Question

√50-√8 sobre √2
qual e a resposta

Answer 1

$\frac{ \sqrt{50}- \sqrt{8} }{ \sqrt{2} } = \frac{ \sqrt{50} }{ \sqrt{2}} - \frac{ \sqrt{8} }{ \sqrt{2} }= \sqrt{ \frac{50}{2} } - \sqrt{ \frac{8}{2} } = \sqrt{25}- \sqrt{4} = 5-2=3$