Question

Упростите выражение!!!!!!

Answer 1

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