Math (Pre-Calculus)

Can someone help me with this? Thanks!

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

1. xeroes will be when the numberator is zero.

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

posted by bobpursley
2. @bobpursley

How did you get 3 and 5?

posted by Ben

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