Предмет: Математика, автор: wwwvaleriyaani

найдите производную y=(3x+1)ctgx

Ответы

Автор ответа: Nennn

$y=(3x+1)ctgx\y=uv\y'=u'v+uv'\y=3ctgx-(3x+1)* frac{1}{sin^2x}$

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