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30 December, 11:32

A polynomial function can be written as (x 1) (x 4) (x - 7). what are the x-intercepts of the graph of this function? (1, 0), (4, 0), (7, 0) (-1, 0), (-4, 0), (-7, 0) (1, 0), (4, 0), (-7, 0) (-1, 0), (-4, 0), (7, 0)

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  1. 30 December, 11:52
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    Easy

    set to zero

    those are the roots or xintersepts

    (x+1) (x+4) (x-7) = 0

    x+1=0

    x=-1

    x+4=0

    x=-4

    x-7=0

    x=7

    xints are (-4,0) (-1,0) (7,0)
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