1 1*( 2√3 + (√5+3√2))--------------------= ---------------------------------------------------------- =2√3- (√5+3√2) (2√3- (√5+3√2))*(2√3 +(√5+3√2)) ( 2√3 + (√5+3√2)) ( 2√3 + (√5+3√2)) ( 2√3 + (√5+3√2))= ------------------------ = ----------------------------- = ------------------------------------ = (2√3)²- (√5+3√2)² 4*2 -(5+2√10+9*2) 8- 23+2√10 ( 2√3 + (√5+3√2)) ( 2√3 + (√5+3√2)) * (2√10 + 15)= --------------------------- = ------------------------------------------------------ = 2√10 - 15 (2√10 - 15)(2√10 + 15) ( 2√3 + √5+ 3√2) * (2√10 + 15) ( 2√3 + √5+ 3√2) * (2√10 + 15) = --------------------------------------------- = ---------------------------------------------------- 4*10- 15² -185