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March 27, 2017

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Find two quadratic functions whose graph have the given x-intercepts. Find one function whose graph opens upward and another whose graph open downdward.
(-5/2,0),(-2,0)

  • Math - ,

    upwards:

    f(x) = (x+2)(2x+5)

    downwards
    f(x) = -(x+2)(2x+5)

    expand if needed

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