The integral ∫ dx / √(a² - x²) is equal to:
The integral ∫ dx / √(a² - x²) is equal to:
- A. sin⁻¹(x/a) + C
- B. cos⁻¹(x/a) + C
- C. (1/a) sin⁻¹(x/a) + C
- D. log|x + √(a²-x²)| + C
Answer: A) sin⁻¹(x/a) + C
Explanation: Standard integral form, representing the inverse sine function.
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