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Консультация № 197930
06.03.2020, 11:37
0.00 руб.
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Здравствуйте! У меня возникли сложности с четвёртым заданием. Помогите пожалуйста
Найти экстремумы функций двух переменных
z = x^3 – ху^2 + 3х^2 + у^2 – 1.
Найти экстремумы функций двух переменных
z = x^3 – ху^2 + 3х^2 + у^2 – 1.
Обсуждение
06.03.2020, 15:36
общий
это ответ
Здравствуйте, martinenkoae!
-стационарные точки
, значит, в точке 
нет экстремума
,причем 
, значит, 
-точка минимума
, значит, в точке 
нет экстремума
, значит, в точке 
нет экстремума
Ответ: функция имеет минимум
в точке 
-стационарные точки, значит, в точке нет экстремума,причем , значит, -точка минимума, значит, в точке нет экстремума, значит, в точке нет экстремумаОтвет: функция имеет минимум
в точке
5
16.03.2020, 13:38
общий
Адресаты:
martinenkoae Большое Вам Спасибо!!!
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