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Автор - Sunshine1408

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Найти значение производной

Ответ

Автор - igundane

f(x)=frac{x}{lnx}\f'(x)=frac{x'*lnx-x*(lnx)'}{ln^2x}\f'(x)=frac{lnx-x*frac{1}{x} }{ln^2x}\f'(x)=frac{lnx-1}{ln^2x}

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