Mht CetIndefinite IntegrationMHT CET 2019 2nd May Evening ShiftMCQ+2 / -02019\(\int \frac{x^2+1}{x^4-x^2+1} d x=\ldots \ldots\)A $\tan ^{-1}\left(\frac{x^2+1}{2}\right)+c$B $\tan ^{-1}\left(x^2\right)+c$C $\tan ^{-1}\left(2 x^2-1\right)+c$D $\tan ^{-1}\left(\frac{x^2-1}{x}\right)+c$Check AnswerClear SelectionReveal AnswerShow Explanation
