Question

Упростить.
(√6+√3)√12 - 2√6 ·√3

Answer 1

$( sqrt{6}+ sqrt{3} ) sqrt{12}-2 sqrt{6}cdot sqrt{3} = sqrt{6} cdot sqrt{6cdot 2} + sqrt{3}cdot sqrt{3cdot4} - 2 cdotsqrt{18}=\\=6 sqrt{2} +6- 6 sqrt{2} =6$