SOLUTION: Factor completely. x^2 – 4

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Question 114198: Factor completely. x^2 – 4
Answer by jim_thompson5910(35256) About Me  (Show Source):
You can put this solution on YOUR website!
x%5E2-4 Start with the given expression


%28x%29%5E2-%282%29%5E2 Rewrite the expression using squares


%28x%2B2%29%28x-2%29 Now factor using the difference of squares