Задание

Найдите знаки множителей:

\(\displaystyle \times\) [?||-]\(\displaystyle 6\) [?||-]\(\displaystyle 8\)
[?||-]\(\displaystyle 7\) \(\displaystyle 42\) \(\displaystyle 56\)
\(\displaystyle 4\) \(\displaystyle -24\) \(\displaystyle -32\)