Question

please give me step by step explanation of 3part​

Answer 1

Step-by-step explanation:

you should know the laws of indices and fractions to solve this sum

Answer 2

Answer:

$= - \frac{ \frac{4}{5} \times \frac{4}{5} \times \frac{4}{5} \times \frac{4}{5} \times \frac{4}{5} \times \frac{125}{64} }{ \frac{6}{5} \times \frac{6}{5} \times \frac{6}{5} \times 4 } \\ \\ = - \frac{ \frac{16}{25} }{ \frac{216}{125} \times 4} = - \frac{5}{54}$