-3,6=1,8*(-2)<-2√3<1,7*(-2)=-3,4;
3+1,7=4,7<3+√3<3+1,7=4,8;
4-5*1,8=-5<4-5√3<4-5*1,7=-4,5;
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-3,6=1,8*(-2)<-2√3<1,7*(-2)=-3,4;
3+1,7=4,7<3+√3<3+1,7=4,8;
4-5*1,8=-5<4-5√3<4-5*1,7=-4,5;