Question

Question 1 [(−3)2]3 is equal to (a) (−3)8 (b) (−3)6 (c) (−3)5 (d) (−3)23

Solution

We know that, if 'a' is a rational number, m and n are natural numbers, then (am)n=am×nSo, [(−3)2]3=(−3)2×3=(−3)6

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