Evaluate ∫11−x2dx\int \frac{1}{\sqrt{1-x^2}} dx∫1−x21dx.
arcsin(x)+C\arcsin(x) + Carcsin(x)+C
−arccos(x)+C-\arccos(x) + C−arccos(x)+C
arctan(x)+C\arctan(x) + Carctan(x)+C
ln∣x+x2−1∣+C\ln|x + \sqrt{x^2-1}| + Cln∣x+x2−1∣+C