UPSEE Solved Model Paper 1

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Question : 137 of 150

Marks: +1, -0

Evaluate
∫

x2−1

(x2+1)(x4+1)

1

2

dx

1
√2
sec−1(
x+
1
x
√2
)
1
√2
sec−1(
x−
1
x
√2
)
tan−1(
x+
1
x
√2
)
tan−1(
x−
1
x
√2
)

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