Math (Pre-Calculus)

posted by Ben

Can someone help me with this? Thanks!


Find the zeros of the function algebraically. f(x)=x^2-8x+15
----------------
10x

  1. bobpursley

    xeroes will be when the numberator is zero.

    x^2-8x+15=0
    (x-5)(x-3)=0
    xeroes at 3,and 5

  2. Ben

    @bobpursley

    How did you get 3 and 5?

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