Question

The domain of ${\tan }^{-1}5x$ is

• A. $(-\pi /2,\pi /2)$
• B. $(-\pi /4,\pi /4)$
• C. R
• D. $[-\pi /2,\pi /2]$

Answer 1

Answer: (C)

Domain of ${\tan }^{-1}x$ is R