Solving Quadratics by Graphing & 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

CCSS.HSA.REI.D.11

Which is a zero of the graph?

• 0
• -1
• 1.5
• -3

Tags

CCSS.HSF-IF.C.7A

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.APR.B.3

CCSS.HSA.REI.B.4

Find the roots: 5x² + 31x + 6 = 0

• x = -1 and x = -6

• x = -1/5 and x = 6

• x = -1/5 and x = -6

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 zeroes: 2x² - x - 6 = 0

• x = -3 and x = 2

• x = -3/2 and x = 2

• x = -3/2 and x = -2

Tags

CCSS.HSA-REI.B.4B

Find the zeros by factoring.

h(x) = x² + 6x + 9

• (-3,0)

• (3,0)

• (-3,1)

Tags

CCSS.HSA.APR.B.3

CCSS.HSA.REI.B.4

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.APR.B.3

CCSS.HSA.REI.B.4

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.APR.B.2

CCSS.HSA.APR.B.3

CCSS.HSA.REI.B.4

Solve by factoring!

• -2, 4

• -8

• ±8

• No real solution

Tags

CCSS.HSA.APR.B.3

CCSS.HSA.REI.B.4

CCSS.HSA.SSE.A.2