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`int (1)/(x+xlogx) dx`

Answer» `int(1)/(x+xlogx)dx" "{:("माना "1+logx=t),(rArr" "(1)/(x)dx=dt):}`
`=int(1)/(x(1+logx))dx`
`=int(1)/(t)dt=log|t|+c`
`=log|1+logx|+c`


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