Question

Спростити вираз
(√2-√12)(2√3-√2)
(3√5-5√2)²-8√40

Answer 1

$( sqrt{2}-2 sqrt{3} )(2 sqrt{3}- sqrt{2} )=2 sqrt{6} -2-12+2 sqrt{6} =4 sqrt{6-14} \ (3 sqrt{5} -5 sqrt{2})^2-8 sqrt{10*4} =45-30 sqrt{10}+50-16 sqrt{10}=95-46 sqrt{10}$