Finding Zeros of Quadratics

What are the zeros?

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

Tags

CCSS.HSA-SSE.B.3B

CCSS.HSF-IF.C.8A

Find the roots/zeros of x² - 9

• -3, 3
• -4, 4

Tags

CCSS.8.EE.A.2

Factor x² - 25

• (x - 4)(x + 4)
• (x - 5)(x + 5)

Tags

CCSS.HSA.APR.C.4

Find the roots/zeros of x² + 4x - 21

• -7, 3
• -3, 7

Tags

CCSS.HSA-REI.B.4B

Find the roots/zeros of x² - 2x - 24

• -6, 4
• -4, 6

Tags

CCSS.HSA-REI.B.4B

Find the roots/zeros of x² + x - 2

• -1, 2
• -2, 1

Tags

CCSS.HSA-REI.B.4B

Find the roots/zeros of x² + 4x - 21

• -7, 3
• -3, 7

Tags

CCSS.HSA-REI.B.4B

Find the roots/zeros of x² - 3x - 10

• -2, 5
• -5, 2

Tags

CCSS.HSA-REI.B.4B

Find the roots/zeros of x² - 2x - 24

• -6, 4
• -4, 6

Tags

CCSS.HSA-REI.B.4B

Find the roots/zeros of x² - x - 20

• -5, 4
• -4, 5

Tags

CCSS.HSA-REI.B.4B