ex 22 va rogg imi trebuie neaparat . plss

a=[32-2*(25-3*5)]   =(32-20)   =12 b=7 la puterea 10 : 7 la puterea 9   =7 c=(3 la 14 : 3 la 12 -5 la 35: 5 la 34):2    =(9-5):2    =2 A={1,2,3,4,5,6} B={3,4,5,6,7,8} C={1,2,3,4,5,6,7,8} (A intersectat cu C) U (B intersectat cu C) = {1,2,3,4,5,6} U { 3,4,5,6,7,8} ={1,2,3,4,5,6,7,8}