(5-1,1)-(2-3*1.1)(5+1,1) = (5-1.1)-(2-3.3)(5+1.1)=(5-1.1)-(10+2.2-16.5-3.63)=(5-1.1)-(12.2-12.87)= 3.9+ 0,67=4.57
(5-1,1)-(2-3*1.1)(5+1,1) = (5-1.1)-(2-3.3)(5+1.1)=(5-1.1)-(10+2.2-16.5-3.63)=(5-1.1)-(12.2-12.87)= 3.9+ 0,67=4.57