1) = -3/32
2) = 1/3 + 2/3 = 3/3 = 1
3) = (-3/5) - 2/3 + 4/15 = (-19/15) + 4/15 = -15/15 = -1
Пошаговое объяснение:
1) = -3/32
2) = 1/3 + 2/3 = 3/3 = 1
3) = (-3/5) - 2/3 + 4/15 = (-19/15) + 4/15 = -15/15 = -1
Пошаговое объяснение: