Solving Quadratics in Factored Forms

Which quadratic equation models the parabola shown?

• y = 2x(x-3)

• y = 2x(x+3)

• y = (x+1)(x+3)

• y = (x-1)(x+3)

Tags

CCSS.HSA-SSE.B.3B

CCSS.HSF-IF.C.8A

Which graph below matches up with the equation:

y = -⅕(x+6)(x+1)

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Tags

CCSS.HSF-IF.C.7A

Which graph below matches up with the equation?

y = ⅕(x+6)(x+1)

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Tags

CCSS.HSF-IF.C.7A

Which graph below matches up with the equation?

y = -⅕(x-6)(x-1)

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Tags

CCSS.HSF-IF.C.7A

Which graph matches up with the equation?

y = ⅕(x-6)(x-1)

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Tags

CCSS.HSF-IF.C.7A

What are the x-intercepts of the quadratic?

• (2, 0) and (4, 0)

• (-2, 0) and (-5, 0)

• (2, 0) and (5, 0)

• (-2, 0) and (-4, 0)

Tags

CCSS.HSF-IF.C.7A

Solve the equation by factoring.
x² + 13x + 40 = 0

• -8, 5

• -40, -1

• 5, 8

• -8, -5

Tags

CCSS.HSA-REI.B.4B

Convert x²-6x+9 to factored form and identify the solution.

• (x-3)(x-3); x=3

• (x+3)(x+3); x=-3

• (x+4)(x+2); x=-4, -2

• Not factorable

Tags

CCSS.HSA-REI.B.4B

Write an equation in Factored Form, whose solutions are 7 and 3.

• y = (x - 7)(x - 3)

• y = (x + 7)(x + 3)

• y = (x + 7)(x - 3)

• y = (x - 7)(x + 3)

Tags

CCSS.HSA-SSE.B.3B

CCSS.HSF-IF.C.8A

Solve the equation by factoring.
x² - 35x - 36

• -1, 36

• 1, -36

• -6, 6

• -6

Tags

CCSS.HSA-REI.B.4B