Question

Решите 3√2(2-5√32)-2√18

Answer 1

Решение во вложении)

Answer 2

$3 \sqrt{2} (2-5 \sqrt{32} )-2 \sqrt{18} =6 \sqrt{2} -15 \sqrt{2*32} -2 \sqrt{9*2}=$

$=6 \sqrt{2} -15 \sqrt{64} -2*3 \sqrt{2}=6 \sqrt{2} -15 *8 -6 \sqrt{2}=-120$