Mohon bantuannya no 17-19 terimakasih^^

17.
[tex] \frac{ {2}^{ - 2} \times {3}^{4} }{ {6}^{3} } \\ = \frac{ {2}^{ - 2} \times {3}^{4} }{ {2}^{3} \times {3}^{3} } \\ = {2}^{( - 2 - 3)} \times {3}^{(4 - 3)} \\ = {2}^{ - 5} \times 3 \\ = \frac{3}{ {2}^{5} } = \frac{3}{32} [/tex]