Domain of the function f(x)= ^ -1 (1+3 x+2 x^2 ) is ______. - Vidyadip

MCQ

Domain of the function $f(x)=\sin ^{-1}\left(1+3 x+2 x^2\right)$ is ______.

A
(- 1, 1)
✓
`[- 3/2, 0]`
C
`(- ∞, (- 1)/2) ∪ (2, ∞)`
D
(- ∞, ∞)

✓

Answer

Correct option: B.

`[- 3/2, 0]`

B

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