Factoring and Completing the Square

Which of the following trinomials is a perfect square trinomial ?

Tags

CCSS.HSA.APR.C.4

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

Tags

CCSS.HSA-REI.B.4B

Tags

CCSS.HSA-REI.B.4B

Solve (fyi....it's factorable)      3x² - 27 = 0

• -27 or 27

• No Solution

• -3 or 3

• -9 or 9

Tags

CCSS.HSA-REI.B.4B

Solve by Factoring Completely: 3x² + 18x +15 = 0 Hint: Factor GCF first.

• x=5 x=-1

• x=3 x = 1

• x= -5 x= - 1

• x= -5 x = 1

Tags

CCSS.HSA-REI.B.4B

Factor x² + 7x + 12

• (x + 2)(x + 10)

• (x + 3)(x + 4)

• (x + 4)(x + 5)

• (x + 4)(x + 6)

Factor
x² + 5x + 4

• (x + 4)(x + 1)

• (x + 2)(x + 2)

• (x + 4)(x - 1)

• (x + 5)(x + 1)

Factor
r² -16r + 60

• (r - 15)(r + 4)

• (r - 6)(r + 10)

• (r - 6)(r - 10)

• (r +30)(r - 2)

• 28

• 49

• 14

• 196

Tags

CCSS.HSA-REI.B.4B

Find the value of "c" that completes the square:

Tags

CCSS.HSA-REI.B.4B