KEAM 2010 Math Paper

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Question : 45 of 120

Marks: +1, -0

∫‌

1+x

x+e−x

dx is equal to

log|(x−e−x)|+c
log|(x+e−x)|+c
log|(1+xex)|+c
(1+xex)2+c
log|(1−xex)|+c

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