Find the Zeros of Quadratics

Factor x² - 3x - 10

• (x + 2)(x - 5)

• (x - 2)(x + 5)

Factor x² - x - 20

• (x + 5)(x - 4)

• (x - 5)(x + 4)

How many roots does this parabola have? 

• 3

• 2

• 0

• 1

Find the roots/zeros of x² - 9

• -3, 3

• -4, 4

Tags

CCSS.8.EE.A.2

Find the roots/zeros of x² - 25

• -4, 4

• -5, 5

Tags

CCSS.8.EE.A.2

Factor x² + x - 2

• (x + 1)(x - 2)

• (x - 1)(x + 2)

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.HSA-REI.B.4B

Solve by factoring!

• -2, 4

• -8

• ±8

• No real solution

Tags

CCSS.HSA-REI.B.4B

Solve by factoring: x² - 9x + 20 = 0

• x = -4 and x = -5

• x = 20 and x = -9

• x = 4 and x = 5

• x = -4 and x = 5

Tags

CCSS.HSA-REI.B.4B

What are the zeros of x²+9x+14

• 2, 7

• -2, -7

• 2, -7

• -2, 7

Tags

CCSS.HSA-REI.B.4B