List of top Mathematics Questions on Definite Integral asked in KCET

The value of $\int^{\frac{1}{2}}_{-\frac{1}{2}}cos^{-1}xdx$ is
If $'n '$ is a positive integer, then $n^3 + 2n$ is divisible by
The value of $\int \frac{x^2+1}{x^2-1}dx$ is