Question 869518
Start with {{{x*(x^5*y^(-2))^3}}}
apply the outside exponent, 3 to each element
{{{x*((x^5)^3*(y^(-2))^3)}}}
{{{x*((x^15)*(y^(-6)))}}}
{{{((x^16)*(y^(-6)))}}}
{{{((x^16)/(y^(6)))}}}