tolong dong buat uts

[tex] ({27}^{5} ) ^{ - \frac{1}{15} } = (( {3}^{3} )^{5} ) ^{ - \frac{1}{15} } \\ = ( {3}^{15} ) ^{ - \frac{1}{15} } \\ = {3}^{ - 1} \\ = \frac{1}{3} [/tex]
Jawabannya C.