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3,2 - ½ · 2,54
(-2,8 + 1,45):(-0.3)
a) 3,2-1/2*2,54= 3,2-0,5*2,54=3,2-1,27=1,93
b)(-2,8 + 1,45):(-0,3) = (-2i 80/100+1i 45/100): (- 3/10)= (-1i35/100)*(-10/3) = (-135/100)* (-10/3) = 1350/300 = 4i5/10 = 4,5
3,2 - ½ · 2,54=3,2-1,27=1,93
(-2,8 + 1,45):(-0.3)=-1,35*(10/3)=(135/100)*(10/3)=45/10=4,5
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a) 3,2-1/2*2,54= 3,2-0,5*2,54=3,2-1,27=1,93
b)(-2,8 + 1,45):(-0,3) = (-2i 80/100+1i 45/100): (- 3/10)= (-1i35/100)*(-10/3) = (-135/100)* (-10/3) = 1350/300 = 4i5/10 = 4,5
3,2 - ½ · 2,54=3,2-1,27=1,93
(-2,8 + 1,45):(-0.3)=-1,35*(10/3)=(135/100)*(10/3)=45/10=4,5