Question

Calcule a raiz quadrada da soma de 5ao quadrado com 12ao quadrado ela e igual a raiz quadrada (5+12)ao quadrado

Answer 1

$\sqrt{ 5^{2}+12^{2} } = \sqrt{(5+12)^{2}}$
$\sqrt{25+144}= \sqrt{5^{2} +2*5*12+12^{2}}$
$\sqrt{169} = \sqrt{25+120+144}$
$\sqrt{169} = \sqrt{289}$
$13=17$   $===\ \textgreater \ FALSO$