SOLUTION: find the excluded values for the algebraic fraction x+3/x^2+2x-8

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Question 1088953: find the excluded values for the algebraic fraction
x+3/x^2+2x-8
Answer by ankor@dixie-net.com(22740) About Me  (Show Source):
You can put this solution on YOUR website!
find the excluded values for the algebraic fraction
%28x%2B3%29%2F%28x%5E2%2B2x-8%29
values of x are excluded that make denominator equal 0
x^2 + 2x - 8 = 0
factors to
(x+4)(x-2) = 0
two solutions for x that make the denominator = 0
x = -4
x = 2