1) (2.49*1.35)-(1.35*1.84)+(1.35*1.35)=
1.35(2.49-1.84+1.35)=1.35*2=2.7
2)(0.25^2*1.6)+(0.25*1.6^2)-(0.25*1.6*0.85)=
0.25*1.6(0.25+1.6-0.85)=0.4*1=0.4
:::::::::::::::::::::::::Объяснение::::::::::::::::::::::::
1) (2.49*1.35)-(1.35*1.84)+(1.35*1.35)=
1.35(2.49-1.84+1.35)=1.35*2=2.7
2)(0.25^2*1.6)+(0.25*1.6^2)-(0.25*1.6*0.85)=
0.25*1.6(0.25+1.6-0.85)=0.4*1=0.4
:::::::::::::::::::::::::Объяснение::::::::::::::::::::::::