SOLUTION: Which two expressions are equivalent? √-49, -7, -√49

SOLUTION: Which two expressions are equivalent? √-49, -7, -√49

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Question 81993: Which two expressions are equivalent?

√-49, -7, -√49

Answer by rapaljer(4671) (Show Source): You can put this solution on YOUR website!
√-49 is NOT a real number.

-√49= -7, so they are equivalent.

R^2 at SCC

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