Primitive of Reciprocal of p plus q by Cosine of a x/Examples

Examples of Use of Primitive of $\dfrac 1 {p + q \cos a x}$

Primitive of $\dfrac 1 {5 + 3 \cos x}$

$\ds \int \dfrac {\d x} {5 + 3 \cos x} = \dfrac 1 2 \map \arctan {\dfrac 1 2 \tan \dfrac x 2} + C$