\[ \int \frac {c+d x+e x^2+f x^3+g x^4}{\left (a+b x^3\right )^{7/2}} \, dx \]
Optimal antiderivative \[ \frac {2 x \left (b c -a f +\left (-a g +b d \right ) x +b e \,x^{2}\right )}{15 a b \left (b \,x^{3}+a \right )^{\frac {5}{2}}}-\frac {2 \left (9 a e -x \left (13 b c +2 a f +\left (4 a g +11 b d \right ) x \right )\right )}{135 a^{2} b \left (b \,x^{3}+a \right )^{\frac {3}{2}}}+\frac {2 x \left (14 a f +91 b c +5 \left (4 a g +11 b d \right ) x \right )}{405 a^{3} b \sqrt {b \,x^{3}+a}}-\frac {2 \left (4 a g +11 b d \right ) \sqrt {b \,x^{3}+a}}{81 a^{3} b^{\frac {5}{3}} \left (b^{\frac {1}{3}} x +a^{\frac {1}{3}} \left (1+\sqrt {3}\right )\right )}+\frac {\left (4 a g +11 b d \right ) \left (a^{\frac {1}{3}}+b^{\frac {1}{3}} x \right ) \EllipticE \left (\frac {b^{\frac {1}{3}} x +a^{\frac {1}{3}} \left (1-\sqrt {3}\right )}{b^{\frac {1}{3}} x +a^{\frac {1}{3}} \left (1+\sqrt {3}\right )}, i \sqrt {3}+2 i\right ) \left (\frac {\sqrt {6}}{2}-\frac {\sqrt {2}}{2}\right ) \sqrt {\frac {a^{\frac {2}{3}}-a^{\frac {1}{3}} b^{\frac {1}{3}} x +b^{\frac {2}{3}} x^{2}}{\left (b^{\frac {1}{3}} x +a^{\frac {1}{3}} \left (1+\sqrt {3}\right )\right )^{2}}}\, 3^{\frac {1}{4}}}{81 a^{\frac {8}{3}} b^{\frac {5}{3}} \sqrt {b \,x^{3}+a}\, \sqrt {\frac {a^{\frac {1}{3}} \left (a^{\frac {1}{3}}+b^{\frac {1}{3}} x \right )}{\left (b^{\frac {1}{3}} x +a^{\frac {1}{3}} \left (1+\sqrt {3}\right )\right )^{2}}}}+\frac {2 \left (a^{\frac {1}{3}}+b^{\frac {1}{3}} x \right ) \EllipticF \left (\frac {b^{\frac {1}{3}} x +a^{\frac {1}{3}} \left (1-\sqrt {3}\right )}{b^{\frac {1}{3}} x +a^{\frac {1}{3}} \left (1+\sqrt {3}\right )}, i \sqrt {3}+2 i\right ) \left (7 b^{\frac {1}{3}} \left (2 a f +13 b c \right )+5 a^{\frac {1}{3}} \left (4 a g +11 b d \right ) \left (1-\sqrt {3}\right )\right ) \left (\frac {\sqrt {6}}{2}+\frac {\sqrt {2}}{2}\right ) \sqrt {\frac {a^{\frac {2}{3}}-a^{\frac {1}{3}} b^{\frac {1}{3}} x +b^{\frac {2}{3}} x^{2}}{\left (b^{\frac {1}{3}} x +a^{\frac {1}{3}} \left (1+\sqrt {3}\right )\right )^{2}}}\, 3^{\frac {3}{4}}}{1215 a^{3} b^{\frac {5}{3}} \sqrt {b \,x^{3}+a}\, \sqrt {\frac {a^{\frac {1}{3}} \left (a^{\frac {1}{3}}+b^{\frac {1}{3}} x \right )}{\left (b^{\frac {1}{3}} x +a^{\frac {1}{3}} \left (1+\sqrt {3}\right )\right )^{2}}}} \]
command
integrate((g*x^4+f*x^3+e*x^2+d*x+c)/(b*x^3+a)^(7/2),x, algorithm="fricas")
Fricas 1.3.8 (sbcl 2.2.11.debian) via sagemath 9.6 output
\[ \frac {2 \, {\left (7 \, {\left ({\left (13 \, b^{4} c + 2 \, a b^{3} f\right )} x^{9} + 3 \, {\left (13 \, a b^{3} c + 2 \, a^{2} b^{2} f\right )} x^{6} + 13 \, a^{3} b c + 2 \, a^{4} f + 3 \, {\left (13 \, a^{2} b^{2} c + 2 \, a^{3} b f\right )} x^{3}\right )} \sqrt {b} {\rm weierstrassPInverse}\left (0, -\frac {4 \, a}{b}, x\right ) + 5 \, {\left ({\left (11 \, b^{4} d + 4 \, a b^{3} g\right )} x^{9} + 3 \, {\left (11 \, a b^{3} d + 4 \, a^{2} b^{2} g\right )} x^{6} + 11 \, a^{3} b d + 4 \, a^{4} g + 3 \, {\left (11 \, a^{2} b^{2} d + 4 \, a^{3} b g\right )} x^{3}\right )} \sqrt {b} {\rm weierstrassZeta}\left (0, -\frac {4 \, a}{b}, {\rm weierstrassPInverse}\left (0, -\frac {4 \, a}{b}, x\right )\right ) + {\left (5 \, {\left (11 \, b^{4} d + 4 \, a b^{3} g\right )} x^{8} + 7 \, {\left (13 \, b^{4} c + 2 \, a b^{3} f\right )} x^{7} + 13 \, {\left (11 \, a b^{3} d + 4 \, a^{2} b^{2} g\right )} x^{5} + 17 \, {\left (13 \, a b^{3} c + 2 \, a^{2} b^{2} f\right )} x^{4} - 27 \, a^{3} b e + 5 \, {\left (23 \, a^{2} b^{2} d + a^{3} b g\right )} x^{2} + {\left (157 \, a^{2} b^{2} c - 7 \, a^{3} b f\right )} x\right )} \sqrt {b x^{3} + a}\right )}}{405 \, {\left (a^{3} b^{5} x^{9} + 3 \, a^{4} b^{4} x^{6} + 3 \, a^{5} b^{3} x^{3} + a^{6} b^{2}\right )}} \]
Fricas 1.3.7 via sagemath 9.3 output
\[ {\rm integral}\left (\frac {{\left (g x^{4} + f x^{3} + e x^{2} + d x + c\right )} \sqrt {b x^{3} + a}}{b^{4} x^{12} + 4 \, a b^{3} x^{9} + 6 \, a^{2} b^{2} x^{6} + 4 \, a^{3} b x^{3} + a^{4}}, x\right ) \]