Question

√(22+12√2)+√(99−54√2) подробное решение

Answer 1

√(18+4+2*2*3√2)+√(81+18-2*9*3√2)=√(3√2+2)^2+√(9-3√2)^2=|3√2+2|+|9-3√2|=3√2+2+9-3√2=11