Ответ:
Пошаговое объяснение:
x : (10/13) = 1+(19/20) = 39/20
x= 39/20 * 10/13 = 3/2
x: (11/12) = 1+(4/11) = 15/11
x = 15/11 * 11/12 = 15/12 = 5/4
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Ответ:
Пошаговое объяснение:
x : (10/13) = 1+(19/20) = 39/20
x= 39/20 * 10/13 = 3/2
x: (11/12) = 1+(4/11) = 15/11
x = 15/11 * 11/12 = 15/12 = 5/4