Предмет: Алгебра, автор: kristinazakharchuk

Срочно!

Дано вектори a(х; -3) і b(6; 9). При якому значенні x вектори a і b

1)колінеарні

2)перпендикулярні

Ответы

Автор ответа: manyny06
2

Ответ:

решение смотри на фотографии

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