KEAM 2015 Math Paper

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Question : 10 of 120

Marks: +1, -0

∫

xn−1

x2n+a2

dx=

1
na
tan−1(
xn
a
)+C
n
a
tan−1(
xn
a
)+C
n
a
sin−1(
xn
a
)+C
n
a
cos−1(
xn
a
)+C
1
na
cot−1(
xn
a
)+C

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