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प्रश्न
[(–3)2]3 is equal to ______.
विकल्प
(–3)8
(–3)6
(–3)5
(–3)23
उत्तर
[(–3)2]3 is equal to `bb(underline((-3)^6)`.
Explanation:
We know that, if ‘a’ is a rational number, m and n are natural numbers, then (am)n = am × n
So, [(–3)2]3 = (–3)2 × 3 = (–3)6
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