1) 4,2•(-5)•(-3)•(-1,1)= -21•(-3)•(-1,1)=63•(-1,1)= -69.3
2) -3.6•(-4)•(-2)•(-0,1)= 14,4•(-2)•(-0,1)=-28,8•(-0,1)=2,88
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1) 4,2•(-5)•(-3)•(-1,1)= -21•(-3)•(-1,1)=63•(-1,1)= -69.3
2) -3.6•(-4)•(-2)•(-0,1)= 14,4•(-2)•(-0,1)=-28,8•(-0,1)=2,88