Standard integralsMediumQuestion 330008
Question
∫1/√(1−x²) dx equals:
- Asin⁻¹x + CCorrect
- Bcos⁻¹x + C
- Ctan⁻¹x + C
- Dsec⁻¹x + C
Correct answer
sin⁻¹x + C
Explanation
Standard form: ∫1/√(1−x²) dx = sin⁻¹x + C (or equivalently −cos⁻¹x + C, differing by a constant).