Question

Упрости выражение
$( \frac{ {a}^{2 + n} }{ {a}^{3n} }) {}^{2}$
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Answer 1

$\Big(\dfrac{a^{2+n}}{a^{3n}}\Big)^2 =\dfrac{a^{4+2n}}{a^{6n}}=a^{4+2n-6n}=a^{4-4n}=\dfrac{a^4}{a^{4n}}$