MCQ
`int1/(sqrt(3 - 6x - 9x^2))dx` is equal to ______
- ✓`1/3sin^-1((3x + 1)/2) + c`
- B`sin^-1((3x + 1)/6) + c`
- C`sin^-1((3x + 1)/2) + c`
- D`sin^-1((2x + 1)/3) + c`
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