JEE Main 10 April 2015 Paper

Section: Mathematics

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Question : 75 of 90

Marks: +1, -0

For x > 0, let f(x)=

x

∫

0

logt

1+t

dt.Then f(x)+f(

1

x

) is equal to:

[Main 10 April 2015]

1
4
(log x)2
1
2
(log x)2
log x
1
4
log x2

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