Optimal. Leaf size=350 \[ -\frac {8 c^{7/2} x^{3/2} \left (b+c x^2\right )}{65 b^2 \left (\sqrt {b}+\sqrt {c} x\right ) \sqrt {b x^2+c x^4}}-\frac {4 c \sqrt {b x^2+c x^4}}{39 x^{11/2}}-\frac {8 c^2 \sqrt {b x^2+c x^4}}{195 b x^{7/2}}+\frac {8 c^3 \sqrt {b x^2+c x^4}}{65 b^2 x^{3/2}}-\frac {2 \left (b x^2+c x^4\right )^{3/2}}{13 x^{19/2}}+\frac {8 c^{13/4} x \left (\sqrt {b}+\sqrt {c} x\right ) \sqrt {\frac {b+c x^2}{\left (\sqrt {b}+\sqrt {c} x\right )^2}} E\left (2 \tan ^{-1}\left (\frac {\sqrt [4]{c} \sqrt {x}}{\sqrt [4]{b}}\right )|\frac {1}{2}\right )}{65 b^{7/4} \sqrt {b x^2+c x^4}}-\frac {4 c^{13/4} x \left (\sqrt {b}+\sqrt {c} x\right ) \sqrt {\frac {b+c x^2}{\left (\sqrt {b}+\sqrt {c} x\right )^2}} F\left (2 \tan ^{-1}\left (\frac {\sqrt [4]{c} \sqrt {x}}{\sqrt [4]{b}}\right )|\frac {1}{2}\right )}{65 b^{7/4} \sqrt {b x^2+c x^4}} \]
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Rubi [A]
time = 0.28, antiderivative size = 350, normalized size of antiderivative = 1.00, number of steps
used = 9, number of rules used = 7, integrand size = 21, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.333, Rules used = {2045, 2050,
2057, 335, 311, 226, 1210} \begin {gather*} -\frac {4 c^{13/4} x \left (\sqrt {b}+\sqrt {c} x\right ) \sqrt {\frac {b+c x^2}{\left (\sqrt {b}+\sqrt {c} x\right )^2}} F\left (2 \text {ArcTan}\left (\frac {\sqrt [4]{c} \sqrt {x}}{\sqrt [4]{b}}\right )|\frac {1}{2}\right )}{65 b^{7/4} \sqrt {b x^2+c x^4}}+\frac {8 c^{13/4} x \left (\sqrt {b}+\sqrt {c} x\right ) \sqrt {\frac {b+c x^2}{\left (\sqrt {b}+\sqrt {c} x\right )^2}} E\left (2 \text {ArcTan}\left (\frac {\sqrt [4]{c} \sqrt {x}}{\sqrt [4]{b}}\right )|\frac {1}{2}\right )}{65 b^{7/4} \sqrt {b x^2+c x^4}}-\frac {8 c^{7/2} x^{3/2} \left (b+c x^2\right )}{65 b^2 \left (\sqrt {b}+\sqrt {c} x\right ) \sqrt {b x^2+c x^4}}+\frac {8 c^3 \sqrt {b x^2+c x^4}}{65 b^2 x^{3/2}}-\frac {8 c^2 \sqrt {b x^2+c x^4}}{195 b x^{7/2}}-\frac {4 c \sqrt {b x^2+c x^4}}{39 x^{11/2}}-\frac {2 \left (b x^2+c x^4\right )^{3/2}}{13 x^{19/2}} \end {gather*}
Antiderivative was successfully verified.
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Rule 226
Rule 311
Rule 335
Rule 1210
Rule 2045
Rule 2050
Rule 2057
Rubi steps
\begin {align*} \int \frac {\left (b x^2+c x^4\right )^{3/2}}{x^{21/2}} \, dx &=-\frac {2 \left (b x^2+c x^4\right )^{3/2}}{13 x^{19/2}}+\frac {1}{13} (6 c) \int \frac {\sqrt {b x^2+c x^4}}{x^{13/2}} \, dx\\ &=-\frac {4 c \sqrt {b x^2+c x^4}}{39 x^{11/2}}-\frac {2 \left (b x^2+c x^4\right )^{3/2}}{13 x^{19/2}}+\frac {1}{39} \left (4 c^2\right ) \int \frac {1}{x^{5/2} \sqrt {b x^2+c x^4}} \, dx\\ &=-\frac {4 c \sqrt {b x^2+c x^4}}{39 x^{11/2}}-\frac {8 c^2 \sqrt {b x^2+c x^4}}{195 b x^{7/2}}-\frac {2 \left (b x^2+c x^4\right )^{3/2}}{13 x^{19/2}}-\frac {\left (4 c^3\right ) \int \frac {1}{\sqrt {x} \sqrt {b x^2+c x^4}} \, dx}{65 b}\\ &=-\frac {4 c \sqrt {b x^2+c x^4}}{39 x^{11/2}}-\frac {8 c^2 \sqrt {b x^2+c x^4}}{195 b x^{7/2}}+\frac {8 c^3 \sqrt {b x^2+c x^4}}{65 b^2 x^{3/2}}-\frac {2 \left (b x^2+c x^4\right )^{3/2}}{13 x^{19/2}}-\frac {\left (4 c^4\right ) \int \frac {x^{3/2}}{\sqrt {b x^2+c x^4}} \, dx}{65 b^2}\\ &=-\frac {4 c \sqrt {b x^2+c x^4}}{39 x^{11/2}}-\frac {8 c^2 \sqrt {b x^2+c x^4}}{195 b x^{7/2}}+\frac {8 c^3 \sqrt {b x^2+c x^4}}{65 b^2 x^{3/2}}-\frac {2 \left (b x^2+c x^4\right )^{3/2}}{13 x^{19/2}}-\frac {\left (4 c^4 x \sqrt {b+c x^2}\right ) \int \frac {\sqrt {x}}{\sqrt {b+c x^2}} \, dx}{65 b^2 \sqrt {b x^2+c x^4}}\\ &=-\frac {4 c \sqrt {b x^2+c x^4}}{39 x^{11/2}}-\frac {8 c^2 \sqrt {b x^2+c x^4}}{195 b x^{7/2}}+\frac {8 c^3 \sqrt {b x^2+c x^4}}{65 b^2 x^{3/2}}-\frac {2 \left (b x^2+c x^4\right )^{3/2}}{13 x^{19/2}}-\frac {\left (8 c^4 x \sqrt {b+c x^2}\right ) \text {Subst}\left (\int \frac {x^2}{\sqrt {b+c x^4}} \, dx,x,\sqrt {x}\right )}{65 b^2 \sqrt {b x^2+c x^4}}\\ &=-\frac {4 c \sqrt {b x^2+c x^4}}{39 x^{11/2}}-\frac {8 c^2 \sqrt {b x^2+c x^4}}{195 b x^{7/2}}+\frac {8 c^3 \sqrt {b x^2+c x^4}}{65 b^2 x^{3/2}}-\frac {2 \left (b x^2+c x^4\right )^{3/2}}{13 x^{19/2}}-\frac {\left (8 c^{7/2} x \sqrt {b+c x^2}\right ) \text {Subst}\left (\int \frac {1}{\sqrt {b+c x^4}} \, dx,x,\sqrt {x}\right )}{65 b^{3/2} \sqrt {b x^2+c x^4}}+\frac {\left (8 c^{7/2} x \sqrt {b+c x^2}\right ) \text {Subst}\left (\int \frac {1-\frac {\sqrt {c} x^2}{\sqrt {b}}}{\sqrt {b+c x^4}} \, dx,x,\sqrt {x}\right )}{65 b^{3/2} \sqrt {b x^2+c x^4}}\\ &=-\frac {8 c^{7/2} x^{3/2} \left (b+c x^2\right )}{65 b^2 \left (\sqrt {b}+\sqrt {c} x\right ) \sqrt {b x^2+c x^4}}-\frac {4 c \sqrt {b x^2+c x^4}}{39 x^{11/2}}-\frac {8 c^2 \sqrt {b x^2+c x^4}}{195 b x^{7/2}}+\frac {8 c^3 \sqrt {b x^2+c x^4}}{65 b^2 x^{3/2}}-\frac {2 \left (b x^2+c x^4\right )^{3/2}}{13 x^{19/2}}+\frac {8 c^{13/4} x \left (\sqrt {b}+\sqrt {c} x\right ) \sqrt {\frac {b+c x^2}{\left (\sqrt {b}+\sqrt {c} x\right )^2}} E\left (2 \tan ^{-1}\left (\frac {\sqrt [4]{c} \sqrt {x}}{\sqrt [4]{b}}\right )|\frac {1}{2}\right )}{65 b^{7/4} \sqrt {b x^2+c x^4}}-\frac {4 c^{13/4} x \left (\sqrt {b}+\sqrt {c} x\right ) \sqrt {\frac {b+c x^2}{\left (\sqrt {b}+\sqrt {c} x\right )^2}} F\left (2 \tan ^{-1}\left (\frac {\sqrt [4]{c} \sqrt {x}}{\sqrt [4]{b}}\right )|\frac {1}{2}\right )}{65 b^{7/4} \sqrt {b x^2+c x^4}}\\ \end {align*}
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Mathematica [C] Result contains higher order function than in optimal. Order 5 vs. order 4 in
optimal.
time = 10.02, size = 58, normalized size = 0.17 \begin {gather*} -\frac {2 b \sqrt {x^2 \left (b+c x^2\right )} \, _2F_1\left (-\frac {13}{4},-\frac {3}{2};-\frac {9}{4};-\frac {c x^2}{b}\right )}{13 x^{15/2} \sqrt {1+\frac {c x^2}{b}}} \end {gather*}
Antiderivative was successfully verified.
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Maple [A]
time = 0.12, size = 250, normalized size = 0.71
method | result | size |
default | \(-\frac {2 \left (c \,x^{4}+b \,x^{2}\right )^{\frac {3}{2}} \left (12 \sqrt {\frac {c x +\sqrt {-b c}}{\sqrt {-b c}}}\, \sqrt {2}\, \sqrt {\frac {-c x +\sqrt {-b c}}{\sqrt {-b c}}}\, \sqrt {-\frac {x c}{\sqrt {-b c}}}\, \EllipticE \left (\sqrt {\frac {c x +\sqrt {-b c}}{\sqrt {-b c}}}, \frac {\sqrt {2}}{2}\right ) b \,c^{3} x^{6}-6 \sqrt {\frac {c x +\sqrt {-b c}}{\sqrt {-b c}}}\, \sqrt {2}\, \sqrt {\frac {-c x +\sqrt {-b c}}{\sqrt {-b c}}}\, \sqrt {-\frac {x c}{\sqrt {-b c}}}\, \EllipticF \left (\sqrt {\frac {c x +\sqrt {-b c}}{\sqrt {-b c}}}, \frac {\sqrt {2}}{2}\right ) b \,c^{3} x^{6}-12 c^{4} x^{8}-8 b \,c^{3} x^{6}+29 b^{2} c^{2} x^{4}+40 b^{3} c \,x^{2}+15 b^{4}\right )}{195 x^{\frac {19}{2}} \left (c \,x^{2}+b \right )^{2} b^{2}}\) | \(250\) |
risch | \(-\frac {2 \left (-12 c^{3} x^{6}+4 b \,c^{2} x^{4}+25 b^{2} c \,x^{2}+15 b^{3}\right ) \sqrt {x^{2} \left (c \,x^{2}+b \right )}}{195 x^{\frac {15}{2}} b^{2}}-\frac {4 c^{3} \sqrt {-b c}\, \sqrt {\frac {\left (x +\frac {\sqrt {-b c}}{c}\right ) c}{\sqrt {-b c}}}\, \sqrt {-\frac {2 \left (x -\frac {\sqrt {-b c}}{c}\right ) c}{\sqrt {-b c}}}\, \sqrt {-\frac {x c}{\sqrt {-b c}}}\, \left (-\frac {2 \sqrt {-b c}\, \EllipticE \left (\sqrt {\frac {\left (x +\frac {\sqrt {-b c}}{c}\right ) c}{\sqrt {-b c}}}, \frac {\sqrt {2}}{2}\right )}{c}+\frac {\sqrt {-b c}\, \EllipticF \left (\sqrt {\frac {\left (x +\frac {\sqrt {-b c}}{c}\right ) c}{\sqrt {-b c}}}, \frac {\sqrt {2}}{2}\right )}{c}\right ) \sqrt {x^{2} \left (c \,x^{2}+b \right )}\, \sqrt {x \left (c \,x^{2}+b \right )}}{65 b^{2} \sqrt {c \,x^{3}+b x}\, x^{\frac {3}{2}} \left (c \,x^{2}+b \right )}\) | \(252\) |
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [F]
time = 0.00, size = 0, normalized size = 0.00 \begin {gather*} \text {Failed to integrate} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [C] Result contains higher order function than in optimal. Order 9 vs. order
4.
time = 0.08, size = 83, normalized size = 0.24 \begin {gather*} \frac {2 \, {\left (12 \, c^{\frac {7}{2}} x^{8} {\rm weierstrassZeta}\left (-\frac {4 \, b}{c}, 0, {\rm weierstrassPInverse}\left (-\frac {4 \, b}{c}, 0, x\right )\right ) + {\left (12 \, c^{3} x^{6} - 4 \, b c^{2} x^{4} - 25 \, b^{2} c x^{2} - 15 \, b^{3}\right )} \sqrt {c x^{4} + b x^{2}} \sqrt {x}\right )}}{195 \, b^{2} x^{8}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [F(-1)] Timed out
time = 0.00, size = 0, normalized size = 0.00 \begin {gather*} \text {Timed out} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [F]
time = 0.00, size = 0, normalized size = 0.00 \begin {gather*} \text {could not integrate} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Mupad [F]
time = 0.00, size = -1, normalized size = -0.00 \begin {gather*} \int \frac {{\left (c\,x^4+b\,x^2\right )}^{3/2}}{x^{21/2}} \,d x \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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