ComedkInverse Trigonometric FunctionsCOMEDK 2025 Evening ShiftMCQ+1 / -02025$\sin ^{-1}(x-1)+\cos ^{-1}(x-3)+\tan ^{-1}\left(\frac{x}{2-x^2}\right)=\cos ^{-1} k+\pi$, then the value of ' $k$ ' isA$0$B $-\frac{1}{\sqrt{2}}$C$1$D $\frac{1}{\sqrt{2}}$Check AnswerClear SelectionReveal AnswerShow Explanation