Question

Упростите выражение :

Answer 1

$\\(5\sqrt2 - \sqrt{18})*\sqrt2 = 5*2 - \sqrt{36} = 10-6=4\\ \\(\sqrt{3}+\sqrt{2})^2 = \sqrt{3}^2 +2 \sqrt{3*2} + \sqrt{2}^2 =3 + 2 +2 \sqrt6 = 5 + 2\sqrt{6}$