Question

as raízes da equação x²+12x+36=0 São?​

Answer 1

$\Large\boxed{\begin{array}{l}\underline{\sf Fatorac_{\!\!,}\tilde ao~do~trin\hat omio~quadrado~perfeito}\\\huge\boxed{\boxed{\boxed{\boxed{\sf a^2\pm2ab+b^2=(a\pm b)^2}}}}\\\sf x^2+12x+36=0\\\sf (x+6)^2=0\\\sf x+6=0\\\sf x=-6\end{array}}$