1)
8.2 * ( -1.5) = - ( 8.2 * 1.5) = -12.3
2)
- 8.2 * ( - 1.5) = 8.2 * 1.5 = 12.3
3)
-8.2 * 1.5 = - ( 8.2 * 1.5) = -12.3
4)
- 5 * (8.2) * ( - 1.5) = - 5 * (-( 8.2 * 1.5) = - 5 * ( -12.3) = 61.5
5)
- 3 * ( -2) * ( -8.2) * (- 1.5) = - 3 * ( - 2) * ( 8.2 * 1.5) = -3 * ( -2) * 12.3 = 6 * 12.3 = 73.8
6)
- 2 * ( -3) * (- 4) * ( -8.2) * ( -1.5) = - 2 * ( - 3) * ( -4) * ( 8.2 * 1.5) = 6 * ( -4) * 12.3 =
= - 24 * 12.3 = - 295. 2
( минус * плюс = минус; минус * минус = плюс)
1)
8.2 * ( -1.5) = - ( 8.2 * 1.5) = -12.3
2)
- 8.2 * ( - 1.5) = 8.2 * 1.5 = 12.3
3)
-8.2 * 1.5 = - ( 8.2 * 1.5) = -12.3
4)
- 5 * (8.2) * ( - 1.5) = - 5 * (-( 8.2 * 1.5) = - 5 * ( -12.3) = 61.5
5)
- 3 * ( -2) * ( -8.2) * (- 1.5) = - 3 * ( - 2) * ( 8.2 * 1.5) = -3 * ( -2) * 12.3 = 6 * 12.3 = 73.8
6)
- 2 * ( -3) * (- 4) * ( -8.2) * ( -1.5) = - 2 * ( - 3) * ( -4) * ( 8.2 * 1.5) = 6 * ( -4) * 12.3 =
= - 24 * 12.3 = - 295. 2
( минус * плюс = минус; минус * минус = плюс)