Question

Please answer with process ​

Answer 1

Step-by-step explanation:

a)

$\frac{ - 27}{343}$

$\frac{ { - 3}^{3} }{ {7}^{3} }$

$( { \frac{ - 3}{7}) }^{3}$

b)

$\frac{512}{729}$

$\frac{ {8}^{3} }{ {9}^{3} }$

${ \frac{8}{9} }^{3}$