Factored From and Graphing

Which quadratic equation models the parabola shown below?

• y = 0.25(x-2)(x+2)

• y = -0.25(x-2)(x+2)

• y = 4(x-2)(x+2)

Which quadratic equation models the parabolas shown?

• y = 0.25(x-2)(x+2)

• y = -0.25(x-2)(x+2)

• y = -4(x-2)(x+2)

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)

Which quadratic equation models the parabola shown?

• y = 2x(x-3)

• y = -2x(x+3)

• y = 2x(x+3)

• y = -2x(x-3)

Which graph below matches up with the equation:

y = -⅕(x+6)(x+1)

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Which graph below matches up with the equation?

y = ⅕(x+6)(x+1)

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Which graph below matches up with the equation?

y = -⅕(x-6)(x-1)

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Which graph matches up with the equation?

y = ⅕(x-6)(x-1)

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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)

What are the zeros of the following quadratic?

• x = 1 and x = 6

• x = -1 and x = -6

• x = 1 and x = -6

• x = -1 and x = 6