rationalizam numitorii
a=36(4√3+3√2)/ (48-18) - 2(4√2 +3√3)/(32-27) -8 (2√3 +√2)/ (12-2) -16√2/3
a= (144√3+108√2)/ 30 - (8√2+6√3)/5 -(16√3 +8√2)/10 -16√2/3 aducem la acelasi numitor
a= 144√3 +108√2 - 48√2 -36√3 - 48√3 - 24√2 - 160√2
a= 144√3 -84√3 + 108√2 -232√2
a=60√3 -124√2
a este un numar rational