Пошаговое объяснение:
1) (–0,25) ⋅ 3 ⋅ (–4)= (-0.25)*(-4)*3= 1*3=3
2) (–0,2) ⋅ 20 ⋅ (–5)=(-0.2)*(-5)*20=1*20=20
3) (-4,75) ⋅ 0,2 ⋅ (–2)=(-4.75)*(-2)*0.2= 9.5*2=19
Пошаговое объяснение:
1) (–0,25) ⋅ 3 ⋅ (–4)= (-0.25)*(-4)*3= 1*3=3
2) (–0,2) ⋅ 20 ⋅ (–5)=(-0.2)*(-5)*20=1*20=20
3) (-4,75) ⋅ 0,2 ⋅ (–2)=(-4.75)*(-2)*0.2= 9.5*2=19