Optimal. Leaf size=189 \[ \frac {1}{7 a \sqrt {x} \left (a x+b x^3\right )^{7/2}}+\frac {11}{35 a^2 x^{3/2} \left (a x+b x^3\right )^{5/2}}+\frac {33}{35 a^3 x^{5/2} \left (a x+b x^3\right )^{3/2}}+\frac {33}{5 a^4 x^{7/2} \sqrt {a x+b x^3}}-\frac {33 \sqrt {a x+b x^3}}{4 a^5 x^{9/2}}+\frac {99 b \sqrt {a x+b x^3}}{8 a^6 x^{5/2}}-\frac {99 b^2 \tanh ^{-1}\left (\frac {\sqrt {a} \sqrt {x}}{\sqrt {a x+b x^3}}\right )}{8 a^{13/2}} \]
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Rubi [A]
time = 0.20, antiderivative size = 189, normalized size of antiderivative = 1.00, number of steps
used = 8, number of rules used = 4, integrand size = 19, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.210, Rules used = {2048, 2050,
2054, 212} \begin {gather*} -\frac {99 b^2 \tanh ^{-1}\left (\frac {\sqrt {a} \sqrt {x}}{\sqrt {a x+b x^3}}\right )}{8 a^{13/2}}+\frac {99 b \sqrt {a x+b x^3}}{8 a^6 x^{5/2}}-\frac {33 \sqrt {a x+b x^3}}{4 a^5 x^{9/2}}+\frac {33}{5 a^4 x^{7/2} \sqrt {a x+b x^3}}+\frac {33}{35 a^3 x^{5/2} \left (a x+b x^3\right )^{3/2}}+\frac {11}{35 a^2 x^{3/2} \left (a x+b x^3\right )^{5/2}}+\frac {1}{7 a \sqrt {x} \left (a x+b x^3\right )^{7/2}} \end {gather*}
Antiderivative was successfully verified.
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Rule 212
Rule 2048
Rule 2050
Rule 2054
Rubi steps
\begin {align*} \int \frac {1}{\sqrt {x} \left (a x+b x^3\right )^{9/2}} \, dx &=\frac {1}{7 a \sqrt {x} \left (a x+b x^3\right )^{7/2}}+\frac {11 \int \frac {1}{x^{3/2} \left (a x+b x^3\right )^{7/2}} \, dx}{7 a}\\ &=\frac {1}{7 a \sqrt {x} \left (a x+b x^3\right )^{7/2}}+\frac {11}{35 a^2 x^{3/2} \left (a x+b x^3\right )^{5/2}}+\frac {99 \int \frac {1}{x^{5/2} \left (a x+b x^3\right )^{5/2}} \, dx}{35 a^2}\\ &=\frac {1}{7 a \sqrt {x} \left (a x+b x^3\right )^{7/2}}+\frac {11}{35 a^2 x^{3/2} \left (a x+b x^3\right )^{5/2}}+\frac {33}{35 a^3 x^{5/2} \left (a x+b x^3\right )^{3/2}}+\frac {33 \int \frac {1}{x^{7/2} \left (a x+b x^3\right )^{3/2}} \, dx}{5 a^3}\\ &=\frac {1}{7 a \sqrt {x} \left (a x+b x^3\right )^{7/2}}+\frac {11}{35 a^2 x^{3/2} \left (a x+b x^3\right )^{5/2}}+\frac {33}{35 a^3 x^{5/2} \left (a x+b x^3\right )^{3/2}}+\frac {33}{5 a^4 x^{7/2} \sqrt {a x+b x^3}}+\frac {33 \int \frac {1}{x^{9/2} \sqrt {a x+b x^3}} \, dx}{a^4}\\ &=\frac {1}{7 a \sqrt {x} \left (a x+b x^3\right )^{7/2}}+\frac {11}{35 a^2 x^{3/2} \left (a x+b x^3\right )^{5/2}}+\frac {33}{35 a^3 x^{5/2} \left (a x+b x^3\right )^{3/2}}+\frac {33}{5 a^4 x^{7/2} \sqrt {a x+b x^3}}-\frac {33 \sqrt {a x+b x^3}}{4 a^5 x^{9/2}}-\frac {(99 b) \int \frac {1}{x^{5/2} \sqrt {a x+b x^3}} \, dx}{4 a^5}\\ &=\frac {1}{7 a \sqrt {x} \left (a x+b x^3\right )^{7/2}}+\frac {11}{35 a^2 x^{3/2} \left (a x+b x^3\right )^{5/2}}+\frac {33}{35 a^3 x^{5/2} \left (a x+b x^3\right )^{3/2}}+\frac {33}{5 a^4 x^{7/2} \sqrt {a x+b x^3}}-\frac {33 \sqrt {a x+b x^3}}{4 a^5 x^{9/2}}+\frac {99 b \sqrt {a x+b x^3}}{8 a^6 x^{5/2}}+\frac {\left (99 b^2\right ) \int \frac {1}{\sqrt {x} \sqrt {a x+b x^3}} \, dx}{8 a^6}\\ &=\frac {1}{7 a \sqrt {x} \left (a x+b x^3\right )^{7/2}}+\frac {11}{35 a^2 x^{3/2} \left (a x+b x^3\right )^{5/2}}+\frac {33}{35 a^3 x^{5/2} \left (a x+b x^3\right )^{3/2}}+\frac {33}{5 a^4 x^{7/2} \sqrt {a x+b x^3}}-\frac {33 \sqrt {a x+b x^3}}{4 a^5 x^{9/2}}+\frac {99 b \sqrt {a x+b x^3}}{8 a^6 x^{5/2}}-\frac {\left (99 b^2\right ) \text {Subst}\left (\int \frac {1}{1-a x^2} \, dx,x,\frac {\sqrt {x}}{\sqrt {a x+b x^3}}\right )}{8 a^6}\\ &=\frac {1}{7 a \sqrt {x} \left (a x+b x^3\right )^{7/2}}+\frac {11}{35 a^2 x^{3/2} \left (a x+b x^3\right )^{5/2}}+\frac {33}{35 a^3 x^{5/2} \left (a x+b x^3\right )^{3/2}}+\frac {33}{5 a^4 x^{7/2} \sqrt {a x+b x^3}}-\frac {33 \sqrt {a x+b x^3}}{4 a^5 x^{9/2}}+\frac {99 b \sqrt {a x+b x^3}}{8 a^6 x^{5/2}}-\frac {99 b^2 \tanh ^{-1}\left (\frac {\sqrt {a} \sqrt {x}}{\sqrt {a x+b x^3}}\right )}{8 a^{13/2}}\\ \end {align*}
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Mathematica [A]
time = 0.16, size = 134, normalized size = 0.71 \begin {gather*} \frac {\sqrt {x \left (a+b x^2\right )} \left (\sqrt {a} \left (-70 a^5+385 a^4 b x^2+5808 a^3 b^2 x^4+13398 a^2 b^3 x^6+11550 a b^4 x^8+3465 b^5 x^{10}\right )-3465 b^2 x^4 \left (a+b x^2\right )^{7/2} \tanh ^{-1}\left (\frac {\sqrt {a+b x^2}}{\sqrt {a}}\right )\right )}{280 a^{13/2} x^{9/2} \left (a+b x^2\right )^4} \end {gather*}
Antiderivative was successfully verified.
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Maple [A]
time = 0.45, size = 247, normalized size = 1.31
method | result | size |
default | \(-\frac {\sqrt {x \left (b \,x^{2}+a \right )}\, \left (3465 \ln \left (\frac {2 a +2 \sqrt {a}\, \sqrt {b \,x^{2}+a}}{x}\right ) b^{5} x^{10} \sqrt {b \,x^{2}+a}-3465 \sqrt {a}\, b^{5} x^{10}+10395 \ln \left (\frac {2 a +2 \sqrt {a}\, \sqrt {b \,x^{2}+a}}{x}\right ) a \,b^{4} x^{8} \sqrt {b \,x^{2}+a}-11550 a^{\frac {3}{2}} b^{4} x^{8}+10395 \ln \left (\frac {2 a +2 \sqrt {a}\, \sqrt {b \,x^{2}+a}}{x}\right ) a^{2} b^{3} x^{6} \sqrt {b \,x^{2}+a}-13398 a^{\frac {5}{2}} b^{3} x^{6}+3465 \ln \left (\frac {2 a +2 \sqrt {a}\, \sqrt {b \,x^{2}+a}}{x}\right ) a^{3} b^{2} x^{4} \sqrt {b \,x^{2}+a}-5808 a^{\frac {7}{2}} b^{2} x^{4}-385 a^{\frac {9}{2}} b \,x^{2}+70 a^{\frac {11}{2}}\right )}{280 a^{\frac {13}{2}} x^{\frac {9}{2}} \left (b \,x^{2}+a \right )^{4}}\) | \(247\) |
risch | \(-\frac {\left (b \,x^{2}+a \right ) \left (-19 b \,x^{2}+2 a \right )}{8 a^{6} x^{\frac {7}{2}} \sqrt {x \left (b \,x^{2}+a \right )}}+\frac {\left (-\frac {13 b \sqrt {\left (x -\frac {\sqrt {-a b}}{b}\right )^{2} b +2 \sqrt {-a b}\, \left (x -\frac {\sqrt {-a b}}{b}\right )}}{140 a^{5} \sqrt {-a b}\, \left (x -\frac {\sqrt {-a b}}{b}\right )^{3}}-\frac {711 b \sqrt {\left (x -\frac {\sqrt {-a b}}{b}\right )^{2} b +2 \sqrt {-a b}\, \left (x -\frac {\sqrt {-a b}}{b}\right )}}{1120 a^{6} \left (x -\frac {\sqrt {-a b}}{b}\right )^{2}}+\frac {6311 b^{2} \sqrt {\left (x -\frac {\sqrt {-a b}}{b}\right )^{2} b +2 \sqrt {-a b}\, \left (x -\frac {\sqrt {-a b}}{b}\right )}}{1120 a^{6} \sqrt {-a b}\, \left (x -\frac {\sqrt {-a b}}{b}\right )}-\frac {99 b^{2} \ln \left (\frac {2 a +2 \sqrt {a}\, \sqrt {b \,x^{2}+a}}{x}\right )}{8 a^{\frac {13}{2}}}+\frac {\sqrt {\left (x -\frac {\sqrt {-a b}}{b}\right )^{2} b +2 \sqrt {-a b}\, \left (x -\frac {\sqrt {-a b}}{b}\right )}}{112 a^{5} \left (x -\frac {\sqrt {-a b}}{b}\right )^{4}}+\frac {\sqrt {\left (x +\frac {\sqrt {-a b}}{b}\right )^{2} b -2 \sqrt {-a b}\, \left (x +\frac {\sqrt {-a b}}{b}\right )}}{112 a^{5} \left (x +\frac {\sqrt {-a b}}{b}\right )^{4}}+\frac {13 b \sqrt {\left (x +\frac {\sqrt {-a b}}{b}\right )^{2} b -2 \sqrt {-a b}\, \left (x +\frac {\sqrt {-a b}}{b}\right )}}{140 a^{5} \sqrt {-a b}\, \left (x +\frac {\sqrt {-a b}}{b}\right )^{3}}-\frac {711 b \sqrt {\left (x +\frac {\sqrt {-a b}}{b}\right )^{2} b -2 \sqrt {-a b}\, \left (x +\frac {\sqrt {-a b}}{b}\right )}}{1120 a^{6} \left (x +\frac {\sqrt {-a b}}{b}\right )^{2}}-\frac {6311 b^{2} \sqrt {\left (x +\frac {\sqrt {-a b}}{b}\right )^{2} b -2 \sqrt {-a b}\, \left (x +\frac {\sqrt {-a b}}{b}\right )}}{1120 a^{6} \sqrt {-a b}\, \left (x +\frac {\sqrt {-a b}}{b}\right )}\right ) \sqrt {b \,x^{2}+a}\, \sqrt {x}}{\sqrt {x \left (b \,x^{2}+a \right )}}\) | \(604\) |
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 [A]
time = 1.51, size = 422, normalized size = 2.23 \begin {gather*} \left [\frac {3465 \, {\left (b^{6} x^{13} + 4 \, a b^{5} x^{11} + 6 \, a^{2} b^{4} x^{9} + 4 \, a^{3} b^{3} x^{7} + a^{4} b^{2} x^{5}\right )} \sqrt {a} \log \left (\frac {b x^{3} + 2 \, a x - 2 \, \sqrt {b x^{3} + a x} \sqrt {a} \sqrt {x}}{x^{3}}\right ) + 2 \, {\left (3465 \, a b^{5} x^{10} + 11550 \, a^{2} b^{4} x^{8} + 13398 \, a^{3} b^{3} x^{6} + 5808 \, a^{4} b^{2} x^{4} + 385 \, a^{5} b x^{2} - 70 \, a^{6}\right )} \sqrt {b x^{3} + a x} \sqrt {x}}{560 \, {\left (a^{7} b^{4} x^{13} + 4 \, a^{8} b^{3} x^{11} + 6 \, a^{9} b^{2} x^{9} + 4 \, a^{10} b x^{7} + a^{11} x^{5}\right )}}, \frac {3465 \, {\left (b^{6} x^{13} + 4 \, a b^{5} x^{11} + 6 \, a^{2} b^{4} x^{9} + 4 \, a^{3} b^{3} x^{7} + a^{4} b^{2} x^{5}\right )} \sqrt {-a} \arctan \left (\frac {\sqrt {b x^{3} + a x} \sqrt {-a}}{a \sqrt {x}}\right ) + {\left (3465 \, a b^{5} x^{10} + 11550 \, a^{2} b^{4} x^{8} + 13398 \, a^{3} b^{3} x^{6} + 5808 \, a^{4} b^{2} x^{4} + 385 \, a^{5} b x^{2} - 70 \, a^{6}\right )} \sqrt {b x^{3} + a x} \sqrt {x}}{280 \, {\left (a^{7} b^{4} x^{13} + 4 \, a^{8} b^{3} x^{11} + 6 \, a^{9} b^{2} x^{9} + 4 \, a^{10} b x^{7} + a^{11} x^{5}\right )}}\right ] \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [F]
time = 0.00, size = 0, normalized size = 0.00 \begin {gather*} \int \frac {1}{\sqrt {x} \left (x \left (a + b x^{2}\right )\right )^{\frac {9}{2}}}\, dx \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A]
time = 0.77, size = 138, normalized size = 0.73 \begin {gather*} \frac {99 \, b^{2} \arctan \left (\frac {\sqrt {b x^{2} + a}}{\sqrt {-a}}\right )}{8 \, \sqrt {-a} a^{6}} + \frac {350 \, {\left (b x^{2} + a\right )}^{3} b^{2} + 70 \, {\left (b x^{2} + a\right )}^{2} a b^{2} + 21 \, {\left (b x^{2} + a\right )} a^{2} b^{2} + 5 \, a^{3} b^{2}}{35 \, {\left (b x^{2} + a\right )}^{\frac {7}{2}} a^{6}} + \frac {19 \, {\left (b x^{2} + a\right )}^{\frac {3}{2}} b^{2} - 21 \, \sqrt {b x^{2} + a} a b^{2}}{8 \, a^{6} b^{2} x^{4}} \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 = -0.01 \begin {gather*} \int \frac {1}{\sqrt {x}\,{\left (b\,x^3+a\,x\right )}^{9/2}} \,d x \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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