Question

10,11,12,13,14.......

Answer 1

10.
а)=-3.1
б)=-9/12+8/12=-1/12
в)=3/24-20/24=-17/24
г)=-7
11.
а)=-8
б)=-9
в)=4
г)=51
12.
а)=4/9
б)=-0.125
13.
а)=-1.2×(-0.5)=0.6
б)=-2.1/(-3)=0.7
14.
а)=4×(-1.2)=-4.8
б)=-1/15-3/5=-1/15-9/15=-10/15=
=-2/3