2/10 1A - Perfect Square Trinomials

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

• Yes
• No

Factor: x² + 24x + 144

• (x + 12)²
• (x + 9)²
• (x + 15)²
• (x + 13)²

Which of the following is a perfect square trinomial?

• x² – 4x – 4 
• x² – 6x – 9 
• x² + 6x – 9 
• x² – 4x + 4 

Solve the equation by completing the square and then finding the roots. 
x²+ 6x - 4 = 36

• x = -7, 7
• x = 4, -10
• x = -4 +- √7
• x = 10, -4

Solve the following quadratics equation by completing the square...

x² + 4x - 1 = 0

• x = -2 ± √5

• x = -5 ± √2

• x = 2 ± √5

• x = -5 ± √5

Given: y = 2(x - 5) + 6, the vertex is

• (2,-5)
• (-5,6)
• (2,6)
• (5,6)

Convert to vertex form.

• y=3(x+1)² - 8
• y=3(x-1) ² - 8
• y=3(x+2)² - 8
• y=3(x-2)² - 8

x² - 400

• ( x - 200) ( x + 200) 
• ( x + 20) ( x + 20) 
• Prime
• ( x - 20) ( x + 20) 

Which of the following is NOT a perfect square trinomial?

• x² – 16x + 64 
• x² – 10x + 20 
• x² – 28x + 196 
• x² – 24x + 144 

• A
• B
• C
• D