Задание
Найдите знаки:
| Числитель | |||
|---|---|---|---|
| [?||-]\(\displaystyle k\) | \(\displaystyle l\) | ||
| Знаменатель | [?||-]\(\displaystyle r\) | \(\displaystyle \frac{k}{r}\) | \(\displaystyle -\frac{l}{r}\) |
| [?||-]\(\displaystyle s\) | \(\displaystyle -\frac{k}{s}\) | \(\displaystyle \frac{l}{s}\) | |