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प्रश्न
Write each of the following in the simplest form:
(a3)5 x a4
उत्तर
(a3)5 x a4
= (a)3x5 x a4 .....(Using (am)n = amn)
= (a)15 x a4
= a15 +4 .....(Using am x an = am +n)
= a19.
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