Задание

Найдите знаки:

  Числитель
[?||-]\(\displaystyle 1\) [?||-]\(\displaystyle 3\)
Знаменатель \(\displaystyle 4\) \(\displaystyle \frac{1}{4}\) \(\displaystyle \frac{3}{4}\)
[?||-]\(\displaystyle 5\) \(\displaystyle -\frac{1}{5}\) \(\displaystyle -\frac{3}{5}\)