Primitive of Reciprocal of a x squared plus b x plus c/Examples/3 x^2 + 4 x + 2

Examples of Use of Primitive of $\dfrac 1 {a x^2 + b x + c}$

 * $\ds \int \frac {\d x} {3 x^2 + 4 x + 2} = \dfrac 1 {\sqrt 2} \map \arctan {\dfrac {3 x + 2} {\sqrt 2} } + C$