1. m=2.5
8(3 - 3,5*2.5) -20 + 23*2.5 = 8(3 - 8.75) -20 + 57.5 = 8 * (-5.75) -20 + 57.5 = -46-20 + 57.5 = -8.5
2. m=1.2
8(3 - 3,5*1.2) -20 + 23*1.2 = 8(3 - 4.2 ) -20 + 27.6 = 8 * (-1.2) - 20 + 27.6 = -9.6 - 20 + 27.6 = -2
3. m=40
8(3 -3,5*40) -20 + 23*40 = 8(3 - 140) -20 + 920 = 8*(-137) - 20 + 920 = -1096 - 20 + 920 = - 196
1. m=2.5
8(3 - 3,5*2.5) -20 + 23*2.5 = 8(3 - 8.75) -20 + 57.5 = 8 * (-5.75) -20 + 57.5 = -46-20 + 57.5 = -8.5
2. m=1.2
8(3 - 3,5*1.2) -20 + 23*1.2 = 8(3 - 4.2 ) -20 + 27.6 = 8 * (-1.2) - 20 + 27.6 = -9.6 - 20 + 27.6 = -2
3. m=40
8(3 -3,5*40) -20 + 23*40 = 8(3 - 140) -20 + 920 = 8*(-137) - 20 + 920 = -1096 - 20 + 920 = - 196