Question 95473
square root of 9 means find the number (root) that when squared equals 9. 
{{{3^2=9}}} so 3 equals the square root of 9.
{{{3sqrt(9)}}}means 3 times the square root of 9.
{{{3sqrt(9)=3*3=9}}}
{{{3sqrt(54)=3sqrt(9*6)=9sqrt(6)}}}
EdJones