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Консультация № 194856
03.03.2019, 16:34
0.00 руб.
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2
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"Дана функция z = ln(3x2 + 4y2). Найти градиент и производную этой функции в заданной точке M(1, 1) в направлении вектора a, составляющего угол pi с положительным направлением оси Ox".
Впринципе алгоритм решения знаю, но не понимаю как найти cosa, cosb для того, чтобы найти производную функции.
Впринципе алгоритм решения знаю, но не понимаю как найти cosa, cosb для того, чтобы найти производную функции.
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