Question

${9}^{n} \times {3}^{2} \times ({3}^{ - n \div 2})^{2} - {27}^{2} \div {3}^{nm} \times {2}^{2} = 1 \div 27 \: than \: prove \: m - n = 1$
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Answer 1

Answer:

is this a question

Step-by-step explanation:

please dude ask the question properly

Answer 2

Answer:

YEH KYA HAI . GIVE THE QUESTION PROPERLY

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