Question 234340
(-3s^-3t^2)^-2
:
reciprocal get rid of the neg exponent on s
{{{((-3t^2)/(s^3))^-2}}}
:
Reciprocal again
{{{((s^3)/(-3t^2))^2}}} = {{{((s^6)/(-3^2t^4))}}} = {{{((s^6)/(9t^4))}}}