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∫ lnx 1+x2 32 dx
∫ lnx dx
∫ ln x 2 dx
∫ 0 1 ln x dx
∫ 1xlnx dx
ln x 2+1 dx
lnx 2x
ln 1+x 2 dx 2
lnxx 2-1
ln 1+x 2 dx
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