JEE Math Practice Question
The domain of the function $$f(x)=\sin ^{-1}\left(\frac{x^{2}-3 x+2}{x^{2}+2 x+7}\right)$$ is :
- A.$$[1, \infty)$$
- B.$$[-1,2]$$
- C.$$[-1, \infty)$$
- D.$$(-\infty, 2]$$
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