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Автор - bandana42

y = (x^2+3)^cosx

Найти frac{dy}{dx}

Пожалуйста подробнее

Ответ

Автор - hello93

displaystyle y=e^{ln(x^2+3)cos(x)}\y'=e^{ln(x^2+3)cos(x)}(ln(x^2+3)cos(x))'\y'=e^{ln(x^2+3)cos(x)}Big(frac{2x}{x^2+3}*cos(x)-sin(x)ln(x^2+3)Big)\y'=(x^2+3)^{cos(x)}Big(frac{2xcos(x)-(x^2+3)ln(x^2+3)sin(x)}{x^2+3}Big)\y'=(x^2+3)^{cos(x)-1}(2xcos(x)-(x^2+3)ln(x^2+3)sin(x))

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