Solve with Perfect Square Trinomials and Grouping Quadratics

25x² + 60x + 36

• (5x + 6)²

• (5x - 6)²

• (5x + 18)²

• Not a Perfect Square Trinomial

• A
• B
• C
• D

Which of the following is NOT a perfect square trinomial?

• x² – 16x + 64 

• x² – 10x + 20 

• x² – 28x + 196 

• x² – 24x + 144 

x² + 18x + 81

• (x + 9)(x – 9)

• (x + 18)²

• (x + 9)²

• (x + 6)²

x² - 20x + 100

• (x-10)²

• (x+10)²

The value of k in the perfect square trinomial kx²+30xy +9y² is _________

• 3

• 5

• 81

• 25

• 15

• 20

• 25

• 5

Factor completely. 9m²+30mn+25n²

• (3m+5n)²

• (3m-5n)²

• (3m+n)²

• (m+5n)²

Factor completely. b²-22b+121

• (b+11)²

• (b-11)²

• (b²+11)²

• (2b-11)²

Factor completely. 16p² - 8p + 1

• (4p-1)²

• (4p+1)²

• (p-4)²

• (4p-1)