SOLUTION: I saw a statement:
If a is negative and n is odd then there is just one n-th root, and it is negative also. For example, 3 cube root(-1) = 5th root (-1) = -1.
What is the reas
Algebra.Com
Question 263503: I saw a statement:
If a is negative and n is odd then there is just one n-th root, and it is negative also. For example, 3 cube root(-1) = 5th root (-1) = -1.
What is the reasoning for those three numbers above to be equal?
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
Any odd power or any odd root of -1 is -1.
====================
Cheers,
Stan H.
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