Предмет: Геометрия, автор: viktoriasolovyova48

Знайдіть кут між векторами ā i b якшо а(-1;1:0),б(0;1;-1)

Ответы

Автор ответа: trigubkira4

0

Ответ:

не знкюдалащадвдвдш6р6р7р7р

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