Factor Perfect Square

Factor: x² - 4x + 4

• (x + 2)²

• (x - 2)²

• (x + 4)²

• (x - 4)²

Factor: x² + 24x + 144

• (x + 12)²

• (x + 9)²

• (x + 15)²

• (x + 13)²

Is this a perfect square trinomial?
x² + 16x + 64

• Yes

• No

Which of the following is a perfect square trinomial?

• x² – 4x – 4 

• x² – 6x – 9 

• x² + 6x – 9 

• x² – 4x + 4 

Factor completely:

9m² + 30mn + 25n²

• (3m + 5n)²

• (3m - 5n)²

• (3m + n)²

• (m + 5n)²

Factor: x²-26x+169

• (x+13)²

• (x-13)²

• (x+13)(x-13)

• (-x-13)²

81x² -90x + 25

• (9x + 5)²

• (9x - 5)²

• (9x - 45)²

• Not a Perfect Square Trinomial

Find the factors of
5x² + 20x + 20

• 5(x+2)(x+2)

• 5(x-2)(x-2)

• 5(x+2)(x-2)

• (5x+2)(x+2)

Solve: x² + 24x + 144

• x = -12

• x = 9

• x = 5

• x = -13

Factor

x² + 18x + 81                      

• (x + 9)(x – 9)

• (x + 18)²

• (x + 9)²

• (x + 6)²