Question

Simply where possible.
\[(r ^{-3}s ^{2}t)^{4}\]

Answer 1

Hint:

\((ab)^c=a^cb^c\)

\((a^b)^c=a^{bc}\)

Answer 2

\[rst ^{-4}?\]

Answer 3

\((r ^{-3}s ^{2}t)^{4}= (r^{-3})^4(s^2)^4 t^4=r^{-3*4}s^{2*4}t^4\)