Предмет: Математика, автор: ekaterinasacilo126

5. Может ли число 2-а+2 b, где а и b некоторые нату-
ральные числа, быть простым? Почему?​

Ответы

Автор ответа: thekristina19
1

Ответ:

Нет, не может, потому что оно равно 2*(а+b), т. е. делится на 2. А есть только одно простое число которое делится на 2, это само 2.

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