Optimal. Leaf size=218 \[ \frac {a \text {RootSum}\left [8 \text {$\#$1}^8-16 \text {$\#$1}^4 a+8 a^2-a b\& ,\frac {-8 \text {$\#$1}^4 a \log \left (\sqrt [4]{a x^4-b}-\text {$\#$1} x\right )-4 \text {$\#$1}^4 b \log \left (\sqrt [4]{a x^4-b}-\text {$\#$1} x\right )+8 \text {$\#$1}^4 a \log (x)+4 \text {$\#$1}^4 b \log (x)+8 a^2 \log \left (\sqrt [4]{a x^4-b}-\text {$\#$1} x\right )-a b \log \left (\sqrt [4]{a x^4-b}-\text {$\#$1} x\right )-8 a^2 \log (x)+a b \log (x)}{\text {$\#$1}^3 a-\text {$\#$1}^7}\& \right ]}{512 b}+\frac {\sqrt [4]{a x^4-b} \left (9 a x^4-4 b\right )}{40 b x^5} \]
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Rubi [B] time = 3.77, antiderivative size = 928, normalized size of antiderivative = 4.26, number of steps used = 43, number of rules used = 12, integrand size = 37, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.324, Rules used = {6725, 264, 277, 331, 298, 203, 206, 1529, 511, 510, 1519, 494} \begin {gather*} \frac {a \sqrt [4]{a x^4-b} F_1\left (\frac {3}{4};1,-\frac {1}{4};\frac {7}{4};-\frac {\sqrt {a} x^4}{2 \sqrt {2} \sqrt {b}},\frac {a x^4}{b}\right ) x^3}{96 b \sqrt [4]{1-\frac {a x^4}{b}}}+\frac {a \sqrt [4]{a x^4-b} F_1\left (\frac {3}{4};1,-\frac {1}{4};\frac {7}{4};\frac {\sqrt {a} x^4}{2 \sqrt {2} \sqrt {b}},\frac {a x^4}{b}\right ) x^3}{96 b \sqrt [4]{1-\frac {a x^4}{b}}}-\frac {a^{9/8} \tan ^{-1}\left (\frac {\sqrt [8]{a} \sqrt [4]{2 \sqrt {2} \sqrt {a}-\sqrt {b}} x}{2^{3/8} \sqrt [4]{a x^4-b}}\right )}{32\ 2^{3/8} \left (2 \sqrt {2} \sqrt {a}-\sqrt {b}\right )^{3/4} \sqrt {b}}+\frac {a^{13/8} \tan ^{-1}\left (\frac {\sqrt [8]{a} \sqrt [4]{2 \sqrt {2} \sqrt {a}-\sqrt {b}} x}{2^{3/8} \sqrt [4]{a x^4-b}}\right )}{8\ 2^{7/8} \left (2 \sqrt {2} \sqrt {a}-\sqrt {b}\right )^{3/4} b}+\frac {a^{9/8} \tan ^{-1}\left (\frac {\sqrt [8]{a} \sqrt [4]{2 \sqrt {2} \sqrt {a}+\sqrt {b}} x}{2^{3/8} \sqrt [4]{a x^4-b}}\right )}{32\ 2^{3/8} \left (2 \sqrt {2} \sqrt {a}+\sqrt {b}\right )^{3/4} \sqrt {b}}+\frac {a^{13/8} \tan ^{-1}\left (\frac {\sqrt [8]{a} \sqrt [4]{2 \sqrt {2} \sqrt {a}+\sqrt {b}} x}{2^{3/8} \sqrt [4]{a x^4-b}}\right )}{8\ 2^{7/8} \left (2 \sqrt {2} \sqrt {a}+\sqrt {b}\right )^{3/4} b}+\frac {a^{9/8} \tanh ^{-1}\left (\frac {\sqrt [8]{a} \sqrt [4]{2 \sqrt {2} \sqrt {a}-\sqrt {b}} x}{2^{3/8} \sqrt [4]{a x^4-b}}\right )}{32\ 2^{3/8} \left (2 \sqrt {2} \sqrt {a}-\sqrt {b}\right )^{3/4} \sqrt {b}}-\frac {a^{13/8} \tanh ^{-1}\left (\frac {\sqrt [8]{a} \sqrt [4]{2 \sqrt {2} \sqrt {a}-\sqrt {b}} x}{2^{3/8} \sqrt [4]{a x^4-b}}\right )}{8\ 2^{7/8} \left (2 \sqrt {2} \sqrt {a}-\sqrt {b}\right )^{3/4} b}-\frac {a^{9/8} \tanh ^{-1}\left (\frac {\sqrt [8]{a} \sqrt [4]{2 \sqrt {2} \sqrt {a}+\sqrt {b}} x}{2^{3/8} \sqrt [4]{a x^4-b}}\right )}{32\ 2^{3/8} \left (2 \sqrt {2} \sqrt {a}+\sqrt {b}\right )^{3/4} \sqrt {b}}-\frac {a^{13/8} \tanh ^{-1}\left (\frac {\sqrt [8]{a} \sqrt [4]{2 \sqrt {2} \sqrt {a}+\sqrt {b}} x}{2^{3/8} \sqrt [4]{a x^4-b}}\right )}{8\ 2^{7/8} \left (2 \sqrt {2} \sqrt {a}+\sqrt {b}\right )^{3/4} b}+\frac {a \sqrt [4]{a x^4-b}}{8 b x}+\frac {\left (a x^4-b\right )^{5/4}}{10 b x^5} \end {gather*}
Warning: Unable to verify antiderivative.
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Rule 203
Rule 206
Rule 264
Rule 277
Rule 298
Rule 331
Rule 494
Rule 510
Rule 511
Rule 1519
Rule 1529
Rule 6725
Rubi steps
\begin {align*} \int \frac {\left (-4 b+a x^4\right ) \sqrt [4]{-b+a x^4}}{x^6 \left (-8 b+a x^8\right )} \, dx &=\int \left (\frac {\sqrt [4]{-b+a x^4}}{2 x^6}-\frac {a \sqrt [4]{-b+a x^4}}{8 b x^2}-\frac {a x^2 \left (-4 b+a x^4\right ) \sqrt [4]{-b+a x^4}}{8 b \left (8 b-a x^8\right )}\right ) \, dx\\ &=\frac {1}{2} \int \frac {\sqrt [4]{-b+a x^4}}{x^6} \, dx-\frac {a \int \frac {\sqrt [4]{-b+a x^4}}{x^2} \, dx}{8 b}-\frac {a \int \frac {x^2 \left (-4 b+a x^4\right ) \sqrt [4]{-b+a x^4}}{8 b-a x^8} \, dx}{8 b}\\ &=\frac {a \sqrt [4]{-b+a x^4}}{8 b x}+\frac {\left (-b+a x^4\right )^{5/4}}{10 b x^5}-\frac {a \int \left (-\frac {4 b x^2 \sqrt [4]{-b+a x^4}}{8 b-a x^8}-\frac {a x^6 \sqrt [4]{-b+a x^4}}{-8 b+a x^8}\right ) \, dx}{8 b}-\frac {a^2 \int \frac {x^2}{\left (-b+a x^4\right )^{3/4}} \, dx}{8 b}\\ &=\frac {a \sqrt [4]{-b+a x^4}}{8 b x}+\frac {\left (-b+a x^4\right )^{5/4}}{10 b x^5}+\frac {1}{2} a \int \frac {x^2 \sqrt [4]{-b+a x^4}}{8 b-a x^8} \, dx+\frac {a^2 \int \frac {x^6 \sqrt [4]{-b+a x^4}}{-8 b+a x^8} \, dx}{8 b}-\frac {a^2 \operatorname {Subst}\left (\int \frac {x^2}{1-a x^4} \, dx,x,\frac {x}{\sqrt [4]{-b+a x^4}}\right )}{8 b}\\ &=\frac {a \sqrt [4]{-b+a x^4}}{8 b x}+\frac {\left (-b+a x^4\right )^{5/4}}{10 b x^5}+\frac {1}{2} a \int \left (\frac {\sqrt {a} x^2 \sqrt [4]{-b+a x^4}}{4 \sqrt {2} \sqrt {b} \left (2 \sqrt {2} \sqrt {a} \sqrt {b}-a x^4\right )}+\frac {\sqrt {a} x^2 \sqrt [4]{-b+a x^4}}{4 \sqrt {2} \sqrt {b} \left (2 \sqrt {2} \sqrt {a} \sqrt {b}+a x^4\right )}\right ) \, dx-\frac {a \int \frac {x^2 \left (-8 a b+a b x^4\right )}{\left (-b+a x^4\right )^{3/4} \left (-8 b+a x^8\right )} \, dx}{8 b}-\frac {a^{3/2} \operatorname {Subst}\left (\int \frac {1}{1-\sqrt {a} x^2} \, dx,x,\frac {x}{\sqrt [4]{-b+a x^4}}\right )}{16 b}+\frac {a^{3/2} \operatorname {Subst}\left (\int \frac {1}{1+\sqrt {a} x^2} \, dx,x,\frac {x}{\sqrt [4]{-b+a x^4}}\right )}{16 b}+\frac {a^2 \int \frac {x^2}{\left (-b+a x^4\right )^{3/4}} \, dx}{8 b}\\ &=\frac {a \sqrt [4]{-b+a x^4}}{8 b x}+\frac {\left (-b+a x^4\right )^{5/4}}{10 b x^5}+\frac {a^{5/4} \tan ^{-1}\left (\frac {\sqrt [4]{a} x}{\sqrt [4]{-b+a x^4}}\right )}{16 b}-\frac {a^{5/4} \tanh ^{-1}\left (\frac {\sqrt [4]{a} x}{\sqrt [4]{-b+a x^4}}\right )}{16 b}-\frac {a \int \left (-\frac {8 a b x^2}{\left (-b+a x^4\right )^{3/4} \left (-8 b+a x^8\right )}+\frac {a b x^6}{\left (-b+a x^4\right )^{3/4} \left (-8 b+a x^8\right )}\right ) \, dx}{8 b}+\frac {a^2 \operatorname {Subst}\left (\int \frac {x^2}{1-a x^4} \, dx,x,\frac {x}{\sqrt [4]{-b+a x^4}}\right )}{8 b}+\frac {a^{3/2} \int \frac {x^2 \sqrt [4]{-b+a x^4}}{2 \sqrt {2} \sqrt {a} \sqrt {b}-a x^4} \, dx}{8 \sqrt {2} \sqrt {b}}+\frac {a^{3/2} \int \frac {x^2 \sqrt [4]{-b+a x^4}}{2 \sqrt {2} \sqrt {a} \sqrt {b}+a x^4} \, dx}{8 \sqrt {2} \sqrt {b}}\\ &=\frac {a \sqrt [4]{-b+a x^4}}{8 b x}+\frac {\left (-b+a x^4\right )^{5/4}}{10 b x^5}+\frac {a^{5/4} \tan ^{-1}\left (\frac {\sqrt [4]{a} x}{\sqrt [4]{-b+a x^4}}\right )}{16 b}-\frac {a^{5/4} \tanh ^{-1}\left (\frac {\sqrt [4]{a} x}{\sqrt [4]{-b+a x^4}}\right )}{16 b}-\frac {1}{8} a^2 \int \frac {x^6}{\left (-b+a x^4\right )^{3/4} \left (-8 b+a x^8\right )} \, dx+a^2 \int \frac {x^2}{\left (-b+a x^4\right )^{3/4} \left (-8 b+a x^8\right )} \, dx+\frac {a^{3/2} \operatorname {Subst}\left (\int \frac {1}{1-\sqrt {a} x^2} \, dx,x,\frac {x}{\sqrt [4]{-b+a x^4}}\right )}{16 b}-\frac {a^{3/2} \operatorname {Subst}\left (\int \frac {1}{1+\sqrt {a} x^2} \, dx,x,\frac {x}{\sqrt [4]{-b+a x^4}}\right )}{16 b}+\frac {\left (a^{3/2} \sqrt [4]{-b+a x^4}\right ) \int \frac {x^2 \sqrt [4]{1-\frac {a x^4}{b}}}{2 \sqrt {2} \sqrt {a} \sqrt {b}-a x^4} \, dx}{8 \sqrt {2} \sqrt {b} \sqrt [4]{1-\frac {a x^4}{b}}}+\frac {\left (a^{3/2} \sqrt [4]{-b+a x^4}\right ) \int \frac {x^2 \sqrt [4]{1-\frac {a x^4}{b}}}{2 \sqrt {2} \sqrt {a} \sqrt {b}+a x^4} \, dx}{8 \sqrt {2} \sqrt {b} \sqrt [4]{1-\frac {a x^4}{b}}}\\ &=\frac {a \sqrt [4]{-b+a x^4}}{8 b x}+\frac {\left (-b+a x^4\right )^{5/4}}{10 b x^5}+\frac {a x^3 \sqrt [4]{-b+a x^4} F_1\left (\frac {3}{4};1,-\frac {1}{4};\frac {7}{4};-\frac {\sqrt {a} x^4}{2 \sqrt {2} \sqrt {b}},\frac {a x^4}{b}\right )}{96 b \sqrt [4]{1-\frac {a x^4}{b}}}+\frac {a x^3 \sqrt [4]{-b+a x^4} F_1\left (\frac {3}{4};1,-\frac {1}{4};\frac {7}{4};\frac {\sqrt {a} x^4}{2 \sqrt {2} \sqrt {b}},\frac {a x^4}{b}\right )}{96 b \sqrt [4]{1-\frac {a x^4}{b}}}-\frac {1}{8} a^2 \int \left (\frac {x^2}{2 \left (-2 \sqrt {2} \sqrt {a} \sqrt {b}+a x^4\right ) \left (-b+a x^4\right )^{3/4}}+\frac {x^2}{2 \left (2 \sqrt {2} \sqrt {a} \sqrt {b}+a x^4\right ) \left (-b+a x^4\right )^{3/4}}\right ) \, dx+a^2 \int \left (-\frac {\sqrt {a} x^2}{4 \sqrt {2} \sqrt {b} \left (2 \sqrt {2} \sqrt {a} \sqrt {b}-a x^4\right ) \left (-b+a x^4\right )^{3/4}}-\frac {\sqrt {a} x^2}{4 \sqrt {2} \sqrt {b} \left (2 \sqrt {2} \sqrt {a} \sqrt {b}+a x^4\right ) \left (-b+a x^4\right )^{3/4}}\right ) \, dx\\ &=\frac {a \sqrt [4]{-b+a x^4}}{8 b x}+\frac {\left (-b+a x^4\right )^{5/4}}{10 b x^5}+\frac {a x^3 \sqrt [4]{-b+a x^4} F_1\left (\frac {3}{4};1,-\frac {1}{4};\frac {7}{4};-\frac {\sqrt {a} x^4}{2 \sqrt {2} \sqrt {b}},\frac {a x^4}{b}\right )}{96 b \sqrt [4]{1-\frac {a x^4}{b}}}+\frac {a x^3 \sqrt [4]{-b+a x^4} F_1\left (\frac {3}{4};1,-\frac {1}{4};\frac {7}{4};\frac {\sqrt {a} x^4}{2 \sqrt {2} \sqrt {b}},\frac {a x^4}{b}\right )}{96 b \sqrt [4]{1-\frac {a x^4}{b}}}-\frac {1}{16} a^2 \int \frac {x^2}{\left (-2 \sqrt {2} \sqrt {a} \sqrt {b}+a x^4\right ) \left (-b+a x^4\right )^{3/4}} \, dx-\frac {1}{16} a^2 \int \frac {x^2}{\left (2 \sqrt {2} \sqrt {a} \sqrt {b}+a x^4\right ) \left (-b+a x^4\right )^{3/4}} \, dx-\frac {a^{5/2} \int \frac {x^2}{\left (2 \sqrt {2} \sqrt {a} \sqrt {b}-a x^4\right ) \left (-b+a x^4\right )^{3/4}} \, dx}{4 \sqrt {2} \sqrt {b}}-\frac {a^{5/2} \int \frac {x^2}{\left (2 \sqrt {2} \sqrt {a} \sqrt {b}+a x^4\right ) \left (-b+a x^4\right )^{3/4}} \, dx}{4 \sqrt {2} \sqrt {b}}\\ &=\frac {a \sqrt [4]{-b+a x^4}}{8 b x}+\frac {\left (-b+a x^4\right )^{5/4}}{10 b x^5}+\frac {a x^3 \sqrt [4]{-b+a x^4} F_1\left (\frac {3}{4};1,-\frac {1}{4};\frac {7}{4};-\frac {\sqrt {a} x^4}{2 \sqrt {2} \sqrt {b}},\frac {a x^4}{b}\right )}{96 b \sqrt [4]{1-\frac {a x^4}{b}}}+\frac {a x^3 \sqrt [4]{-b+a x^4} F_1\left (\frac {3}{4};1,-\frac {1}{4};\frac {7}{4};\frac {\sqrt {a} x^4}{2 \sqrt {2} \sqrt {b}},\frac {a x^4}{b}\right )}{96 b \sqrt [4]{1-\frac {a x^4}{b}}}-\frac {1}{16} a^2 \operatorname {Subst}\left (\int \frac {x^2}{-2 \sqrt {2} \sqrt {a} \sqrt {b}-\left (-2 \sqrt {2} a^{3/2} \sqrt {b}+a b\right ) x^4} \, dx,x,\frac {x}{\sqrt [4]{-b+a x^4}}\right )-\frac {1}{16} a^2 \operatorname {Subst}\left (\int \frac {x^2}{2 \sqrt {2} \sqrt {a} \sqrt {b}-\left (2 \sqrt {2} a^{3/2} \sqrt {b}+a b\right ) x^4} \, dx,x,\frac {x}{\sqrt [4]{-b+a x^4}}\right )-\frac {a^{5/2} \operatorname {Subst}\left (\int \frac {x^2}{2 \sqrt {2} \sqrt {a} \sqrt {b}-\left (2 \sqrt {2} a^{3/2} \sqrt {b}-a b\right ) x^4} \, dx,x,\frac {x}{\sqrt [4]{-b+a x^4}}\right )}{4 \sqrt {2} \sqrt {b}}-\frac {a^{5/2} \operatorname {Subst}\left (\int \frac {x^2}{2 \sqrt {2} \sqrt {a} \sqrt {b}-\left (2 \sqrt {2} a^{3/2} \sqrt {b}+a b\right ) x^4} \, dx,x,\frac {x}{\sqrt [4]{-b+a x^4}}\right )}{4 \sqrt {2} \sqrt {b}}\\ &=\frac {a \sqrt [4]{-b+a x^4}}{8 b x}+\frac {\left (-b+a x^4\right )^{5/4}}{10 b x^5}+\frac {a x^3 \sqrt [4]{-b+a x^4} F_1\left (\frac {3}{4};1,-\frac {1}{4};\frac {7}{4};-\frac {\sqrt {a} x^4}{2 \sqrt {2} \sqrt {b}},\frac {a x^4}{b}\right )}{96 b \sqrt [4]{1-\frac {a x^4}{b}}}+\frac {a x^3 \sqrt [4]{-b+a x^4} F_1\left (\frac {3}{4};1,-\frac {1}{4};\frac {7}{4};\frac {\sqrt {a} x^4}{2 \sqrt {2} \sqrt {b}},\frac {a x^4}{b}\right )}{96 b \sqrt [4]{1-\frac {a x^4}{b}}}-\frac {a^{7/4} \operatorname {Subst}\left (\int \frac {1}{2^{3/4}-\sqrt [4]{a} \sqrt {2 \sqrt {2} \sqrt {a}-\sqrt {b}} x^2} \, dx,x,\frac {x}{\sqrt [4]{-b+a x^4}}\right )}{8 \sqrt {2} \sqrt {2 \sqrt {2} \sqrt {a}-\sqrt {b}} b}+\frac {a^{7/4} \operatorname {Subst}\left (\int \frac {1}{2^{3/4}+\sqrt [4]{a} \sqrt {2 \sqrt {2} \sqrt {a}-\sqrt {b}} x^2} \, dx,x,\frac {x}{\sqrt [4]{-b+a x^4}}\right )}{8 \sqrt {2} \sqrt {2 \sqrt {2} \sqrt {a}-\sqrt {b}} b}-\frac {a^{7/4} \operatorname {Subst}\left (\int \frac {1}{2^{3/4}-\sqrt [4]{a} \sqrt {2 \sqrt {2} \sqrt {a}+\sqrt {b}} x^2} \, dx,x,\frac {x}{\sqrt [4]{-b+a x^4}}\right )}{8 \sqrt {2} \sqrt {2 \sqrt {2} \sqrt {a}+\sqrt {b}} b}+\frac {a^{7/4} \operatorname {Subst}\left (\int \frac {1}{2^{3/4}+\sqrt [4]{a} \sqrt {2 \sqrt {2} \sqrt {a}+\sqrt {b}} x^2} \, dx,x,\frac {x}{\sqrt [4]{-b+a x^4}}\right )}{8 \sqrt {2} \sqrt {2 \sqrt {2} \sqrt {a}+\sqrt {b}} b}+\frac {a^{5/4} \operatorname {Subst}\left (\int \frac {1}{2^{3/4}-\sqrt [4]{a} \sqrt {2 \sqrt {2} \sqrt {a}-\sqrt {b}} x^2} \, dx,x,\frac {x}{\sqrt [4]{-b+a x^4}}\right )}{32 \sqrt {2 \sqrt {2} \sqrt {a}-\sqrt {b}} \sqrt {b}}-\frac {a^{5/4} \operatorname {Subst}\left (\int \frac {1}{2^{3/4}+\sqrt [4]{a} \sqrt {2 \sqrt {2} \sqrt {a}-\sqrt {b}} x^2} \, dx,x,\frac {x}{\sqrt [4]{-b+a x^4}}\right )}{32 \sqrt {2 \sqrt {2} \sqrt {a}-\sqrt {b}} \sqrt {b}}-\frac {a^{5/4} \operatorname {Subst}\left (\int \frac {1}{2^{3/4}-\sqrt [4]{a} \sqrt {2 \sqrt {2} \sqrt {a}+\sqrt {b}} x^2} \, dx,x,\frac {x}{\sqrt [4]{-b+a x^4}}\right )}{32 \sqrt {2 \sqrt {2} \sqrt {a}+\sqrt {b}} \sqrt {b}}+\frac {a^{5/4} \operatorname {Subst}\left (\int \frac {1}{2^{3/4}+\sqrt [4]{a} \sqrt {2 \sqrt {2} \sqrt {a}+\sqrt {b}} x^2} \, dx,x,\frac {x}{\sqrt [4]{-b+a x^4}}\right )}{32 \sqrt {2 \sqrt {2} \sqrt {a}+\sqrt {b}} \sqrt {b}}\\ &=\frac {a \sqrt [4]{-b+a x^4}}{8 b x}+\frac {\left (-b+a x^4\right )^{5/4}}{10 b x^5}+\frac {a x^3 \sqrt [4]{-b+a x^4} F_1\left (\frac {3}{4};1,-\frac {1}{4};\frac {7}{4};-\frac {\sqrt {a} x^4}{2 \sqrt {2} \sqrt {b}},\frac {a x^4}{b}\right )}{96 b \sqrt [4]{1-\frac {a x^4}{b}}}+\frac {a x^3 \sqrt [4]{-b+a x^4} F_1\left (\frac {3}{4};1,-\frac {1}{4};\frac {7}{4};\frac {\sqrt {a} x^4}{2 \sqrt {2} \sqrt {b}},\frac {a x^4}{b}\right )}{96 b \sqrt [4]{1-\frac {a x^4}{b}}}+\frac {a^{13/8} \tan ^{-1}\left (\frac {\sqrt [8]{a} \sqrt [4]{2 \sqrt {2} \sqrt {a}-\sqrt {b}} x}{2^{3/8} \sqrt [4]{-b+a x^4}}\right )}{8\ 2^{7/8} \left (2 \sqrt {2} \sqrt {a}-\sqrt {b}\right )^{3/4} b}-\frac {a^{9/8} \tan ^{-1}\left (\frac {\sqrt [8]{a} \sqrt [4]{2 \sqrt {2} \sqrt {a}-\sqrt {b}} x}{2^{3/8} \sqrt [4]{-b+a x^4}}\right )}{32\ 2^{3/8} \left (2 \sqrt {2} \sqrt {a}-\sqrt {b}\right )^{3/4} \sqrt {b}}+\frac {a^{13/8} \tan ^{-1}\left (\frac {\sqrt [8]{a} \sqrt [4]{2 \sqrt {2} \sqrt {a}+\sqrt {b}} x}{2^{3/8} \sqrt [4]{-b+a x^4}}\right )}{8\ 2^{7/8} \left (2 \sqrt {2} \sqrt {a}+\sqrt {b}\right )^{3/4} b}+\frac {a^{9/8} \tan ^{-1}\left (\frac {\sqrt [8]{a} \sqrt [4]{2 \sqrt {2} \sqrt {a}+\sqrt {b}} x}{2^{3/8} \sqrt [4]{-b+a x^4}}\right )}{32\ 2^{3/8} \left (2 \sqrt {2} \sqrt {a}+\sqrt {b}\right )^{3/4} \sqrt {b}}-\frac {a^{13/8} \tanh ^{-1}\left (\frac {\sqrt [8]{a} \sqrt [4]{2 \sqrt {2} \sqrt {a}-\sqrt {b}} x}{2^{3/8} \sqrt [4]{-b+a x^4}}\right )}{8\ 2^{7/8} \left (2 \sqrt {2} \sqrt {a}-\sqrt {b}\right )^{3/4} b}+\frac {a^{9/8} \tanh ^{-1}\left (\frac {\sqrt [8]{a} \sqrt [4]{2 \sqrt {2} \sqrt {a}-\sqrt {b}} x}{2^{3/8} \sqrt [4]{-b+a x^4}}\right )}{32\ 2^{3/8} \left (2 \sqrt {2} \sqrt {a}-\sqrt {b}\right )^{3/4} \sqrt {b}}-\frac {a^{13/8} \tanh ^{-1}\left (\frac {\sqrt [8]{a} \sqrt [4]{2 \sqrt {2} \sqrt {a}+\sqrt {b}} x}{2^{3/8} \sqrt [4]{-b+a x^4}}\right )}{8\ 2^{7/8} \left (2 \sqrt {2} \sqrt {a}+\sqrt {b}\right )^{3/4} b}-\frac {a^{9/8} \tanh ^{-1}\left (\frac {\sqrt [8]{a} \sqrt [4]{2 \sqrt {2} \sqrt {a}+\sqrt {b}} x}{2^{3/8} \sqrt [4]{-b+a x^4}}\right )}{32\ 2^{3/8} \left (2 \sqrt {2} \sqrt {a}+\sqrt {b}\right )^{3/4} \sqrt {b}}\\ \end {align*}
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Mathematica [F] time = 0.50, size = 0, normalized size = 0.00 \begin {gather*} \int \frac {\left (-4 b+a x^4\right ) \sqrt [4]{-b+a x^4}}{x^6 \left (-8 b+a x^8\right )} \, dx \end {gather*}
Verification is not applicable to the result.
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IntegrateAlgebraic [A] time = 0.00, size = 217, normalized size = 1.00 \begin {gather*} \frac {\sqrt [4]{-b+a x^4} \left (-4 b+9 a x^4\right )}{40 b x^5}+\frac {a \text {RootSum}\left [8 a^2-a b-16 a \text {$\#$1}^4+8 \text {$\#$1}^8\&,\frac {8 a^2 \log (x)-a b \log (x)-8 a^2 \log \left (\sqrt [4]{-b+a x^4}-x \text {$\#$1}\right )+a b \log \left (\sqrt [4]{-b+a x^4}-x \text {$\#$1}\right )-8 a \log (x) \text {$\#$1}^4-4 b \log (x) \text {$\#$1}^4+8 a \log \left (\sqrt [4]{-b+a x^4}-x \text {$\#$1}\right ) \text {$\#$1}^4+4 b \log \left (\sqrt [4]{-b+a x^4}-x \text {$\#$1}\right ) \text {$\#$1}^4}{-a \text {$\#$1}^3+\text {$\#$1}^7}\&\right ]}{512 b} \end {gather*}
Antiderivative was successfully verified.
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fricas [F(-1)] 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(-2)] time = 0.00, size = 0, normalized size = 0.00 \begin {gather*} \text {Exception raised: TypeError} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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maple [F] time = 0.00, size = 0, normalized size = 0.00 \[\int \frac {\left (a \,x^{4}-4 b \right ) \left (a \,x^{4}-b \right )^{\frac {1}{4}}}{x^{6} \left (a \,x^{8}-8 b \right )}\, dx\]
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*} \int \frac {{\left (a x^{4} - b\right )}^{\frac {1}{4}} {\left (a x^{4} - 4 \, b\right )}}{{\left (a x^{8} - 8 \, b\right )} x^{6}}\,{d x} \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 (a\,x^4-b\right )}^{1/4}\,\left (4\,b-a\,x^4\right )}{x^6\,\left (8\,b-a\,x^8\right )} \,d x \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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sympy [F(-1)] 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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