7.1 Integration By Parts/37: Revision history

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29 November 2022

  • curprev 02:3702:37, 29 November 2022‎ Elizabethh58413 talk contribs‎ 266 bytes +266‎ Created page with "<math> \int x\ln({x})dx </math> <br> <math> \begin{align} u &= x + 1 \\[2ex] x &= u-1 \\[2ex] du &= dx \\[2ex] \end{align} </math> <br> <math> \begin{align} \int(u-1)\ln({u}) du &= \ln{u} \cdot \frac{1}{2}u^2 - u \int(\frac{1}{2}u^2-u) \cdot \frac{1}{u} du \\[2ex]"
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