completing the square

Front

To solve by completing the square, what needs to be moved in this equation?
x² = 9 - 4x

Back

the -4x

Front

First step to solve by completing the square: a² + 10a + 21 = 0

Back

Subtract the 21

Front

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

Back

16

Front

Complete the square for
x² + 12x + ____

Back

x² + 12x + 36

Front

Complete the square for the expression: x² + 14x + ____

Back

x² + 14x + 49

Front

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

Back

{6 + √13, 6 - √13}

Front

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

Back

2

Front

Complete the Square: x² - 10x + ____

Back

x² - 10x + 25

Front

Write the quadratic expression x² + 4x + 10 in completed square form.

Back

(x + 2)² + 6

Front

Complete the square for y = x² + 6x - 3 in the form (x + a)² + b.

Back

(x + 3)² - 12