1)(0,35+0,65)*7,12=1*7,12=7,12
2)(52,6-52,2)*1,2=0,4*1,2=0,48
1)7,12*0,35+7,12*0,65;=7.12
2)1,2*52,6-52,2*1,2=0.48
1)(0,35+0,65)*7,12=1*7,12=7,12
2)(52,6-52,2)*1,2=0,4*1,2=0,48
1)7,12*0,35+7,12*0,65;=7.12
2)1,2*52,6-52,2*1,2=0.48