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22 September, 05:44

What are the zero (s) of the function f (x) = the quantity of 5 x squared minus 25 x, all over x? x = 5 x = 0 and x = 5

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  1. 22 September, 05:51
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    (5x^2-25x) / x

    simplify

    ((x) (5) (x-5)) / x=5 (x-5) = 5x-25=f (x)

    (just fyi, that x we cancled is a hole)

    set to zero

    5x-25=0

    5x=25

    divide 5

    x=5

    zeroe is at x=5

    or (5,0)

    x=5 is answer
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