Пошаговое объяснение:
(1. 1/2)³ = (3/2)³ = 27/8 =
3. 3/8
(2/3)³ = 8/27
(1/5)³ = 1/125
(4/9)³ = 64/243
(1. 1/3)³ = (4/3)³ = 64/27 =
2. 10/27
(21/4)³ = 9261/64 = 144. 45/64
(3. 1/2)³ = (7/2)³ = 343/8 =
42. 7/8
