Question 18717
SEE THE FOLLOWING EXAMPLE AND DO BY YOUR SELF
√9x^2=x+6
3x^2-x-6=0
use the formula and solve
{{{x = (-b +- sqrt( b^2-4*a*c ))/(2*a) }}} 
{{{x = (1 +- sqrt( (-1)^2-4*3*(-6) ))/(2*3) }}} 
{{{x = (1 +- sqrt73)/6 }}}