AP EAPCET 23-Aug-2021 Shift 1 Paper

Section: Mathematics
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Question : 67 of 160
 
Marks: +1, -0
If y=log(
1+x
1−x
)
1∕4
−
1
2
tan−1
(x)
, then
dy
dx
at x=
1
√2
equals ______
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