Question

please answer!!!!!!! with solution​

Answer 1

$(ii) \: ( {5}^{ - 3} \div {6}^{ - 3} ) \\ \\ {( \frac{5}{6} )}^{ - 3} \\ \\ \frac{6}{5}^{3}$

$(iv) {(3 \times 4)}^{1} \times \frac{1}{5} \\ \\ {(12)}^{1} \times \frac{1}{5} \\ \\ 12 \times \frac{1}{5} \\ \\ \frac{12}{5}$