Integrand size = 26, antiderivative size = 398 \[ \int \frac {1}{x^2 \left (a^2+2 a b x^3+b^2 x^6\right )^{5/2}} \, dx=\frac {455}{972 a^4 x \sqrt {a^2+2 a b x^3+b^2 x^6}}+\frac {1}{12 a x \left (a+b x^3\right )^3 \sqrt {a^2+2 a b x^3+b^2 x^6}}+\frac {13}{108 a^2 x \left (a+b x^3\right )^2 \sqrt {a^2+2 a b x^3+b^2 x^6}}+\frac {65}{324 a^3 x \left (a+b x^3\right ) \sqrt {a^2+2 a b x^3+b^2 x^6}}-\frac {455 \left (a+b x^3\right )}{243 a^5 x \sqrt {a^2+2 a b x^3+b^2 x^6}}+\frac {455 \sqrt [3]{b} \left (a+b x^3\right ) \arctan \left (\frac {\sqrt [3]{a}-2 \sqrt [3]{b} x}{\sqrt {3} \sqrt [3]{a}}\right )}{243 \sqrt {3} a^{16/3} \sqrt {a^2+2 a b x^3+b^2 x^6}}+\frac {455 \sqrt [3]{b} \left (a+b x^3\right ) \log \left (\sqrt [3]{a}+\sqrt [3]{b} x\right )}{729 a^{16/3} \sqrt {a^2+2 a b x^3+b^2 x^6}}-\frac {455 \sqrt [3]{b} \left (a+b x^3\right ) \log \left (a^{2/3}-\sqrt [3]{a} \sqrt [3]{b} x+b^{2/3} x^2\right )}{1458 a^{16/3} \sqrt {a^2+2 a b x^3+b^2 x^6}} \]
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Time = 0.15 (sec) , antiderivative size = 398, normalized size of antiderivative = 1.00, number of steps used = 12, number of rules used = 9, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.346, Rules used = {1369, 296, 331, 298, 31, 648, 631, 210, 642} \[ \int \frac {1}{x^2 \left (a^2+2 a b x^3+b^2 x^6\right )^{5/2}} \, dx=\frac {13}{108 a^2 x \sqrt {a^2+2 a b x^3+b^2 x^6} \left (a+b x^3\right )^2}+\frac {1}{12 a x \sqrt {a^2+2 a b x^3+b^2 x^6} \left (a+b x^3\right )^3}+\frac {455 \sqrt [3]{b} \left (a+b x^3\right ) \arctan \left (\frac {\sqrt [3]{a}-2 \sqrt [3]{b} x}{\sqrt {3} \sqrt [3]{a}}\right )}{243 \sqrt {3} a^{16/3} \sqrt {a^2+2 a b x^3+b^2 x^6}}+\frac {455 \sqrt [3]{b} \left (a+b x^3\right ) \log \left (\sqrt [3]{a}+\sqrt [3]{b} x\right )}{729 a^{16/3} \sqrt {a^2+2 a b x^3+b^2 x^6}}-\frac {455 \sqrt [3]{b} \left (a+b x^3\right ) \log \left (a^{2/3}-\sqrt [3]{a} \sqrt [3]{b} x+b^{2/3} x^2\right )}{1458 a^{16/3} \sqrt {a^2+2 a b x^3+b^2 x^6}}-\frac {455 \left (a+b x^3\right )}{243 a^5 x \sqrt {a^2+2 a b x^3+b^2 x^6}}+\frac {455}{972 a^4 x \sqrt {a^2+2 a b x^3+b^2 x^6}}+\frac {65}{324 a^3 x \sqrt {a^2+2 a b x^3+b^2 x^6} \left (a+b x^3\right )} \]
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Rule 31
Rule 210
Rule 296
Rule 298
Rule 331
Rule 631
Rule 642
Rule 648
Rule 1369
Rubi steps \begin{align*} \text {integral}& = \frac {\left (b^4 \left (a b+b^2 x^3\right )\right ) \int \frac {1}{x^2 \left (a b+b^2 x^3\right )^5} \, dx}{\sqrt {a^2+2 a b x^3+b^2 x^6}} \\ & = \frac {1}{12 a x \left (a+b x^3\right )^3 \sqrt {a^2+2 a b x^3+b^2 x^6}}+\frac {\left (13 b^3 \left (a b+b^2 x^3\right )\right ) \int \frac {1}{x^2 \left (a b+b^2 x^3\right )^4} \, dx}{12 a \sqrt {a^2+2 a b x^3+b^2 x^6}} \\ & = \frac {1}{12 a x \left (a+b x^3\right )^3 \sqrt {a^2+2 a b x^3+b^2 x^6}}+\frac {13}{108 a^2 x \left (a+b x^3\right )^2 \sqrt {a^2+2 a b x^3+b^2 x^6}}+\frac {\left (65 b^2 \left (a b+b^2 x^3\right )\right ) \int \frac {1}{x^2 \left (a b+b^2 x^3\right )^3} \, dx}{54 a^2 \sqrt {a^2+2 a b x^3+b^2 x^6}} \\ & = \frac {1}{12 a x \left (a+b x^3\right )^3 \sqrt {a^2+2 a b x^3+b^2 x^6}}+\frac {13}{108 a^2 x \left (a+b x^3\right )^2 \sqrt {a^2+2 a b x^3+b^2 x^6}}+\frac {65}{324 a^3 x \left (a+b x^3\right ) \sqrt {a^2+2 a b x^3+b^2 x^6}}+\frac {\left (455 b \left (a b+b^2 x^3\right )\right ) \int \frac {1}{x^2 \left (a b+b^2 x^3\right )^2} \, dx}{324 a^3 \sqrt {a^2+2 a b x^3+b^2 x^6}} \\ & = \frac {455}{972 a^4 x \sqrt {a^2+2 a b x^3+b^2 x^6}}+\frac {1}{12 a x \left (a+b x^3\right )^3 \sqrt {a^2+2 a b x^3+b^2 x^6}}+\frac {13}{108 a^2 x \left (a+b x^3\right )^2 \sqrt {a^2+2 a b x^3+b^2 x^6}}+\frac {65}{324 a^3 x \left (a+b x^3\right ) \sqrt {a^2+2 a b x^3+b^2 x^6}}+\frac {\left (455 \left (a b+b^2 x^3\right )\right ) \int \frac {1}{x^2 \left (a b+b^2 x^3\right )} \, dx}{243 a^4 \sqrt {a^2+2 a b x^3+b^2 x^6}} \\ & = \frac {455}{972 a^4 x \sqrt {a^2+2 a b x^3+b^2 x^6}}+\frac {1}{12 a x \left (a+b x^3\right )^3 \sqrt {a^2+2 a b x^3+b^2 x^6}}+\frac {13}{108 a^2 x \left (a+b x^3\right )^2 \sqrt {a^2+2 a b x^3+b^2 x^6}}+\frac {65}{324 a^3 x \left (a+b x^3\right ) \sqrt {a^2+2 a b x^3+b^2 x^6}}-\frac {455 \left (a+b x^3\right )}{243 a^5 x \sqrt {a^2+2 a b x^3+b^2 x^6}}-\frac {\left (455 b \left (a b+b^2 x^3\right )\right ) \int \frac {x}{a b+b^2 x^3} \, dx}{243 a^5 \sqrt {a^2+2 a b x^3+b^2 x^6}} \\ & = \frac {455}{972 a^4 x \sqrt {a^2+2 a b x^3+b^2 x^6}}+\frac {1}{12 a x \left (a+b x^3\right )^3 \sqrt {a^2+2 a b x^3+b^2 x^6}}+\frac {13}{108 a^2 x \left (a+b x^3\right )^2 \sqrt {a^2+2 a b x^3+b^2 x^6}}+\frac {65}{324 a^3 x \left (a+b x^3\right ) \sqrt {a^2+2 a b x^3+b^2 x^6}}-\frac {455 \left (a+b x^3\right )}{243 a^5 x \sqrt {a^2+2 a b x^3+b^2 x^6}}+\frac {\left (455 \left (a b+b^2 x^3\right )\right ) \int \frac {1}{\sqrt [3]{a} \sqrt [3]{b}+b^{2/3} x} \, dx}{729 a^{16/3} \sqrt {a^2+2 a b x^3+b^2 x^6}}-\frac {\left (455 \left (a b+b^2 x^3\right )\right ) \int \frac {\sqrt [3]{a} \sqrt [3]{b}+b^{2/3} x}{a^{2/3} b^{2/3}-\sqrt [3]{a} b x+b^{4/3} x^2} \, dx}{729 a^{16/3} \sqrt {a^2+2 a b x^3+b^2 x^6}} \\ & = \frac {455}{972 a^4 x \sqrt {a^2+2 a b x^3+b^2 x^6}}+\frac {1}{12 a x \left (a+b x^3\right )^3 \sqrt {a^2+2 a b x^3+b^2 x^6}}+\frac {13}{108 a^2 x \left (a+b x^3\right )^2 \sqrt {a^2+2 a b x^3+b^2 x^6}}+\frac {65}{324 a^3 x \left (a+b x^3\right ) \sqrt {a^2+2 a b x^3+b^2 x^6}}-\frac {455 \left (a+b x^3\right )}{243 a^5 x \sqrt {a^2+2 a b x^3+b^2 x^6}}+\frac {455 \sqrt [3]{b} \left (a+b x^3\right ) \log \left (\sqrt [3]{a}+\sqrt [3]{b} x\right )}{729 a^{16/3} \sqrt {a^2+2 a b x^3+b^2 x^6}}-\frac {\left (455 \left (a b+b^2 x^3\right )\right ) \int \frac {-\sqrt [3]{a} b+2 b^{4/3} x}{a^{2/3} b^{2/3}-\sqrt [3]{a} b x+b^{4/3} x^2} \, dx}{1458 a^{16/3} b^{2/3} \sqrt {a^2+2 a b x^3+b^2 x^6}}-\frac {\left (455 \sqrt [3]{b} \left (a b+b^2 x^3\right )\right ) \int \frac {1}{a^{2/3} b^{2/3}-\sqrt [3]{a} b x+b^{4/3} x^2} \, dx}{486 a^5 \sqrt {a^2+2 a b x^3+b^2 x^6}} \\ & = \frac {455}{972 a^4 x \sqrt {a^2+2 a b x^3+b^2 x^6}}+\frac {1}{12 a x \left (a+b x^3\right )^3 \sqrt {a^2+2 a b x^3+b^2 x^6}}+\frac {13}{108 a^2 x \left (a+b x^3\right )^2 \sqrt {a^2+2 a b x^3+b^2 x^6}}+\frac {65}{324 a^3 x \left (a+b x^3\right ) \sqrt {a^2+2 a b x^3+b^2 x^6}}-\frac {455 \left (a+b x^3\right )}{243 a^5 x \sqrt {a^2+2 a b x^3+b^2 x^6}}+\frac {455 \sqrt [3]{b} \left (a+b x^3\right ) \log \left (\sqrt [3]{a}+\sqrt [3]{b} x\right )}{729 a^{16/3} \sqrt {a^2+2 a b x^3+b^2 x^6}}-\frac {455 \sqrt [3]{b} \left (a+b x^3\right ) \log \left (a^{2/3}-\sqrt [3]{a} \sqrt [3]{b} x+b^{2/3} x^2\right )}{1458 a^{16/3} \sqrt {a^2+2 a b x^3+b^2 x^6}}-\frac {\left (455 \left (a b+b^2 x^3\right )\right ) \text {Subst}\left (\int \frac {1}{-3-x^2} \, dx,x,1-\frac {2 \sqrt [3]{b} x}{\sqrt [3]{a}}\right )}{243 a^{16/3} b^{2/3} \sqrt {a^2+2 a b x^3+b^2 x^6}} \\ & = \frac {455}{972 a^4 x \sqrt {a^2+2 a b x^3+b^2 x^6}}+\frac {1}{12 a x \left (a+b x^3\right )^3 \sqrt {a^2+2 a b x^3+b^2 x^6}}+\frac {13}{108 a^2 x \left (a+b x^3\right )^2 \sqrt {a^2+2 a b x^3+b^2 x^6}}+\frac {65}{324 a^3 x \left (a+b x^3\right ) \sqrt {a^2+2 a b x^3+b^2 x^6}}-\frac {455 \left (a+b x^3\right )}{243 a^5 x \sqrt {a^2+2 a b x^3+b^2 x^6}}+\frac {455 \sqrt [3]{b} \left (a+b x^3\right ) \tan ^{-1}\left (\frac {\sqrt [3]{a}-2 \sqrt [3]{b} x}{\sqrt {3} \sqrt [3]{a}}\right )}{243 \sqrt {3} a^{16/3} \sqrt {a^2+2 a b x^3+b^2 x^6}}+\frac {455 \sqrt [3]{b} \left (a+b x^3\right ) \log \left (\sqrt [3]{a}+\sqrt [3]{b} x\right )}{729 a^{16/3} \sqrt {a^2+2 a b x^3+b^2 x^6}}-\frac {455 \sqrt [3]{b} \left (a+b x^3\right ) \log \left (a^{2/3}-\sqrt [3]{a} \sqrt [3]{b} x+b^{2/3} x^2\right )}{1458 a^{16/3} \sqrt {a^2+2 a b x^3+b^2 x^6}} \\ \end{align*}
Time = 1.09 (sec) , antiderivative size = 242, normalized size of antiderivative = 0.61 \[ \int \frac {1}{x^2 \left (a^2+2 a b x^3+b^2 x^6\right )^{5/2}} \, dx=\frac {\left (a+b x^3\right ) \left (-243 a^{10/3} b x^2-594 a^{7/3} b x^2 \left (a+b x^3\right )-1179 a^{4/3} b x^2 \left (a+b x^3\right )^2-2544 \sqrt [3]{a} b x^2 \left (a+b x^3\right )^3-\frac {2916 \sqrt [3]{a} \left (a+b x^3\right )^4}{x}-1820 \sqrt {3} \sqrt [3]{b} \left (a+b x^3\right )^4 \arctan \left (\frac {-\sqrt [3]{a}+2 \sqrt [3]{b} x}{\sqrt {3} \sqrt [3]{a}}\right )+1820 \sqrt [3]{b} \left (a+b x^3\right )^4 \log \left (\sqrt [3]{a}+\sqrt [3]{b} x\right )-910 \sqrt [3]{b} \left (a+b x^3\right )^4 \log \left (a^{2/3}-\sqrt [3]{a} \sqrt [3]{b} x+b^{2/3} x^2\right )\right )}{2916 a^{16/3} \left (\left (a+b x^3\right )^2\right )^{5/2}} \]
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Result contains higher order function than in optimal. Order 9 vs. order 3.
Time = 2.34 (sec) , antiderivative size = 137, normalized size of antiderivative = 0.34
method | result | size |
risch | \(\frac {\sqrt {\left (b \,x^{3}+a \right )^{2}}\, \left (-\frac {455 b^{4} x^{12}}{243 a^{5}}-\frac {2275 b^{3} x^{9}}{324 a^{4}}-\frac {260 b^{2} x^{6}}{27 a^{3}}-\frac {1352 b \,x^{3}}{243 a^{2}}-\frac {1}{a}\right )}{\left (b \,x^{3}+a \right )^{5} x}+\frac {455 \sqrt {\left (b \,x^{3}+a \right )^{2}}\, \left (\munderset {\textit {\_R} =\operatorname {RootOf}\left (a^{16} \textit {\_Z}^{3}-b \right )}{\sum }\textit {\_R} \ln \left (\left (-4 \textit {\_R}^{3} a^{16}+3 b \right ) x -a^{11} \textit {\_R}^{2}\right )\right )}{729 \left (b \,x^{3}+a \right )}\) | \(137\) |
default | \(-\frac {\left (-1820 \sqrt {3}\, \arctan \left (\frac {\sqrt {3}\, \left (-2 x +\left (\frac {a}{b}\right )^{\frac {1}{3}}\right )}{3 \left (\frac {a}{b}\right )^{\frac {1}{3}}}\right ) b^{4} x^{13}-1820 \ln \left (x +\left (\frac {a}{b}\right )^{\frac {1}{3}}\right ) b^{4} x^{13}+910 \ln \left (x^{2}-\left (\frac {a}{b}\right )^{\frac {1}{3}} x +\left (\frac {a}{b}\right )^{\frac {2}{3}}\right ) b^{4} x^{13}+5460 \left (\frac {a}{b}\right )^{\frac {1}{3}} b^{4} x^{12}-7280 \sqrt {3}\, \arctan \left (\frac {\sqrt {3}\, \left (-2 x +\left (\frac {a}{b}\right )^{\frac {1}{3}}\right )}{3 \left (\frac {a}{b}\right )^{\frac {1}{3}}}\right ) a \,b^{3} x^{10}-7280 \ln \left (x +\left (\frac {a}{b}\right )^{\frac {1}{3}}\right ) a \,b^{3} x^{10}+3640 \ln \left (x^{2}-\left (\frac {a}{b}\right )^{\frac {1}{3}} x +\left (\frac {a}{b}\right )^{\frac {2}{3}}\right ) a \,b^{3} x^{10}+20475 \left (\frac {a}{b}\right )^{\frac {1}{3}} a \,b^{3} x^{9}-10920 \sqrt {3}\, \arctan \left (\frac {\sqrt {3}\, \left (-2 x +\left (\frac {a}{b}\right )^{\frac {1}{3}}\right )}{3 \left (\frac {a}{b}\right )^{\frac {1}{3}}}\right ) a^{2} b^{2} x^{7}-10920 \ln \left (x +\left (\frac {a}{b}\right )^{\frac {1}{3}}\right ) a^{2} b^{2} x^{7}+5460 \ln \left (x^{2}-\left (\frac {a}{b}\right )^{\frac {1}{3}} x +\left (\frac {a}{b}\right )^{\frac {2}{3}}\right ) a^{2} b^{2} x^{7}+28080 \left (\frac {a}{b}\right )^{\frac {1}{3}} a^{2} b^{2} x^{6}-7280 \sqrt {3}\, \arctan \left (\frac {\sqrt {3}\, \left (-2 x +\left (\frac {a}{b}\right )^{\frac {1}{3}}\right )}{3 \left (\frac {a}{b}\right )^{\frac {1}{3}}}\right ) a^{3} b \,x^{4}-7280 \ln \left (x +\left (\frac {a}{b}\right )^{\frac {1}{3}}\right ) a^{3} b \,x^{4}+3640 \ln \left (x^{2}-\left (\frac {a}{b}\right )^{\frac {1}{3}} x +\left (\frac {a}{b}\right )^{\frac {2}{3}}\right ) a^{3} b \,x^{4}+16224 \left (\frac {a}{b}\right )^{\frac {1}{3}} a^{3} b \,x^{3}-1820 \sqrt {3}\, \arctan \left (\frac {\sqrt {3}\, \left (-2 x +\left (\frac {a}{b}\right )^{\frac {1}{3}}\right )}{3 \left (\frac {a}{b}\right )^{\frac {1}{3}}}\right ) a^{4} x -1820 \ln \left (x +\left (\frac {a}{b}\right )^{\frac {1}{3}}\right ) a^{4} x +910 \ln \left (x^{2}-\left (\frac {a}{b}\right )^{\frac {1}{3}} x +\left (\frac {a}{b}\right )^{\frac {2}{3}}\right ) a^{4} x +2916 \left (\frac {a}{b}\right )^{\frac {1}{3}} a^{4}\right ) \left (b \,x^{3}+a \right )}{2916 \left (\frac {a}{b}\right )^{\frac {1}{3}} x \,a^{5} {\left (\left (b \,x^{3}+a \right )^{2}\right )}^{\frac {5}{2}}}\) | \(536\) |
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Time = 0.28 (sec) , antiderivative size = 311, normalized size of antiderivative = 0.78 \[ \int \frac {1}{x^2 \left (a^2+2 a b x^3+b^2 x^6\right )^{5/2}} \, dx=-\frac {5460 \, b^{4} x^{12} + 20475 \, a b^{3} x^{9} + 28080 \, a^{2} b^{2} x^{6} + 16224 \, a^{3} b x^{3} + 2916 \, a^{4} + 1820 \, \sqrt {3} {\left (b^{4} x^{13} + 4 \, a b^{3} x^{10} + 6 \, a^{2} b^{2} x^{7} + 4 \, a^{3} b x^{4} + a^{4} x\right )} \left (\frac {b}{a}\right )^{\frac {1}{3}} \arctan \left (\frac {2}{3} \, \sqrt {3} x \left (\frac {b}{a}\right )^{\frac {1}{3}} - \frac {1}{3} \, \sqrt {3}\right ) + 910 \, {\left (b^{4} x^{13} + 4 \, a b^{3} x^{10} + 6 \, a^{2} b^{2} x^{7} + 4 \, a^{3} b x^{4} + a^{4} x\right )} \left (\frac {b}{a}\right )^{\frac {1}{3}} \log \left (b x^{2} - a x \left (\frac {b}{a}\right )^{\frac {2}{3}} + a \left (\frac {b}{a}\right )^{\frac {1}{3}}\right ) - 1820 \, {\left (b^{4} x^{13} + 4 \, a b^{3} x^{10} + 6 \, a^{2} b^{2} x^{7} + 4 \, a^{3} b x^{4} + a^{4} x\right )} \left (\frac {b}{a}\right )^{\frac {1}{3}} \log \left (b x + a \left (\frac {b}{a}\right )^{\frac {2}{3}}\right )}{2916 \, {\left (a^{5} b^{4} x^{13} + 4 \, a^{6} b^{3} x^{10} + 6 \, a^{7} b^{2} x^{7} + 4 \, a^{8} b x^{4} + a^{9} x\right )}} \]
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\[ \int \frac {1}{x^2 \left (a^2+2 a b x^3+b^2 x^6\right )^{5/2}} \, dx=\int \frac {1}{x^{2} \left (\left (a + b x^{3}\right )^{2}\right )^{\frac {5}{2}}}\, dx \]
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Time = 0.29 (sec) , antiderivative size = 192, normalized size of antiderivative = 0.48 \[ \int \frac {1}{x^2 \left (a^2+2 a b x^3+b^2 x^6\right )^{5/2}} \, dx=-\frac {1820 \, b^{4} x^{12} + 6825 \, a b^{3} x^{9} + 9360 \, a^{2} b^{2} x^{6} + 5408 \, a^{3} b x^{3} + 972 \, a^{4}}{972 \, {\left (a^{5} b^{4} x^{13} + 4 \, a^{6} b^{3} x^{10} + 6 \, a^{7} b^{2} x^{7} + 4 \, a^{8} b x^{4} + a^{9} x\right )}} - \frac {455 \, \sqrt {3} \arctan \left (\frac {\sqrt {3} {\left (2 \, x - \left (\frac {a}{b}\right )^{\frac {1}{3}}\right )}}{3 \, \left (\frac {a}{b}\right )^{\frac {1}{3}}}\right )}{729 \, a^{5} \left (\frac {a}{b}\right )^{\frac {1}{3}}} - \frac {455 \, \log \left (x^{2} - x \left (\frac {a}{b}\right )^{\frac {1}{3}} + \left (\frac {a}{b}\right )^{\frac {2}{3}}\right )}{1458 \, a^{5} \left (\frac {a}{b}\right )^{\frac {1}{3}}} + \frac {455 \, \log \left (x + \left (\frac {a}{b}\right )^{\frac {1}{3}}\right )}{729 \, a^{5} \left (\frac {a}{b}\right )^{\frac {1}{3}}} \]
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Time = 0.32 (sec) , antiderivative size = 223, normalized size of antiderivative = 0.56 \[ \int \frac {1}{x^2 \left (a^2+2 a b x^3+b^2 x^6\right )^{5/2}} \, dx=\frac {455 \, b \left (-\frac {a}{b}\right )^{\frac {2}{3}} \log \left ({\left | x - \left (-\frac {a}{b}\right )^{\frac {1}{3}} \right |}\right )}{729 \, a^{6} \mathrm {sgn}\left (b x^{3} + a\right )} + \frac {455 \, \sqrt {3} \left (-a b^{2}\right )^{\frac {2}{3}} \arctan \left (\frac {\sqrt {3} {\left (2 \, x + \left (-\frac {a}{b}\right )^{\frac {1}{3}}\right )}}{3 \, \left (-\frac {a}{b}\right )^{\frac {1}{3}}}\right )}{729 \, a^{6} b \mathrm {sgn}\left (b x^{3} + a\right )} - \frac {455 \, \left (-a b^{2}\right )^{\frac {2}{3}} \log \left (x^{2} + x \left (-\frac {a}{b}\right )^{\frac {1}{3}} + \left (-\frac {a}{b}\right )^{\frac {2}{3}}\right )}{1458 \, a^{6} b \mathrm {sgn}\left (b x^{3} + a\right )} - \frac {1}{a^{5} x \mathrm {sgn}\left (b x^{3} + a\right )} - \frac {848 \, b^{4} x^{11} + 2937 \, a b^{3} x^{8} + 3528 \, a^{2} b^{2} x^{5} + 1520 \, a^{3} b x^{2}}{972 \, {\left (b x^{3} + a\right )}^{4} a^{5} \mathrm {sgn}\left (b x^{3} + a\right )} \]
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Timed out. \[ \int \frac {1}{x^2 \left (a^2+2 a b x^3+b^2 x^6\right )^{5/2}} \, dx=\int \frac {1}{x^2\,{\left (a^2+2\,a\,b\,x^3+b^2\,x^6\right )}^{5/2}} \,d x \]
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