13.42 Problem number 819

\[ \int \frac {A+B x^2}{\sqrt {e x} \left (a+b x^2\right )^{5/2}} \, dx \]

Optimal antiderivative \[ \frac {\left (A b -B a \right ) \sqrt {e x}}{3 a b e \left (b \,x^{2}+a \right )^{\frac {3}{2}}}+\frac {\left (5 A b +B a \right ) \sqrt {e x}}{6 a^{2} b e \sqrt {b \,x^{2}+a}}+\frac {\left (5 A b +B a \right ) \sqrt {\frac {\cos \left (4 \arctan \left (\frac {b^{\frac {1}{4}} \sqrt {e x}}{a^{\frac {1}{4}} \sqrt {e}}\right )\right )}{2}+\frac {1}{2}}\, \EllipticF \left (\sin \left (2 \arctan \left (\frac {b^{\frac {1}{4}} \sqrt {e x}}{a^{\frac {1}{4}} \sqrt {e}}\right )\right ), \frac {\sqrt {2}}{2}\right ) \left (\sqrt {a}+x \sqrt {b}\right ) \sqrt {\frac {b \,x^{2}+a}{\left (\sqrt {a}+x \sqrt {b}\right )^{2}}}}{12 \cos \left (2 \arctan \left (\frac {b^{\frac {1}{4}} \sqrt {e x}}{a^{\frac {1}{4}} \sqrt {e}}\right )\right ) a^{\frac {9}{4}} b^{\frac {5}{4}} \sqrt {e}\, \sqrt {b \,x^{2}+a}} \]

command

integrate((B*x^2+A)/(b*x^2+a)^(5/2)/(e*x)^(1/2),x, algorithm="fricas")

Fricas 1.3.8 (sbcl 2.2.11.debian) via sagemath 9.6 output

\[ \frac {{\left ({\left ({\left (B a b^{2} + 5 \, A b^{3}\right )} x^{4} + B a^{3} + 5 \, A a^{2} b + 2 \, {\left (B a^{2} b + 5 \, A a b^{2}\right )} x^{2}\right )} \sqrt {b} {\rm weierstrassPInverse}\left (-\frac {4 \, a}{b}, 0, x\right ) - {\left (B a^{2} b - 7 \, A a b^{2} - {\left (B a b^{2} + 5 \, A b^{3}\right )} x^{2}\right )} \sqrt {b x^{2} + a} \sqrt {x}\right )} e^{\left (-\frac {1}{2}\right )}}{6 \, {\left (a^{2} b^{4} x^{4} + 2 \, a^{3} b^{3} x^{2} + a^{4} b^{2}\right )}} \]

Fricas 1.3.7 via sagemath 9.3 output

\[ {\rm integral}\left (\frac {{\left (B x^{2} + A\right )} \sqrt {b x^{2} + a} \sqrt {e x}}{b^{3} e x^{7} + 3 \, a b^{2} e x^{5} + 3 \, a^{2} b e x^{3} + a^{3} e x}, x\right ) \]