Question

If \: \: \frac{ {9}^{n} + {3}^{2} \times {3}^{ \frac{ - n}{2} } - {27}^{n} }{ {3}^{3m} \times {2}^{3} } \: = \frac{1}{27}

\\ Then \: \: prove \: \: that, \: m - n = 1
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Answer 1

Answer:

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