SOLUTION: Can the answer to 25^(1/2) be 5 and -5?
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Question 282471
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Can the answer to 25^(1/2) be 5 and -5?
Answer by
Alan3354(30983)
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Yes.
5*5 = 25
(-5)*(-5) = 25
There are always 2 square roots, 3 cube roots, 4 4th roots, etc.
Square roots are plus and minus.