Question 367300
{{{81^(-3/4)}}}
Note that {{{81 = 3^4}}}
Rewrite the problem as:
{{{(3^4)^(-3/4)}}}
I can rewrite this as:
{{{(3^(-3))^(4/4)}}}
This equals
{{{3(-3) = 1/3^3}}}
{{{1/3^3 = 1/27}}}