AP EAPCET 19-Aug-2021 Shift 1 Paper

Section: Mathematics

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Question : 66 of 160

Marks: +1, -0

If y=Tan−1(

√1+x2+√1−x2

√1+x2−√1−x2

), where x2≤1. Then find

dy

dx

π
4
+
1
2
Cos−1(x2)
π
4
−
1
2
Cos−1(x2)
−x
√1−x4
−2x
√1−x4

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