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найти при каком m, векторы a=mi+j и b=3i-3j+4k перпендекулярны
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Предмет:
Математика -
Автор:
berger - 5 лет назад
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Ответы 1
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Векторы перпендикулярны, если их скалярное произведение равно 0.
Ответ: 1
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Автор:
lorenzoor6y - 5 лет назад
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0
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a) have not b) have c) are d) do not
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