Solving Polynomial Equations by Graphing and Factoring

What are the zeros of the function in the graph?

• (-1, 0) and (1, 0)

• (0, -1) and (0, 1)

• (0, -1)

• (-1, 0) and (1, 0) and (0, -1)

Tags

CCSS.HSA.APR.B.3

Which is a zero of the graph?

• 0

• -1

• 1.5

• -3

Tags

CCSS.HSF-IF.C.7D

To solve a quadratic by graphing is to find where the parabola crosses the x-axis. We call these the ___. Select all that apply.

• zeroes

• x-intercepts

• solutions

• roots

Find the solutions to: 7(x-10)(3x+2)

• x = 10 and x = -2/3

• x = 10 and x = -2

• x = 1 and x = -2/3

Tags

CCSS.HSA-REI.B.4B

Find the x-intercepts: 7x² - 54x + 35 = 0

• x = 5/7 and x = 7

• x = 5 and x = 7

• x = 5/7 and x = -7

Tags

CCSS.HSA-REI.B.4B

Find the solutions. Write as an ordered pair:

y = x² - 4

y = 5x -10

• (2,0) and (3,5)

• (2,1) and (3,4)

• (3,0) and (3,2)

Tags

CCSS.HSA.REI.C.7

Find the solutions. Write as an ordered pair: y = x² - 11x + 28 y = -3x + 12

• (2,0)

• (4,1)

• (4,0)

Tags

CCSS.HSA.REI.C.7

Find the zeros by factoring. h(x) = x² + 6x + 9

• (-3,0)

• (3,0)

• (-3,1)

Tags

CCSS.HSA-SSE.B.3B

CCSS.HSF-IF.C.8A

Find the zeros by factoring.

g(x) = 2x² + 9x + 4

• (-4,1) and (-1/2, 0)

• (-4,0) and (-1/2, 0)

• (4,0) and (-1/2, 0)

Tags

CCSS.HSA-SSE.B.3B

CCSS.HSF-IF.C.8A

Find the roots by factoring.

12x = 9x² + 4

• (2/3, 0)

• (2/3, 4)

• (3, 0)

Tags

CCSS.HSA-REI.B.4B