\[ \int \frac {1}{(b d+2 c d x)^{9/2} \sqrt {a+b x+c x^2}} \, dx \]
Optimal antiderivative \[ \frac {4 \sqrt {c \,x^{2}+b x +a}}{7 \left (-4 a c +b^{2}\right ) d \left (2 c d x +b d \right )^{\frac {7}{2}}}+\frac {20 \sqrt {c \,x^{2}+b x +a}}{21 \left (-4 a c +b^{2}\right )^{2} d^{3} \left (2 c d x +b d \right )^{\frac {3}{2}}}+\frac {10 \EllipticF \left (\frac {\sqrt {2 c d x +b d}}{\left (-4 a c +b^{2}\right )^{\frac {1}{4}} \sqrt {d}}, i\right ) \sqrt {-\frac {c \left (c \,x^{2}+b x +a \right )}{-4 a c +b^{2}}}}{21 c \left (-4 a c +b^{2}\right )^{\frac {7}{4}} d^{\frac {9}{2}} \sqrt {c \,x^{2}+b x +a}} \]
command
integrate(1/(2*c*d*x+b*d)^(9/2)/(c*x^2+b*x+a)^(1/2),x, algorithm="fricas")
Fricas 1.3.8 (sbcl 2.2.11.debian) via sagemath 9.6 output
\[ \frac {5 \, \sqrt {2} {\left (16 \, c^{4} x^{4} + 32 \, b c^{3} x^{3} + 24 \, b^{2} c^{2} x^{2} + 8 \, b^{3} c x + b^{4}\right )} \sqrt {c^{2} d} {\rm weierstrassPInverse}\left (\frac {b^{2} - 4 \, a c}{c^{2}}, 0, \frac {2 \, c x + b}{2 \, c}\right ) + 16 \, {\left (5 \, c^{4} x^{2} + 5 \, b c^{3} x + 2 \, b^{2} c^{2} - 3 \, a c^{3}\right )} \sqrt {2 \, c d x + b d} \sqrt {c x^{2} + b x + a}}{21 \, {\left (16 \, {\left (b^{4} c^{6} - 8 \, a b^{2} c^{7} + 16 \, a^{2} c^{8}\right )} d^{5} x^{4} + 32 \, {\left (b^{5} c^{5} - 8 \, a b^{3} c^{6} + 16 \, a^{2} b c^{7}\right )} d^{5} x^{3} + 24 \, {\left (b^{6} c^{4} - 8 \, a b^{4} c^{5} + 16 \, a^{2} b^{2} c^{6}\right )} d^{5} x^{2} + 8 \, {\left (b^{7} c^{3} - 8 \, a b^{5} c^{4} + 16 \, a^{2} b^{3} c^{5}\right )} d^{5} x + {\left (b^{8} c^{2} - 8 \, a b^{6} c^{3} + 16 \, a^{2} b^{4} c^{4}\right )} d^{5}\right )}} \]
Fricas 1.3.7 via sagemath 9.3 output
\[ {\rm integral}\left (\frac {\sqrt {2 \, c d x + b d} \sqrt {c x^{2} + b x + a}}{32 \, c^{6} d^{5} x^{7} + 112 \, b c^{5} d^{5} x^{6} + a b^{5} d^{5} + 32 \, {\left (5 \, b^{2} c^{4} + a c^{5}\right )} d^{5} x^{5} + 40 \, {\left (3 \, b^{3} c^{3} + 2 \, a b c^{4}\right )} d^{5} x^{4} + 10 \, {\left (5 \, b^{4} c^{2} + 8 \, a b^{2} c^{3}\right )} d^{5} x^{3} + {\left (11 \, b^{5} c + 40 \, a b^{3} c^{2}\right )} d^{5} x^{2} + {\left (b^{6} + 10 \, a b^{4} c\right )} d^{5} x}, x\right ) \]