Question 65690
if the problem is {{{(-9-sqrt(108)/3)}}}, than:
{{{(-9-sqrt(3*36)/3)}}} [factor the radical]
{{{(-9-6sqrt(3)/3)}}} [take the square root of 36]
 {{{(-9-2sqrt(3)/1)}}} [cancel out wherever possible]
 {{{(-9-2sqrt(3))}}}[final answer]
.
if the problem is {{{(-9-sqrt(108/3))}}}, than:
{{{(-9-sqrt(3*36/3))}}} [factor the radical]
{{{(-9-6sqrt(3/3))}}} [take the square root of 36]
{{{(-9-6sqrt(1))}}}
 {{{(-9-6(1))}}} [cancel out wherever possible]
 {{{(-9-6)}}}  
-15 [final answer]