Completing The Square

Front

First step to solve by completing the square: x² + 10x + 21 = 0

Back

Subtract the 21

Front

When factoring x² - 4x + 4 = 20, what goes in the blank? (x - __ )² = 20

Back

2

Front

What value of c would make this a perfect square trinomial? x² +8x + c

Back

16

Front

Complete the Square
x² + 6x = 5

Back

(x + 3)² = 14

Front

Solve by completing the square: k² − 12k + 23 = 0

Back

{6 + √13, 6 - √13}

Front

x² + 4x + 1 = 0

Back

x = -2 ± √3

Front

What is the first step when completing the square?

Back

Divide every term by a if a is not already 1

Front

Given the perfect square trinomial, identify the equivalent expression: x²-18x+81

Back

(x-9)²

Front

Create a Perfect Square Trinomial
x² + 22x + ____

Back

121

Front

Back

D