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24 January, 10:49

A cubic function has roots at 3,-2 and - 1. Write out the function I factored form

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  1. 24 January, 13:50
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    f (x) = (x - 3) (x + 2) (x + 1)

    Step-by-step explanation:

    given the roots are x = 3, x = - 2 and x = - 1, then the factors are

    (x - 3), (x + 2) and (x + 1)

    The cubic function is the the product of it's factors, hence

    f (x) = (x - 3) (x + 2) (x + 1)
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