Question

The domain of the function $f\left(x\right)=\frac{si{n}^{-1}\left(x-3\right)}{\sqrt{9-x^2}}$ is

• A. [2, 3]
• B. [2, 3)
• C. [1, 2]
• D. [1, 2)

Answer 1

Answer: (B)

$9-x^2>0$ and $-1\le x-3\le 1\Rightarrow x\in [2,3)$