Ответ:
-1/5
Пошаговое объяснение:
(1/6-5/9)*(1/2-3/7)*7 1/5 = -1/5
1. 1/6 - 5/9 = 3/18 - 10/18 = -7/18
2. 1/2 - 3/7 = 7/14 - 6/14 = 1/14
3. -7/18 * 1/14 = -1/36
4. -1/36 * 7 1/5 = -1/36 * 36/5 = -1/5
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Answers & Comments
Ответ:
-1/5
Пошаговое объяснение:
(1/6-5/9)*(1/2-3/7)*7 1/5 = -1/5
1. 1/6 - 5/9 = 3/18 - 10/18 = -7/18
2. 1/2 - 3/7 = 7/14 - 6/14 = 1/14
3. -7/18 * 1/14 = -1/36
4. -1/36 * 7 1/5 = -1/36 * 36/5 = -1/5