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Автор - Wweynee

Интеграл от 2до 0 dx/2x+1=

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Проверено экспертом

Автор - NNNLLL54

intlimits^2_0 frac{dx}{2x+1}=[; t=2x+1; ,; dt=2, dx; ,; frac{1}{2}, int frac{dt}{t}=frac{1}{2}cdot ln|t|+C; ]=\\=frac{1}{2}cdot ln|2x+1|Big |_0^2=frac{1}{2}cdot (ln5-ln1)=frac{ln5}{2}

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