Donna O.
asked • 04/04/17cube root of nnegative number?
how would I solve:
5 ³√-27 + 4√25
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1 Expert Answer
Michael J. answered • 04/04/17
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Effective High School STEM Tutor & CUNY Math Peer Leader
The odd root of a negative number is a negative number. This is because if you raise any value to an odd power, you get a result with the sign corresponding to the sign of the base value.
3√(-27) = -3 since (-3)3 = -27
Can you solve the rest now?
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Pete O.
04/04/17