Question 677684
{{{(x+4)^2+6=16}}}


{{{(x+4)^2=16-6}}}


{{{(x+4)^2=10}}}


{{{x+4=sqrt(10)}}} or {{{x+4=-sqrt(10)}}}


{{{x=4+sqrt(10)}}} or {{{x=4-sqrt(10)}}}


So the exact solutions are {{{x=4+sqrt(10)}}} or {{{x=4-sqrt(10)}}}