Question

como resolver √10 √5 - √2???​

Answer 1

$√10. √5 - √2 \\ \sqrt{50} - \sqrt{2}$

Fatorando :

$50 | 2 \\ 25 | 5 \\ 5 | 5 \\ 1 \\ \\ 50 = 2.5 {}^{2}$

$\sqrt{(2.5 {}^{2}) } - \sqrt{2} \\ 5 \sqrt{2} - \sqrt{2} \\ = 4 \sqrt{2}$

=)