A calculus problem by Refaat M. Sayed
Calculus
Level
5
\[ \int \limits^{\infty }_{0}\frac{\cos \left( \pi x\right) }{4x^{2}-1} dx=\frac{-\pi }{A} \] Find \(A\).
This problem similar to problem posted by Ariel Gershon
by
Refaat M. Sayed