E5. Efectuați:
a) (9+ [6-(32: 8+2-2-2): 11]: 10}:2¹=;
b) [(2): 2 (2+2)-4:2]: (2-2) + 1 =;
c) (2+2-3) (2 2 2"-2" + [3: 3"-(3)"] + 16} =.
d) 10:5+ 10 (2: 64+2 [1035 (53)-(2-7): (4"-
49"): 2]}=;