Question 399834
 {{{4x^2-60x+225=32}}}
 {{{(2x)^2-2*(2x)*15+(15)^2=32}}}
FORMULA {{{a^2-2*a*b+b^2=(a-b)^2}}}
{{{(2x-15)^2=32}}}
{{{2x-15=sqrt(32)}}} or {{{2x-15=-sqrt(32)}}}
{{{2x=15+sqrt(32)}}} or {{{2x=15-sqrt(32)}}} 
{{{x=(15+4sqrt(2))/2}}} or {{{x=(15-4sqrt(2))/2}}} 
{{{x=10.33}}} or {{{x=4.67}}}