SOLUTION: Evaluate sqrt(4) , if possible.

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Question 101157: Evaluate sqrt(4) , if possible.
Answer by sofiyacherni(99) About Me  (Show Source):
You can put this solution on YOUR website!
sqrt(4) is equal to +2 or -2 because
%28%2B2%29%5E2=4 and
%28-2%29%5E2=4