Question

упростите выражение √3(√27-√6)+0,5√8

Answer 1

$sqrt{3}(sqrt{9*3}-sqrt{2*3})+0.5sqrt{4*2}= sqrt{3}* sqrt{3}(3-sqrt{2})+0.5*2 sqrt{2}= \ 3(3- sqrt{2})+ sqrt{2}=9-3 sqrt{2}+ sqrt{2}=9-2 sqrt{2}$