Integrand size = 29, antiderivative size = 324 \[ \int \frac {1}{x^3 \left (a c+b c x^3+d \sqrt {a+b x^3}\right )} \, dx=-\frac {c}{2 \left (a c^2-d^2\right ) x^2}+\frac {d \sqrt {1+\frac {b x^3}{a}} \operatorname {AppellF1}\left (-\frac {2}{3},\frac {1}{2},1,\frac {1}{3},-\frac {b x^3}{a},-\frac {b c^2 x^3}{a c^2-d^2}\right )}{2 \left (a c^2-d^2\right ) x^2 \sqrt {a+b x^3}}+\frac {b^{2/3} c^{7/3} \arctan \left (\frac {1-\frac {2 \sqrt [3]{b} c^{2/3} x}{\sqrt [3]{a c^2-d^2}}}{\sqrt {3}}\right )}{\sqrt {3} \left (a c^2-d^2\right )^{5/3}}-\frac {b^{2/3} c^{7/3} \log \left (\sqrt [3]{a c^2-d^2}+\sqrt [3]{b} c^{2/3} x\right )}{3 \left (a c^2-d^2\right )^{5/3}}+\frac {b^{2/3} c^{7/3} \log \left (\left (a c^2-d^2\right )^{2/3}-\sqrt [3]{b} c^{2/3} \sqrt [3]{a c^2-d^2} x+b^{2/3} c^{4/3} x^2\right )}{6 \left (a c^2-d^2\right )^{5/3}} \]
-1/2*c/(a*c^2-d^2)/x^2-1/3*b^(2/3)*c^(7/3)*ln((a*c^2-d^2)^(1/3)+b^(1/3)*c^ (2/3)*x)/(a*c^2-d^2)^(5/3)+1/6*b^(2/3)*c^(7/3)*ln((a*c^2-d^2)^(2/3)-b^(1/3 )*c^(2/3)*(a*c^2-d^2)^(1/3)*x+b^(2/3)*c^(4/3)*x^2)/(a*c^2-d^2)^(5/3)+1/3*b ^(2/3)*c^(7/3)*arctan(1/3*(1-2*b^(1/3)*c^(2/3)*x/(a*c^2-d^2)^(1/3))*3^(1/2 ))/(a*c^2-d^2)^(5/3)*3^(1/2)+1/2*d*AppellF1(-2/3,1/2,1,1/3,-b*x^3/a,-b*c^2 *x^3/(a*c^2-d^2))*(1+b*x^3/a)^(1/2)/(a*c^2-d^2)/x^2/(b*x^3+a)^(1/2)
Time = 13.07 (sec) , antiderivative size = 604, normalized size of antiderivative = 1.86 \[ \int \frac {1}{x^3 \left (a c+b c x^3+d \sqrt {a+b x^3}\right )} \, dx=\frac {b^2 c^2 d x^4 \sqrt {1+\frac {b x^3}{a}} \operatorname {AppellF1}\left (\frac {4}{3},\frac {1}{2},1,\frac {7}{3},-\frac {b x^3}{a},-\frac {b c^2 x^3}{a c^2-d^2}\right )}{16 a \left (-a c^2+d^2\right )^2 \sqrt {a+b x^3}}+\frac {2 b d \left (-5 a c^2+d^2\right ) x \operatorname {AppellF1}\left (\frac {1}{3},\frac {1}{2},1,\frac {4}{3},-\frac {b x^3}{a},-\frac {b c^2 x^3}{a c^2-d^2}\right )}{\sqrt {a+b x^3} \left (a c^2-d^2+b c^2 x^3\right ) \left (8 a \left (-a c^2+d^2\right ) \operatorname {AppellF1}\left (\frac {1}{3},\frac {1}{2},1,\frac {4}{3},-\frac {b x^3}{a},-\frac {b c^2 x^3}{a c^2-d^2}\right )+3 b x^3 \left (2 a c^2 \operatorname {AppellF1}\left (\frac {4}{3},\frac {1}{2},2,\frac {7}{3},-\frac {b x^3}{a},-\frac {b c^2 x^3}{a c^2-d^2}\right )+\left (a c^2-d^2\right ) \operatorname {AppellF1}\left (\frac {4}{3},\frac {3}{2},1,\frac {7}{3},-\frac {b x^3}{a},-\frac {b c^2 x^3}{a c^2-d^2}\right )\right )\right )}+\frac {-3 a c \left (a c^2-d^2\right )^{2/3}+3 d \left (a c^2-d^2\right )^{2/3} \sqrt {a+b x^3}-2 \sqrt {3} a b^{2/3} c^{7/3} x^2 \arctan \left (\frac {-1+\frac {2 \sqrt [3]{b} c^{2/3} x}{\sqrt [3]{a c^2-d^2}}}{\sqrt {3}}\right )-2 a b^{2/3} c^{7/3} x^2 \log \left (\sqrt [3]{a c^2-d^2}+\sqrt [3]{b} c^{2/3} x\right )+a b^{2/3} c^{7/3} x^2 \log \left (\left (a c^2-d^2\right )^{2/3}-\sqrt [3]{b} c^{2/3} \sqrt [3]{a c^2-d^2} x+b^{2/3} c^{4/3} x^2\right )}{6 a \left (a c^2-d^2\right )^{5/3} x^2} \]
(b^2*c^2*d*x^4*Sqrt[1 + (b*x^3)/a]*AppellF1[4/3, 1/2, 1, 7/3, -((b*x^3)/a) , -((b*c^2*x^3)/(a*c^2 - d^2))])/(16*a*(-(a*c^2) + d^2)^2*Sqrt[a + b*x^3]) + (2*b*d*(-5*a*c^2 + d^2)*x*AppellF1[1/3, 1/2, 1, 4/3, -((b*x^3)/a), -((b *c^2*x^3)/(a*c^2 - d^2))])/(Sqrt[a + b*x^3]*(a*c^2 - d^2 + b*c^2*x^3)*(8*a *(-(a*c^2) + d^2)*AppellF1[1/3, 1/2, 1, 4/3, -((b*x^3)/a), -((b*c^2*x^3)/( a*c^2 - d^2))] + 3*b*x^3*(2*a*c^2*AppellF1[4/3, 1/2, 2, 7/3, -((b*x^3)/a), -((b*c^2*x^3)/(a*c^2 - d^2))] + (a*c^2 - d^2)*AppellF1[4/3, 3/2, 1, 7/3, -((b*x^3)/a), -((b*c^2*x^3)/(a*c^2 - d^2))]))) + (-3*a*c*(a*c^2 - d^2)^(2/ 3) + 3*d*(a*c^2 - d^2)^(2/3)*Sqrt[a + b*x^3] - 2*Sqrt[3]*a*b^(2/3)*c^(7/3) *x^2*ArcTan[(-1 + (2*b^(1/3)*c^(2/3)*x)/(a*c^2 - d^2)^(1/3))/Sqrt[3]] - 2* a*b^(2/3)*c^(7/3)*x^2*Log[(a*c^2 - d^2)^(1/3) + b^(1/3)*c^(2/3)*x] + a*b^( 2/3)*c^(7/3)*x^2*Log[(a*c^2 - d^2)^(2/3) - b^(1/3)*c^(2/3)*(a*c^2 - d^2)^( 1/3)*x + b^(2/3)*c^(4/3)*x^2])/(6*a*(a*c^2 - d^2)^(5/3)*x^2)
Time = 0.72 (sec) , antiderivative size = 337, normalized size of antiderivative = 1.04, number of steps used = 14, number of rules used = 13, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.448, Rules used = {2587, 27, 847, 750, 16, 1013, 1012, 1142, 25, 27, 1082, 217, 1103}
Below are the steps used by Rubi to obtain the solution. The rule number used for the transformation is given above next to the arrow. The rules definitions used are listed below.
\(\displaystyle \int \frac {1}{x^3 \left (d \sqrt {a+b x^3}+a c+b c x^3\right )} \, dx\) |
\(\Big \downarrow \) 2587 |
\(\displaystyle a c \int \frac {1}{a x^3 \left (b c^2 x^3+a c^2-d^2\right )}dx-a d \int \frac {1}{a x^3 \sqrt {b x^3+a} \left (b c^2 x^3+a c^2-d^2\right )}dx\) |
\(\Big \downarrow \) 27 |
\(\displaystyle c \int \frac {1}{x^3 \left (b c^2 x^3+a c^2-d^2\right )}dx-d \int \frac {1}{x^3 \sqrt {b x^3+a} \left (b c^2 x^3+a c^2-d^2\right )}dx\) |
\(\Big \downarrow \) 847 |
\(\displaystyle c \left (-\frac {b c^2 \int \frac {1}{b c^2 x^3+a c^2-d^2}dx}{a c^2-d^2}-\frac {1}{2 x^2 \left (a c^2-d^2\right )}\right )-d \int \frac {1}{x^3 \sqrt {b x^3+a} \left (b c^2 x^3+a c^2-d^2\right )}dx\) |
\(\Big \downarrow \) 750 |
\(\displaystyle c \left (-\frac {b c^2 \left (\frac {\int \frac {2 \sqrt [3]{a c^2-d^2}-\sqrt [3]{b} c^{2/3} x}{b^{2/3} c^{4/3} x^2-\sqrt [3]{b} c^{2/3} \sqrt [3]{a c^2-d^2} x+\left (a c^2-d^2\right )^{2/3}}dx}{3 \left (a c^2-d^2\right )^{2/3}}+\frac {\int \frac {1}{\sqrt [3]{b} c^{2/3} x+\sqrt [3]{a c^2-d^2}}dx}{3 \left (a c^2-d^2\right )^{2/3}}\right )}{a c^2-d^2}-\frac {1}{2 x^2 \left (a c^2-d^2\right )}\right )-d \int \frac {1}{x^3 \sqrt {b x^3+a} \left (b c^2 x^3+a c^2-d^2\right )}dx\) |
\(\Big \downarrow \) 16 |
\(\displaystyle c \left (-\frac {b c^2 \left (\frac {\int \frac {2 \sqrt [3]{a c^2-d^2}-\sqrt [3]{b} c^{2/3} x}{b^{2/3} c^{4/3} x^2-\sqrt [3]{b} c^{2/3} \sqrt [3]{a c^2-d^2} x+\left (a c^2-d^2\right )^{2/3}}dx}{3 \left (a c^2-d^2\right )^{2/3}}+\frac {\log \left (\sqrt [3]{a c^2-d^2}+\sqrt [3]{b} c^{2/3} x\right )}{3 \sqrt [3]{b} c^{2/3} \left (a c^2-d^2\right )^{2/3}}\right )}{a c^2-d^2}-\frac {1}{2 x^2 \left (a c^2-d^2\right )}\right )-d \int \frac {1}{x^3 \sqrt {b x^3+a} \left (b c^2 x^3+a c^2-d^2\right )}dx\) |
\(\Big \downarrow \) 1013 |
\(\displaystyle c \left (-\frac {b c^2 \left (\frac {\int \frac {2 \sqrt [3]{a c^2-d^2}-\sqrt [3]{b} c^{2/3} x}{b^{2/3} c^{4/3} x^2-\sqrt [3]{b} c^{2/3} \sqrt [3]{a c^2-d^2} x+\left (a c^2-d^2\right )^{2/3}}dx}{3 \left (a c^2-d^2\right )^{2/3}}+\frac {\log \left (\sqrt [3]{a c^2-d^2}+\sqrt [3]{b} c^{2/3} x\right )}{3 \sqrt [3]{b} c^{2/3} \left (a c^2-d^2\right )^{2/3}}\right )}{a c^2-d^2}-\frac {1}{2 x^2 \left (a c^2-d^2\right )}\right )-\frac {d \sqrt {\frac {b x^3}{a}+1} \int \frac {1}{x^3 \sqrt {\frac {b x^3}{a}+1} \left (b c^2 x^3+a c^2-d^2\right )}dx}{\sqrt {a+b x^3}}\) |
\(\Big \downarrow \) 1012 |
\(\displaystyle c \left (-\frac {b c^2 \left (\frac {\int \frac {2 \sqrt [3]{a c^2-d^2}-\sqrt [3]{b} c^{2/3} x}{b^{2/3} c^{4/3} x^2-\sqrt [3]{b} c^{2/3} \sqrt [3]{a c^2-d^2} x+\left (a c^2-d^2\right )^{2/3}}dx}{3 \left (a c^2-d^2\right )^{2/3}}+\frac {\log \left (\sqrt [3]{a c^2-d^2}+\sqrt [3]{b} c^{2/3} x\right )}{3 \sqrt [3]{b} c^{2/3} \left (a c^2-d^2\right )^{2/3}}\right )}{a c^2-d^2}-\frac {1}{2 x^2 \left (a c^2-d^2\right )}\right )+\frac {d \sqrt {\frac {b x^3}{a}+1} \operatorname {AppellF1}\left (-\frac {2}{3},\frac {1}{2},1,\frac {1}{3},-\frac {b x^3}{a},-\frac {b c^2 x^3}{a c^2-d^2}\right )}{2 x^2 \sqrt {a+b x^3} \left (a c^2-d^2\right )}\) |
\(\Big \downarrow \) 1142 |
\(\displaystyle c \left (-\frac {b c^2 \left (\frac {\frac {3}{2} \sqrt [3]{a c^2-d^2} \int \frac {1}{b^{2/3} c^{4/3} x^2-\sqrt [3]{b} c^{2/3} \sqrt [3]{a c^2-d^2} x+\left (a c^2-d^2\right )^{2/3}}dx-\frac {\int -\frac {\sqrt [3]{b} c^{2/3} \left (\sqrt [3]{a c^2-d^2}-2 \sqrt [3]{b} c^{2/3} x\right )}{b^{2/3} c^{4/3} x^2-\sqrt [3]{b} c^{2/3} \sqrt [3]{a c^2-d^2} x+\left (a c^2-d^2\right )^{2/3}}dx}{2 \sqrt [3]{b} c^{2/3}}}{3 \left (a c^2-d^2\right )^{2/3}}+\frac {\log \left (\sqrt [3]{a c^2-d^2}+\sqrt [3]{b} c^{2/3} x\right )}{3 \sqrt [3]{b} c^{2/3} \left (a c^2-d^2\right )^{2/3}}\right )}{a c^2-d^2}-\frac {1}{2 x^2 \left (a c^2-d^2\right )}\right )+\frac {d \sqrt {\frac {b x^3}{a}+1} \operatorname {AppellF1}\left (-\frac {2}{3},\frac {1}{2},1,\frac {1}{3},-\frac {b x^3}{a},-\frac {b c^2 x^3}{a c^2-d^2}\right )}{2 x^2 \sqrt {a+b x^3} \left (a c^2-d^2\right )}\) |
\(\Big \downarrow \) 25 |
\(\displaystyle c \left (-\frac {b c^2 \left (\frac {\frac {3}{2} \sqrt [3]{a c^2-d^2} \int \frac {1}{b^{2/3} c^{4/3} x^2-\sqrt [3]{b} c^{2/3} \sqrt [3]{a c^2-d^2} x+\left (a c^2-d^2\right )^{2/3}}dx+\frac {\int \frac {\sqrt [3]{b} c^{2/3} \left (\sqrt [3]{a c^2-d^2}-2 \sqrt [3]{b} c^{2/3} x\right )}{b^{2/3} c^{4/3} x^2-\sqrt [3]{b} c^{2/3} \sqrt [3]{a c^2-d^2} x+\left (a c^2-d^2\right )^{2/3}}dx}{2 \sqrt [3]{b} c^{2/3}}}{3 \left (a c^2-d^2\right )^{2/3}}+\frac {\log \left (\sqrt [3]{a c^2-d^2}+\sqrt [3]{b} c^{2/3} x\right )}{3 \sqrt [3]{b} c^{2/3} \left (a c^2-d^2\right )^{2/3}}\right )}{a c^2-d^2}-\frac {1}{2 x^2 \left (a c^2-d^2\right )}\right )+\frac {d \sqrt {\frac {b x^3}{a}+1} \operatorname {AppellF1}\left (-\frac {2}{3},\frac {1}{2},1,\frac {1}{3},-\frac {b x^3}{a},-\frac {b c^2 x^3}{a c^2-d^2}\right )}{2 x^2 \sqrt {a+b x^3} \left (a c^2-d^2\right )}\) |
\(\Big \downarrow \) 27 |
\(\displaystyle c \left (-\frac {b c^2 \left (\frac {\frac {3}{2} \sqrt [3]{a c^2-d^2} \int \frac {1}{b^{2/3} c^{4/3} x^2-\sqrt [3]{b} c^{2/3} \sqrt [3]{a c^2-d^2} x+\left (a c^2-d^2\right )^{2/3}}dx+\frac {1}{2} \int \frac {\sqrt [3]{a c^2-d^2}-2 \sqrt [3]{b} c^{2/3} x}{b^{2/3} c^{4/3} x^2-\sqrt [3]{b} c^{2/3} \sqrt [3]{a c^2-d^2} x+\left (a c^2-d^2\right )^{2/3}}dx}{3 \left (a c^2-d^2\right )^{2/3}}+\frac {\log \left (\sqrt [3]{a c^2-d^2}+\sqrt [3]{b} c^{2/3} x\right )}{3 \sqrt [3]{b} c^{2/3} \left (a c^2-d^2\right )^{2/3}}\right )}{a c^2-d^2}-\frac {1}{2 x^2 \left (a c^2-d^2\right )}\right )+\frac {d \sqrt {\frac {b x^3}{a}+1} \operatorname {AppellF1}\left (-\frac {2}{3},\frac {1}{2},1,\frac {1}{3},-\frac {b x^3}{a},-\frac {b c^2 x^3}{a c^2-d^2}\right )}{2 x^2 \sqrt {a+b x^3} \left (a c^2-d^2\right )}\) |
\(\Big \downarrow \) 1082 |
\(\displaystyle c \left (-\frac {b c^2 \left (\frac {\frac {1}{2} \int \frac {\sqrt [3]{a c^2-d^2}-2 \sqrt [3]{b} c^{2/3} x}{b^{2/3} c^{4/3} x^2-\sqrt [3]{b} c^{2/3} \sqrt [3]{a c^2-d^2} x+\left (a c^2-d^2\right )^{2/3}}dx+\frac {3 \int \frac {1}{-\left (1-\frac {2 \sqrt [3]{b} c^{2/3} x}{\sqrt [3]{a c^2-d^2}}\right )^2-3}d\left (1-\frac {2 \sqrt [3]{b} c^{2/3} x}{\sqrt [3]{a c^2-d^2}}\right )}{\sqrt [3]{b} c^{2/3}}}{3 \left (a c^2-d^2\right )^{2/3}}+\frac {\log \left (\sqrt [3]{a c^2-d^2}+\sqrt [3]{b} c^{2/3} x\right )}{3 \sqrt [3]{b} c^{2/3} \left (a c^2-d^2\right )^{2/3}}\right )}{a c^2-d^2}-\frac {1}{2 x^2 \left (a c^2-d^2\right )}\right )+\frac {d \sqrt {\frac {b x^3}{a}+1} \operatorname {AppellF1}\left (-\frac {2}{3},\frac {1}{2},1,\frac {1}{3},-\frac {b x^3}{a},-\frac {b c^2 x^3}{a c^2-d^2}\right )}{2 x^2 \sqrt {a+b x^3} \left (a c^2-d^2\right )}\) |
\(\Big \downarrow \) 217 |
\(\displaystyle c \left (-\frac {b c^2 \left (\frac {\frac {1}{2} \int \frac {\sqrt [3]{a c^2-d^2}-2 \sqrt [3]{b} c^{2/3} x}{b^{2/3} c^{4/3} x^2-\sqrt [3]{b} c^{2/3} \sqrt [3]{a c^2-d^2} x+\left (a c^2-d^2\right )^{2/3}}dx-\frac {\sqrt {3} \arctan \left (\frac {1-\frac {2 \sqrt [3]{b} c^{2/3} x}{\sqrt [3]{a c^2-d^2}}}{\sqrt {3}}\right )}{\sqrt [3]{b} c^{2/3}}}{3 \left (a c^2-d^2\right )^{2/3}}+\frac {\log \left (\sqrt [3]{a c^2-d^2}+\sqrt [3]{b} c^{2/3} x\right )}{3 \sqrt [3]{b} c^{2/3} \left (a c^2-d^2\right )^{2/3}}\right )}{a c^2-d^2}-\frac {1}{2 x^2 \left (a c^2-d^2\right )}\right )+\frac {d \sqrt {\frac {b x^3}{a}+1} \operatorname {AppellF1}\left (-\frac {2}{3},\frac {1}{2},1,\frac {1}{3},-\frac {b x^3}{a},-\frac {b c^2 x^3}{a c^2-d^2}\right )}{2 x^2 \sqrt {a+b x^3} \left (a c^2-d^2\right )}\) |
\(\Big \downarrow \) 1103 |
\(\displaystyle \frac {d \sqrt {\frac {b x^3}{a}+1} \operatorname {AppellF1}\left (-\frac {2}{3},\frac {1}{2},1,\frac {1}{3},-\frac {b x^3}{a},-\frac {b c^2 x^3}{a c^2-d^2}\right )}{2 x^2 \sqrt {a+b x^3} \left (a c^2-d^2\right )}+c \left (-\frac {b c^2 \left (\frac {-\frac {\sqrt {3} \arctan \left (\frac {1-\frac {2 \sqrt [3]{b} c^{2/3} x}{\sqrt [3]{a c^2-d^2}}}{\sqrt {3}}\right )}{\sqrt [3]{b} c^{2/3}}-\frac {\log \left (-\sqrt [3]{b} c^{2/3} x \sqrt [3]{a c^2-d^2}+\left (a c^2-d^2\right )^{2/3}+b^{2/3} c^{4/3} x^2\right )}{2 \sqrt [3]{b} c^{2/3}}}{3 \left (a c^2-d^2\right )^{2/3}}+\frac {\log \left (\sqrt [3]{a c^2-d^2}+\sqrt [3]{b} c^{2/3} x\right )}{3 \sqrt [3]{b} c^{2/3} \left (a c^2-d^2\right )^{2/3}}\right )}{a c^2-d^2}-\frac {1}{2 x^2 \left (a c^2-d^2\right )}\right )\) |
(d*Sqrt[1 + (b*x^3)/a]*AppellF1[-2/3, 1/2, 1, 1/3, -((b*x^3)/a), -((b*c^2* x^3)/(a*c^2 - d^2))])/(2*(a*c^2 - d^2)*x^2*Sqrt[a + b*x^3]) + c*(-1/2*1/(( a*c^2 - d^2)*x^2) - (b*c^2*(Log[(a*c^2 - d^2)^(1/3) + b^(1/3)*c^(2/3)*x]/( 3*b^(1/3)*c^(2/3)*(a*c^2 - d^2)^(2/3)) + (-((Sqrt[3]*ArcTan[(1 - (2*b^(1/3 )*c^(2/3)*x)/(a*c^2 - d^2)^(1/3))/Sqrt[3]])/(b^(1/3)*c^(2/3))) - Log[(a*c^ 2 - d^2)^(2/3) - b^(1/3)*c^(2/3)*(a*c^2 - d^2)^(1/3)*x + b^(2/3)*c^(4/3)*x ^2]/(2*b^(1/3)*c^(2/3)))/(3*(a*c^2 - d^2)^(2/3))))/(a*c^2 - d^2))
3.6.61.3.1 Defintions of rubi rules used
Int[(c_.)/((a_.) + (b_.)*(x_)), x_Symbol] :> Simp[c*(Log[RemoveContent[a + b*x, x]]/b), x] /; FreeQ[{a, b, c}, x]
Int[(a_)*(Fx_), x_Symbol] :> Simp[a Int[Fx, x], x] /; FreeQ[a, x] && !Ma tchQ[Fx, (b_)*(Gx_) /; FreeQ[b, x]]
Int[((a_) + (b_.)*(x_)^2)^(-1), x_Symbol] :> Simp[(-(Rt[-a, 2]*Rt[-b, 2])^( -1))*ArcTan[Rt[-b, 2]*(x/Rt[-a, 2])], x] /; FreeQ[{a, b}, x] && PosQ[a/b] & & (LtQ[a, 0] || LtQ[b, 0])
Int[((a_) + (b_.)*(x_)^3)^(-1), x_Symbol] :> Simp[1/(3*Rt[a, 3]^2) Int[1/ (Rt[a, 3] + Rt[b, 3]*x), x], x] + Simp[1/(3*Rt[a, 3]^2) Int[(2*Rt[a, 3] - Rt[b, 3]*x)/(Rt[a, 3]^2 - Rt[a, 3]*Rt[b, 3]*x + Rt[b, 3]^2*x^2), x], x] /; FreeQ[{a, b}, x]
Int[((c_.)*(x_))^(m_)*((a_) + (b_.)*(x_)^(n_))^(p_), x_Symbol] :> Simp[(c*x )^(m + 1)*((a + b*x^n)^(p + 1)/(a*c*(m + 1))), x] - Simp[b*((m + n*(p + 1) + 1)/(a*c^n*(m + 1))) Int[(c*x)^(m + n)*(a + b*x^n)^p, x], x] /; FreeQ[{a , b, c, p}, x] && IGtQ[n, 0] && LtQ[m, -1] && IntBinomialQ[a, b, c, n, m, p , x]
Int[((e_.)*(x_))^(m_.)*((a_) + (b_.)*(x_)^(n_))^(p_)*((c_) + (d_.)*(x_)^(n_ ))^(q_), x_Symbol] :> Simp[a^p*c^q*((e*x)^(m + 1)/(e*(m + 1)))*AppellF1[(m + 1)/n, -p, -q, 1 + (m + 1)/n, (-b)*(x^n/a), (-d)*(x^n/c)], x] /; FreeQ[{a, b, c, d, e, m, n, p, q}, x] && NeQ[b*c - a*d, 0] && NeQ[m, -1] && NeQ[m, n - 1] && (IntegerQ[p] || GtQ[a, 0]) && (IntegerQ[q] || GtQ[c, 0])
Int[((e_.)*(x_))^(m_.)*((a_) + (b_.)*(x_)^(n_))^(p_)*((c_) + (d_.)*(x_)^(n_ ))^(q_), x_Symbol] :> Simp[a^IntPart[p]*((a + b*x^n)^FracPart[p]/(1 + b*(x^ n/a))^FracPart[p]) Int[(e*x)^m*(1 + b*(x^n/a))^p*(c + d*x^n)^q, x], x] /; FreeQ[{a, b, c, d, e, m, n, p, q}, x] && NeQ[b*c - a*d, 0] && NeQ[m, -1] & & NeQ[m, n - 1] && !(IntegerQ[p] || GtQ[a, 0])
Int[((a_) + (b_.)*(x_) + (c_.)*(x_)^2)^(-1), x_Symbol] :> With[{q = 1 - 4*S implify[a*(c/b^2)]}, Simp[-2/b Subst[Int[1/(q - x^2), x], x, 1 + 2*c*(x/b )], x] /; RationalQ[q] && (EqQ[q^2, 1] || !RationalQ[b^2 - 4*a*c])] /; Fre eQ[{a, b, c}, x]
Int[((d_) + (e_.)*(x_))/((a_.) + (b_.)*(x_) + (c_.)*(x_)^2), x_Symbol] :> S imp[d*(Log[RemoveContent[a + b*x + c*x^2, x]]/b), x] /; FreeQ[{a, b, c, d, e}, x] && EqQ[2*c*d - b*e, 0]
Int[((d_.) + (e_.)*(x_))/((a_) + (b_.)*(x_) + (c_.)*(x_)^2), x_Symbol] :> S imp[(2*c*d - b*e)/(2*c) Int[1/(a + b*x + c*x^2), x], x] + Simp[e/(2*c) Int[(b + 2*c*x)/(a + b*x + c*x^2), x], x] /; FreeQ[{a, b, c, d, e}, x]
Int[(u_.)/((c_) + (d_.)*(x_)^(n_) + (e_.)*Sqrt[(a_) + (b_.)*(x_)^(n_)]), x_ Symbol] :> Simp[c Int[u/(c^2 - a*e^2 + c*d*x^n), x], x] - Simp[a*e Int[ u/((c^2 - a*e^2 + c*d*x^n)*Sqrt[a + b*x^n]), x], x] /; FreeQ[{a, b, c, d, e , n}, x] && EqQ[b*c - a*d, 0]
Result contains higher order function than in optimal. Order 9 vs. order 6.
Time = 0.91 (sec) , antiderivative size = 1049, normalized size of antiderivative = 3.24
method | result | size |
elliptic | \(\text {Expression too large to display}\) | \(1049\) |
default | \(\text {Expression too large to display}\) | \(1948\) |
(b*x^3+a)^(1/2)*(d+c*(b*x^3+a)^(1/2))/(a*c+b*c*x^3+d*(b*x^3+a)^(1/2))*(c*( -1/2/(a*c^2-d^2)/x^2-(1/3/b/c^2/((a*c^2-d^2)/b/c^2)^(2/3)*ln(x+((a*c^2-d^2 )/b/c^2)^(1/3))-1/6/b/c^2/((a*c^2-d^2)/b/c^2)^(2/3)*ln(x^2-((a*c^2-d^2)/b/ c^2)^(1/3)*x+((a*c^2-d^2)/b/c^2)^(2/3))+1/3/b/c^2/((a*c^2-d^2)/b/c^2)^(2/3 )*3^(1/2)*arctan(1/3*3^(1/2)*(2/((a*c^2-d^2)/b/c^2)^(1/3)*x-1)))*b*c^2/(a* c^2-d^2))+1/2*d/a/(a*c^2-d^2)*(b*x^3+a)^(1/2)/x^2-1/6*I*d/a/(a*c^2-d^2)*3^ (1/2)*(-b^2*a)^(1/3)*(I*(x+1/2/b*(-b^2*a)^(1/3)-1/2*I*3^(1/2)/b*(-b^2*a)^( 1/3))*3^(1/2)*b/(-b^2*a)^(1/3))^(1/2)*((x-1/b*(-b^2*a)^(1/3))/(-3/2/b*(-b^ 2*a)^(1/3)+1/2*I*3^(1/2)/b*(-b^2*a)^(1/3)))^(1/2)*(-I*(x+1/2/b*(-b^2*a)^(1 /3)+1/2*I*3^(1/2)/b*(-b^2*a)^(1/3))*3^(1/2)*b/(-b^2*a)^(1/3))^(1/2)/(b*x^3 +a)^(1/2)*EllipticF(1/3*3^(1/2)*(I*(x+1/2/b*(-b^2*a)^(1/3)-1/2*I*3^(1/2)/b *(-b^2*a)^(1/3))*3^(1/2)*b/(-b^2*a)^(1/3))^(1/2),(I*3^(1/2)/b*(-b^2*a)^(1/ 3)/(-3/2/b*(-b^2*a)^(1/3)+1/2*I*3^(1/2)/b*(-b^2*a)^(1/3)))^(1/2))+1/3*I/d/ b^2*c^2*2^(1/2)*sum(1/_alpha^2/(a*c^2-d^2)*(-b^2*a)^(1/3)*(1/2*I*b*(2*x+1/ b*((-b^2*a)^(1/3)-I*3^(1/2)*(-b^2*a)^(1/3)))/(-b^2*a)^(1/3))^(1/2)*(b*(x-1 /b*(-b^2*a)^(1/3))/(-3*(-b^2*a)^(1/3)+I*3^(1/2)*(-b^2*a)^(1/3)))^(1/2)*(-1 /2*I*b*(2*x+1/b*((-b^2*a)^(1/3)+I*3^(1/2)*(-b^2*a)^(1/3)))/(-b^2*a)^(1/3)) ^(1/2)/(b*x^3+a)^(1/2)*(I*(-b^2*a)^(1/3)*3^(1/2)*_alpha*b-I*(-b^2*a)^(2/3) *3^(1/2)+2*_alpha^2*b^2-(-b^2*a)^(1/3)*_alpha*b-(-b^2*a)^(2/3))*EllipticPi (1/3*3^(1/2)*(I*(x+1/2/b*(-b^2*a)^(1/3)-1/2*I*3^(1/2)/b*(-b^2*a)^(1/3))...
Timed out. \[ \int \frac {1}{x^3 \left (a c+b c x^3+d \sqrt {a+b x^3}\right )} \, dx=\text {Timed out} \]
\[ \int \frac {1}{x^3 \left (a c+b c x^3+d \sqrt {a+b x^3}\right )} \, dx=\int \frac {1}{x^{3} \left (a c + b c x^{3} + d \sqrt {a + b x^{3}}\right )}\, dx \]
\[ \int \frac {1}{x^3 \left (a c+b c x^3+d \sqrt {a+b x^3}\right )} \, dx=\int { \frac {1}{{\left (b c x^{3} + a c + \sqrt {b x^{3} + a} d\right )} x^{3}} \,d x } \]
\[ \int \frac {1}{x^3 \left (a c+b c x^3+d \sqrt {a+b x^3}\right )} \, dx=\int { \frac {1}{{\left (b c x^{3} + a c + \sqrt {b x^{3} + a} d\right )} x^{3}} \,d x } \]
Timed out. \[ \int \frac {1}{x^3 \left (a c+b c x^3+d \sqrt {a+b x^3}\right )} \, dx=\int \frac {1}{x^3\,\left (a\,c+d\,\sqrt {b\,x^3+a}+b\,c\,x^3\right )} \,d x \]