SOLUTION: simplify square root -8*square root-10

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Question 1115076: simplify square root -8*square root-10
Answer by greenestamps(13200) About Me  (Show Source):
You can put this solution on YOUR website!




You MUST factor out the square root of -1 from each factor before multiplying. The rule

sqrt%28a%29%2Asqrt%28b%29+=+sqrt%28ab%29

does NOT apply if both a and b are negative.