\[ \int \frac {\left (a+b x^2\right )^2}{(e x)^{7/2} \sqrt {c+d x^2}} \, dx \]
Optimal antiderivative \[ -\frac {2 a^{2} \sqrt {d \,x^{2}+c}}{5 c e \left (e x \right )^{\frac {5}{2}}}-\frac {2 a \left (-3 a d +10 b c \right ) \sqrt {d \,x^{2}+c}}{5 c^{2} e^{3} \sqrt {e x}}+\frac {2 \left (-3 a^{2} d^{2}+10 a b c d +5 b^{2} c^{2}\right ) \sqrt {e x}\, \sqrt {d \,x^{2}+c}}{5 c^{2} e^{4} \sqrt {d}\, \left (\sqrt {c}+x \sqrt {d}\right )}-\frac {2 \left (-3 a^{2} d^{2}+10 a b c d +5 b^{2} c^{2}\right ) \sqrt {\frac {\cos \left (4 \arctan \left (\frac {d^{\frac {1}{4}} \sqrt {e x}}{c^{\frac {1}{4}} \sqrt {e}}\right )\right )}{2}+\frac {1}{2}}\, \EllipticE \left (\sin \left (2 \arctan \left (\frac {d^{\frac {1}{4}} \sqrt {e x}}{c^{\frac {1}{4}} \sqrt {e}}\right )\right ), \frac {\sqrt {2}}{2}\right ) \left (\sqrt {c}+x \sqrt {d}\right ) \sqrt {\frac {d \,x^{2}+c}{\left (\sqrt {c}+x \sqrt {d}\right )^{2}}}}{5 \cos \left (2 \arctan \left (\frac {d^{\frac {1}{4}} \sqrt {e x}}{c^{\frac {1}{4}} \sqrt {e}}\right )\right ) c^{\frac {7}{4}} d^{\frac {3}{4}} e^{\frac {7}{2}} \sqrt {d \,x^{2}+c}}+\frac {\left (-3 a^{2} d^{2}+10 a b c d +5 b^{2} c^{2}\right ) \sqrt {\frac {\cos \left (4 \arctan \left (\frac {d^{\frac {1}{4}} \sqrt {e x}}{c^{\frac {1}{4}} \sqrt {e}}\right )\right )}{2}+\frac {1}{2}}\, \EllipticF \left (\sin \left (2 \arctan \left (\frac {d^{\frac {1}{4}} \sqrt {e x}}{c^{\frac {1}{4}} \sqrt {e}}\right )\right ), \frac {\sqrt {2}}{2}\right ) \left (\sqrt {c}+x \sqrt {d}\right ) \sqrt {\frac {d \,x^{2}+c}{\left (\sqrt {c}+x \sqrt {d}\right )^{2}}}}{5 \cos \left (2 \arctan \left (\frac {d^{\frac {1}{4}} \sqrt {e x}}{c^{\frac {1}{4}} \sqrt {e}}\right )\right ) c^{\frac {7}{4}} d^{\frac {3}{4}} e^{\frac {7}{2}} \sqrt {d \,x^{2}+c}} \]
command
integrate((b*x^2+a)^2/(e*x)^(7/2)/(d*x^2+c)^(1/2),x, algorithm="fricas")
Fricas 1.3.8 (sbcl 2.2.11.debian) via sagemath 9.6 output
\[ -\frac {2 \, {\left ({\left (5 \, b^{2} c^{2} + 10 \, a b c d - 3 \, a^{2} d^{2}\right )} \sqrt {d} x^{3} {\rm weierstrassZeta}\left (-\frac {4 \, c}{d}, 0, {\rm weierstrassPInverse}\left (-\frac {4 \, c}{d}, 0, x\right )\right ) + {\left (a^{2} c d + {\left (10 \, a b c d - 3 \, a^{2} d^{2}\right )} x^{2}\right )} \sqrt {d x^{2} + c} \sqrt {x}\right )} e^{\left (-\frac {7}{2}\right )}}{5 \, c^{2} d x^{3}} \]
Fricas 1.3.7 via sagemath 9.3 output
\[ {\rm integral}\left (\frac {{\left (b^{2} x^{4} + 2 \, a b x^{2} + a^{2}\right )} \sqrt {d x^{2} + c} \sqrt {e x}}{d e^{4} x^{6} + c e^{4} x^{4}}, x\right ) \]