MHT CET 2019 Math Solved Paper

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Question : 20 of 50

Marks: +1, -0

∫

1

(x2+1)2

dx=.......

tan−1x−
1
2x(x2+1)
+c
1
2
tan−1x+
1
2(x2+1)
+c
tan−1x+
1
x2+1
+c
tan−1x+
1
2(x2+1)
+c

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