а) 1485:(0,513+0,477) = 1485:(0,99) = 1500б) 1-(1:(3/4+1):3 = 1 - (1:(7/4):3) = 1 - (1:(1,75):3) = 1 - (0,571:3) = 1 - 0,190 = 0,810
а) 1485:(0,513+0,477) = 1485:(0,99) = 1500
б) 1-(1:(3/4+1):3 = 1 - (1:(7/4):3) = 1 - (1:(1,75):3) = 1 - (0,571:3) = 1 - 0,190 = 0,810