Ответ:
Пошаговое объяснение:
1/2 * 3. 1/6а * 4 =
1/2 * 19/6а * 4 =
(1/2 * 4) * 19/6а =
4/2 * 19/6а = 2 * 19/6а =
38/6а = 6. 2/6а = 6. 1/3а
2/5 * 3/4b * 10 =
(2/5 * 10) * 3/4b =
20/5 * 3/4b = 4 * 3/4b =
12/4b = 3b
4. 1/5a * 1/3 * 5/7 =
21/5a * 1/3 * 5/7 =
(21/5a * 5/7) * 1/3 =
(3/1a * 1/1) * 1/3 =
3/1a * 1/3 = 3a * 1/3 =
3/3a = 1a = a
Смотри решение на фото выше
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Answers & Comments
Ответ:
Пошаговое объяснение:
1/2 * 3. 1/6а * 4 =
1/2 * 19/6а * 4 =
(1/2 * 4) * 19/6а =
4/2 * 19/6а = 2 * 19/6а =
38/6а = 6. 2/6а = 6. 1/3а
2/5 * 3/4b * 10 =
(2/5 * 10) * 3/4b =
20/5 * 3/4b = 4 * 3/4b =
12/4b = 3b
4. 1/5a * 1/3 * 5/7 =
21/5a * 1/3 * 5/7 =
(21/5a * 5/7) * 1/3 =
(3/1a * 1/1) * 1/3 =
3/1a * 1/3 = 3a * 1/3 =
3/3a = 1a = a
Ответ:
Смотри решение на фото выше