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Консультация № 196378
16.09.2019, 14:29
0.00 руб.
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Здравствуйте, уважаемые эксперты! Прошу вас ответить на следующий вопрос:
Задание 1. Написать уравнение прямой, проходящей через точку (1,2) и перпендикулярную вектору (3,-5).
Задание 2. Объясните, как вычислить расстояние между скрещивающимися прямыми, если известны их параметрические уравнения.
Приложение:
Задание 3. Объясните, как найти расстояние от точки (1, 2, 3) до прямой
Задание 1. Написать уравнение прямой, проходящей через точку (1,2) и перпендикулярную вектору (3,-5).
Задание 2. Объясните, как вычислить расстояние между скрещивающимися прямыми, если известны их параметрические уравнения.
Приложение:
Задание 3. Объясните, как найти расстояние от точки (1, 2, 3) до прямой
Прикрепленные файлы:
Обсуждение
16.09.2019, 15:26
общий
это ответ
Здравствуйте, panevs!
Рассмотрим задание 1. Если прямая на плоскости перпендикулярна вектору
то указанный вектор является нормальным вектором данной прямой. Поскольку эта прямая проходит через точку 
постольку, в соответствии с [1, с. 59], имеем
-- искомое уравнение.
Литература
1. Письменный Д. Т. Конспект лекций по высшей математике. В 2 ч. Ч. 1. -- М.: Айрис-пресс, 2007. -- 288 с.
Рассмотрим задание 1. Если прямая на плоскости перпендикулярна вектору
то указанный вектор является нормальным вектором данной прямой. Поскольку эта прямая проходит через точку постольку, в соответствии с [1, с. 59], имеем -- искомое уравнение.Литература
1. Письменный Д. Т. Конспект лекций по высшей математике. В 2 ч. Ч. 1. -- М.: Айрис-пресс, 2007. -- 288 с.
Об авторе:
Facta loquuntur.
Facta loquuntur.
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