Ответ:
1)2/3:(-2)=2/3•(-1/2)=-1/3
(-3/4):1,5=(-3/4)•2/3=-1/2
3)(-5/6):(-5/12)=(-5/6)•(-12/5)=2
(-15/4)•2/3=-5/2=-2,5
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Ответ:
1)2/3:(-2)=2/3•(-1/2)=-1/3
(-3/4):1,5=(-3/4)•2/3=-1/2
3)(-5/6):(-5/12)=(-5/6)•(-12/5)=2
(-15/4)•2/3=-5/2=-2,5