Советская задача 50-х годов
Мой канал в VK —
Найди сумму шести дробей: (1/20) (1/30) (1/42) (1/56) (1/72) (1/90) = ?
3 days ago 00:53:08 1
3 days ago 00:08:34 1
2 weeks ago 00:14:19 2
2 weeks ago 00:20:05 1
4 weeks ago 00:10:36 6
4 weeks ago 01:49:23 1
4 weeks ago 03:34:20 2
4 weeks ago 00:06:05 1
4 weeks ago 01:13:14 1
4 weeks ago 00:13:06 4
4 weeks ago 00:23:48 1
4 weeks ago 00:26:47 1
4 weeks ago 00:07:09 1
4 weeks ago 01:34:24 1
4 weeks ago 05:01:35 1
![[Допсем] Математическая статистика. Подготовка к первой контрольной](https://sun9-32.userapi.com/VzeqNu6-Zpl-YYCSyR2Vk_Jbp8yFzUQ-KGvVyA/_lZNhM88zY8.jpg)
4 weeks ago 00:23:44 1
4 weeks ago 00:53:11 1
4 weeks ago 01:34:33 1
4 weeks ago 00:07:49 1
4 weeks ago 00:37:47 1
4 weeks ago 00:36:52 1
4 weeks ago 00:46:50 1
4 weeks ago 01:27:38 3
4 weeks ago 00:30:08 1
