Question

Determine o valor de |x| para x < -2​

Answer 1

$\large\boxed{\begin{array}{l}\underline{\sf D~\!\!efinic_{\!\!,}\tilde ao\,de\,m\acute odulo}\\\rm |x|=\begin{cases}\rm \,\,\,\,x,~~se~~x\geqslant0\\\rm -x\!~~~se~~x<0\end{cases}\\\rm para\, x<-2\\\rm |x|=-(-x)=x\end{array}}$