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3 votes
Does Every positive real number have both a positive and negative cube root?

User MFB
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2 Answers

0 votes
yes but it is really hard to explain

User Satoshi Nakajima
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5 votes
Yes. For example, 25. The square root of 25 is 5 because 5*5=25. Multiplying two negatives always= a positive, so -5*-5=25.
User Chris Pearce
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