Question

| 3-П | - | - П - 4 |

Answer 1

Ответ:

7

Пошаговое объяснение:

Перед скобкой - значит скобки внутри изменятся на противоположенные

Answer 2

It seems like you've entered a sequence of symbols that resembles a mathematical expression or a pattern. However, it's not entirely clear what operation or meaning is associated with these symbols. If you could provide more context or clarify your question, I'd be happy to help!