13.47 Problem number 824

\[ \int \frac {\left (a+b x^2\right )^2 \sqrt {c+d x^2}}{\sqrt {e x}} \, dx \]

Optimal antiderivative \[ \frac {2 b^{2} \left (e x \right )^{\frac {5}{2}} \left (d \,x^{2}+c \right )^{\frac {3}{2}}}{11 d \,e^{3}}-\frac {2 b \left (-22 a d +5 b c \right ) \left (d \,x^{2}+c \right )^{\frac {3}{2}} \sqrt {e x}}{77 d^{2} e}+\frac {2 \left (77 a^{2} d^{2}-22 a b c d +5 b^{2} c^{2}\right ) \sqrt {e x}\, \sqrt {d \,x^{2}+c}}{231 d^{2} e}+\frac {2 c^{\frac {3}{4}} \left (77 a^{2} d^{2}-22 a b c d +5 b^{2} c^{2}\right ) \sqrt {\frac {\cos \left (4 \arctan \left (\frac {d^{\frac {1}{4}} \sqrt {e x}}{c^{\frac {1}{4}} \sqrt {e}}\right )\right )}{2}+\frac {1}{2}}\, \EllipticF \left (\sin \left (2 \arctan \left (\frac {d^{\frac {1}{4}} \sqrt {e x}}{c^{\frac {1}{4}} \sqrt {e}}\right )\right ), \frac {\sqrt {2}}{2}\right ) \left (\sqrt {c}+x \sqrt {d}\right ) \sqrt {\frac {d \,x^{2}+c}{\left (\sqrt {c}+x \sqrt {d}\right )^{2}}}}{231 \cos \left (2 \arctan \left (\frac {d^{\frac {1}{4}} \sqrt {e x}}{c^{\frac {1}{4}} \sqrt {e}}\right )\right ) d^{\frac {9}{4}} \sqrt {e}\, \sqrt {d \,x^{2}+c}} \]

command

integrate((b*x^2+a)^2*(d*x^2+c)^(1/2)/(e*x)^(1/2),x, algorithm="fricas")

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

\[ \frac {2 \, {\left (2 \, {\left (5 \, b^{2} c^{3} - 22 \, a b c^{2} d + 77 \, a^{2} c d^{2}\right )} \sqrt {d} {\rm weierstrassPInverse}\left (-\frac {4 \, c}{d}, 0, x\right ) + {\left (21 \, b^{2} d^{3} x^{4} - 10 \, b^{2} c^{2} d + 44 \, a b c d^{2} + 77 \, a^{2} d^{3} + 6 \, {\left (b^{2} c d^{2} + 11 \, a b d^{3}\right )} x^{2}\right )} \sqrt {d x^{2} + c} \sqrt {x}\right )} e^{\left (-\frac {1}{2}\right )}}{231 \, d^{3}} \]

Fricas 1.3.7 via sagemath 9.3 output

\[ {\rm integral}\left (\frac {{\left (b^{2} x^{4} + 2 \, a b x^{2} + a^{2}\right )} \sqrt {d x^{2} + c} \sqrt {e x}}{e x}, x\right ) \]