Question 78156
{{{(18+sqrt(567))/9}}} Start with the given problem
{{{(18+sqrt(81*7))/9}}} write 567 as 81*7
{{{(18+sqrt(81)*sqrt(7))/9}}} Break up the square root
{{{(18+9*sqrt(7))/9}}} Reduce
{{{18/9+9*sqrt(7)/9}}} Break up the fraction
{{{2+sqrt(7)}}} Divide and simplify