Question 379560
{{{root(3,729a^4b^8)=root(3,(9^3a^3b^6)*(ab^2))}}}
{{{root(3,729a^4b^8)=root(3,9^3a^3b^6)*root(3,ab^2))}}}
{{{root(3,729a^4b^8)=highlight((9ab^2)*root(3,ab^2)))}}}