1. -1
2. -1
3. 2
Пошаговое объяснение:
1. (5/6 - 1/3)/(1/3 - 5/6) = (5/6 - 2/6)/(2/6 - 5/6) = 3/6 : (-3/6) = 5/6 * (-6/5) = -1
2. (1/2 - 2/3)/(2/3 - 1/2) = (3/6 - 4/6)/(4/6 - 3/6) = -1/6 : 1/6 = - 1/6 * 6 = -1
3. (1/3 - 1/7)/(3/7 - 1/3) = (7/21 - 3/21)/(9/21 - 7/21) = 4/21 : 2/21 = 4/21 * 21/2 = 2
1. -1
2. -1
3. 2
Пошаговое объяснение:
1. (5/6 - 1/3)/(1/3 - 5/6) = (5/6 - 2/6)/(2/6 - 5/6) = 3/6 : (-3/6) = 5/6 * (-6/5) = -1
2. (1/2 - 2/3)/(2/3 - 1/2) = (3/6 - 4/6)/(4/6 - 3/6) = -1/6 : 1/6 = - 1/6 * 6 = -1
3. (1/3 - 1/7)/(3/7 - 1/3) = (7/21 - 3/21)/(9/21 - 7/21) = 4/21 : 2/21 = 4/21 * 21/2 = 2