TS EAMCET · Maths · Differentiation
If \(f(x)=\cosh ^1\left(\frac{1-x}{1+x}\right)\) is well defined, then \(f^{\prime}(x)=\)
- A \(\frac{-1}{(1+x) \sqrt{-x}}\)
- B \(\frac{1}{(1+x) \sqrt{x}}\)
- C \(\frac{-1}{(1+x) \sqrt{x}}\)
- D \(\frac{1}{(1+x) \sqrt{-x}}\)
Answer & Solution
Correct Answer
(A) \(\frac{-1}{(1+x) \sqrt{-x}}\)
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