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