Решить [tex] \int\limits { \frac{xdx}{ cos^{2} x^{2} } } \, dx [/tex]. Created by marinka31. algebra-ru

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July 2022 1 15 Report

Решить [tex] \int\limits { \frac{xdx}{ cos^{2} x^{2} } } \, dx [/tex]

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90misha90

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$\int\limits { \frac{x}{cos(x^2)} } \, dx =
 \int\limits { \frac{1}{cos(x^2)} } \, d( \frac{x^2}{2}) =
 \frac{1}{2} \int\limits { \frac{1}{cos(x^2)} } \, d(x^2) = \frac{1}{2}tg(x^2)$

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90misha90 +C

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marinka31 August 2022 | 0 Ответы

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marinka31 August 2022 | 0 Ответы

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marinka31 August 2022 | 0 Ответы

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