Tolong no 1,3,dan 4 ya kk

Tolong no 1,3,dan 4 ya kk

No. 1

$frac{( {8}^{ - frac{3}{5} }. {9}^{ frac{5}{4} } ) }{( {81}^{ - frac{1}{8} }. {64}^{ frac{1}{5} }) } \= frac{( {( {2}^{3}) }^{ - frac{3}{5} }. {( {3}^{2}) }^{ frac{5}{4} } ) }{( {( {3}^{4} )}^{ - frac{1}{8} }. {( {2}^{6}) }^{ frac{1}{5} })} \ =frac{( {2}^{ - frac{9}{5} }. {3}^{ frac{10}{4} } ) }{( {3}^{ - frac{4}{8} }. {2}^{ frac{6}{5} }) } \ ={2}^{ - frac{9}{5} - frac{6}{5} } . {3}^{ frac{10}{4} - ( - frac{4}{8}) } \= {2}^{ - frac{15}{5} } . {3}^{ frac{24}{8} } \= {2}^{ - 3} . {3}^{3} \= frac{ {3}^{3} }{ {2}^{3} } \ =( frac{3}{2} )^{3}$
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