5/14
Пошаговое объяснение:
= (1 3/7)²/ ( 1 3/7)³ * (5/7)²= 1/1 3/7 * 25/49= 1/10/7 * 25/49 = 7/10 * 25/49 = 1/2 * 5/7 = 5/14
5/14
Пошаговое объяснение:
= (1 3/7)²/ ( 1 3/7)³ * (5/7)²= 1/1 3/7 * 25/49= 1/10/7 * 25/49 = 7/10 * 25/49 = 1/2 * 5/7 = 5/14