=0. 1 1 1 1*8* 10.4-0. 1 1 1 1*3.2=0. 1 1 1 1*(83.2-3.2)=0. 1 1 1 1*80=8.888

2.(36963-369.63)/(24642-246.42)

=369.63*( 100- 1)/246.42*( 100- 1)=369.63/246.42=(246.42+ 123.2 1)/246.42= 1+0.5= 1.5

3.( 1+ 1.8)+(2+ 1.8*2)+(3+ 1.8*3)+ +( 100+ 1.8* 100)

=( 1+2+3+...+ 100)+ 1.8*( 1+2+3+...+ 100)=( 1+2+3+...+ 100)*( 1+ 1.8)= 100*( / kloc-0/+ 100)/2*2.8=5050*2.8= 14 140