Review 5.5-5.8

• A

• B

• C

• D

• A

• B

• C

• D

Factor

2x² - 5x - 3

• (2x + 1) (x - 3)

• (2x - 1) (x + 3)

• (2x - 1) (x + 6)

• (x + 1) (2x - 3)

Factor

5x² - 16x + 3

• (5x - 1) (x - 3)

• (5x + 1) (x + 3)

• (5x - 3) (x + 1)

• (5x + 3) (x - 1)

Factor

x³ - 5x² + 5x - 25

• (x² - 5) (x - 5)

• (x² + 5) (x - 5)

• (x² + 5) (x + 5)

• (x² - 1) (x - 25)

Factor

20x³ - 25x² + 4x - 5

• (5x² - 5) (4x + 1)

• 5 (x² - 1) (4x + 5)

• (5x² + 1) (4x - 5)

• (5x² + 1) (4x - 1)

Find the zeros of this quadratic.

• b=4/5, b=3
• b=4, b=-3
• b=1/5, b=3
• b=4/5, b=-3

Tags

CCSS.8.EE.A.2

What are the zeros?

• x= 0 and x= -4
• x= 0 and x= 4
• y= 0
• x= 2

Tags

CCSS.8.F.A.1

What are the zeros of the function

-4(x - 3)(x+5)?

• -12 and 20

• -5 and 3

• -4 and -5

• -3 and 5

What are the zeros of the quadratic function?

x² - 2x - 15=0

• x = -2

  x = -15

• x = -3

  x = 5

• x = 3

  x = -5

• x = 1

  x = -16