factoring quadratics

Which is a factor?

3a² + 4a + 1

• (7a-10)

• Not factorable

• (3a+1)

• (3a-1)

Factor:

4h² - 12h + 9

• (2h - 3)²

• 4(h + 9)(h + 1)

• (2h - 3)(2h + 3)

• (h - 9)(4h - 1)

Tags

CCSS.HSA.APR.C.4

Which is a factor?

5x² - 28x + 32

• (3x - 10)

• (x - 8)

• (5x - 8)

• (x + 7)

Factor completely: 3x² - 7x + 2

• (x - 1) (3x + 2)
• (x - 2) (3x -1)
• (x - 1) (3x - 2)
• (x + 2) (3x + 1)

Tags

CCSS.HSA.APR.A.1

CCSS.HSA.SSE.A.2

CCSS.HSA.SSE.B.3

Which is a factor of: 4x² - 16x - 9

• (2x + 1)

• (7x + 14)

• (x + 9)

• (2x - 3)

Factor: 25x² - 9

• (5x + 3)(5x - 3)

• (x + 5)(x - 3)

• (x - 3)(x + 5)

• (5x + 3)(3x + 5)

Tags

CCSS.HSA.APR.C.4

Find the factors of 100x²-64

• (10x-8)(10x+8)
• (x-10)(x+8)
• (10x+8)(10x+8)
• (10x-8)(10x-8)

Tags

CCSS.HSA.APR.C.4

Which is a factor of x²-8x-48

• (x-12)

• (x+12)

• (x - 4)

• (2x+18)

What is the first question you ask yourself when factoring a polynomial? 

• How many terms does it have? 
• Is there a GCF? 
• What strategy should I use? 
• Why do I have to learn this?!?!?!

Tags

CCSS.HSA.SSE.A.2

What are the factors AND solutions of x² + 2x – 3 = 0

• (x - 2)(x + 1); x=2, x=-1
• (x + 1)(x - 3); x=-1, x=3
• (x + 2)(x - 1); x=-2, x=1
• (x - 1)(x + 3); x=1, x=-3

Tags

CCSS.HSA-REI.B.4B