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16 August, 02:32

Create a quadratic trinomial with zeros equal to 4 and 5

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  1. 16 August, 03:40
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    x^2 - 9x + 20

    Step-by-step explanation:

    (x - 4) (x - 5) (have to do the opposite for it to be positive)

    FOIL method: X x X = x^2

    -5 x X = - 5x

    -4 x X = - 4x

    x^2 - 5x - 4x + 20

    -5 - 4 = - 9 so ...

    x^2 - 9x + 20 is the answer
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