SOLUTION: Factor the following x2-x-30

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Question 73733: Factor the following
x2-x-30


Answer by jim_thompson5910(35256) About Me  (Show Source):
You can put this solution on YOUR website!
We're looking for 2 numbers that add to -1 and multiply to -30. These 2 numbers are 5 and -6 (in other words 5+(-6)=-1 and 5*(-6)=-30). So the expression can be rewritten as
%28x-6%29%28x%2B5%29Which foils to x%5E2-x-30