Question 612983
15radical 15 over
5 radical 5 
.
{{{15sqrt(15)/5sqrt(5)}}}
.
{{{15sqrt(15)/5sqrt(5) * sqrt(5)/sqrt(5)}}}
.
{{{15sqrt(15*5)/5(5)}}}
.
{{{15sqrt(3*5*5)/25}}}
.
{{{15*5sqrt(3)/25}}}
.
{{{15sqrt(3)/5}}}
.
{{{3sqrt(3)}}}