A.  1/2(1+x2)√Tan-1 x

B.  1/2(1-x2)√Tan-1 x

C.  1/2(1+x2) Tan-1 x

D.  1/2(1-x2) Tan-1 x

Correct Answer :
1/2(1+x2)√Tan-1 x
Explanation :
No Explanation available for this question
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