Question

The range of ${\cot }^{-1}(x)$ is

• A. R
• B. $(0,\pi )$
• C. $[0,\pi ]$
• D. $\left(-\frac{\pi }{2},\frac{\pi }{2}\right)$

Answer 1

Answer: (B)

The range of ${\cot }^{-1}x$ is $(0,\pi )$