Question

determine o valor de |-25|=​

Answer 1

$\large\boxed{\begin{array}{l}\underline{\sf De~\!\!finic_{\!\!,}\tilde ao\,de\,m\acute odulo}\\\sf |x|=\begin{cases}\sf\,\,\, x~~~~se~x\geqslant0\\\sf\! -x~~~~se~x < 0\end{cases}\\\\\rm a )~\sf |-25|=-(-25)=25\\\rm b)~\sf |-102|=-(-102)=102\\\rm c)~\sf|50|=50\end{array}}$