Question 189419
b){{{x^2+8x+16-16-2=0}}}
:
{{{(x+4)^2=18}}}
:
{{{x+4=sqrt(18)}}} and {{{x+4=-sqrt(18)}}}
:
{{{x=-4+3sqrt(2)}}} and {{{x=-4-3sqrt(2)}}}
:
a)*[invoke solve_quadratic_equation 1, 8, -2]