Question

Assertion :Statement-1: Let $f\left(x\right)=2{\tan }^{-1}\frac{1-x}{1+x}$ on [0,1] then the range of $f=[0,\pi /2].$ Reason: Statemen-2: f decreases from $\pi /4$ to 0.

• A. Both Assertion and Reason are correct and Reason is the correct explanation for Assertion
• B. Both Assertion and Reason are correct but Reason is not the correct explanation for Assertion
• C. Assertion is correct but Reason is incorrect
• D. Both Assertion and Reason are incorrect

Answer 1

The correct option is A Both Assertion and Reason are correct and Reason is the correct explanation for Assertion