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caremda

caremda

Member Since 13-12-2013
Offline Last Active 21-12-2013 - 15:47
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caremda

giúp mình tích phân này với: I=∫_1^e▒(x+lnx-1)/〖(xlnx+2)〗^2 dx
13-12-2013 - 23:40