Question

The domain of $f(x) = \sin^{-1} \left( \frac{2x -3}{5} \right)$

• A. [1,3]
• B. [1,4]
• C. [2 , 14 ]
• D. [ -1, 4]

Answer 1

Answer: (D)

[ -1, 4]

Answer 2

$- 1 \leq \frac{2x- 3}{5} \leq 1$