1.

27 ka power minus 2 by 3 into 81 power 5 by 4 divided by 1 by 3 ki power minus 3

Answer»
\frac{ {27}^{ \frac{ - 2}{3}} \times {81}^{ \frac{5}{4} } }{ {( \frac{1}{3} })^{ - 3} } \\ = \frac{ \sqrt[3]{( {27)}^{ - 2} } \times \sqrt[4]{( {81)}^{5} } }{ {3}^{3} } \\ = \frac{ {3}^{ - 2} \times {3}^{5} }{ {3}^{3} } \\ = \frac{ {3}^{3} }{ {3}^{3} } \\ = {3}^{0} \\ = 1


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