinomial:
x² + 26x + ___ 

• 13

• 136

• 169

• 26

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

• -4

• 16

• 4

• 8

Given the perfect square trinomial, identify the equivalent expression

x²+14x+49

• (x+14)²

• (x+49)²

• (x-7)²

• (x+7)²

• 4

• 16

• 36

• 64

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• 36

• 4

• 6

• 9

• 4

• -4

• 16

• -16