Задание
Найдите знаки:
| Числитель | |||
|---|---|---|---|
| [?||-]\(\displaystyle a\) | [?||-]\(\displaystyle b\) | ||
| Знаменатель | \(\displaystyle x\) | \(\displaystyle \frac{a}{x}\) | \(\displaystyle -\frac{b}{x}\) |
| [?||-]\(\displaystyle y\) | \(\displaystyle -\frac{a}{y}\) | \(\displaystyle \frac{b}{y}\) | |