Предмет: Математика, автор: trillionors

Помогите пожалуйста разобраться)

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Ответы

Автор ответа: NNNLLL54

1

Ответ:

$A\in a\ ,\ C\in a\ ,\ B\notin a\ ,\ D\notin a$

Приложения:

trillionors: Спасибо за помощь

Автор ответа: plaguedoctor1348

0

Ответ:

B D

А . С .

________._______._________а

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