\(\int {\frac{1}{{\sqrt {1 - {x^2}} }}} dx = \_\_\_\_\_:\)

User login

4 + 3 =
Solve this simple math problem and enter the result. E.g. for 1+3, enter 4.

\(\int {\frac{1}{{\sqrt {1 - {x^2}} }}} dx = \_\_\_\_\_:\)

cos-1x

-sin-1x

-cos-1x

sin-1x