Answer:
-8
Explanation:
The five identical factors of 32 are ...
2·2·2·2·2 . . . . . each 32^(1/5)
The negative product of 3 of them is ...
-(2·2·2) = -8 . . . . . . the value of -32^(3/5)
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As written, without parentheses, the minus sign is applied to the result of the exponentiation.