Integrand size = 39, antiderivative size = 215 \[ \int \frac {\sqrt [4]{-b+a x^4} \left (b+c x^4+a x^8\right )}{x^6 \left (b+2 a x^8\right )} \, dx=\frac {\sqrt [4]{-b+a x^4} \left (-b+a x^4-5 c x^4\right )}{5 b x^5}-\frac {a \text {RootSum}\left [a^2+2 a b-2 a \text {$\#$1}^4+\text {$\#$1}^8\&,\frac {-a c \log (x)-2 b c \log (x)+a c \log \left (\sqrt [4]{-b+a x^4}-x \text {$\#$1}\right )+2 b c \log \left (\sqrt [4]{-b+a x^4}-x \text {$\#$1}\right )+b \log (x) \text {$\#$1}^4+c \log (x) \text {$\#$1}^4-b \log \left (\sqrt [4]{-b+a x^4}-x \text {$\#$1}\right ) \text {$\#$1}^4-c \log \left (\sqrt [4]{-b+a x^4}-x \text {$\#$1}\right ) \text {$\#$1}^4}{a \text {$\#$1}^3-\text {$\#$1}^7}\&\right ]}{8 b} \]
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Leaf count is larger than twice the leaf count of optimal. \(933\) vs. \(2(215)=430\).
Time = 2.86 (sec) , antiderivative size = 933, normalized size of antiderivative = 4.34, number of steps used = 43, number of rules used = 12, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.308, Rules used = {6857, 270, 283, 338, 304, 209, 212, 1543, 525, 524, 1533, 508} \[ \int \frac {\sqrt [4]{-b+a x^4} \left (b+c x^4+a x^8\right )}{x^6 \left (b+2 a x^8\right )} \, dx=-\frac {a \sqrt [4]{a x^4-b} \operatorname {AppellF1}\left (\frac {3}{4},1,-\frac {1}{4},\frac {7}{4},-\frac {\sqrt {2} \sqrt {-a} x^4}{\sqrt {b}},\frac {a x^4}{b}\right ) x^3}{6 b \sqrt [4]{1-\frac {a x^4}{b}}}-\frac {a \sqrt [4]{a x^4-b} \operatorname {AppellF1}\left (\frac {3}{4},1,-\frac {1}{4},\frac {7}{4},\frac {\sqrt {2} \sqrt {-a} x^4}{\sqrt {b}},\frac {a x^4}{b}\right ) x^3}{6 b \sqrt [4]{1-\frac {a x^4}{b}}}+\frac {\sqrt {-a} c \arctan \left (\frac {\sqrt [4]{\sqrt {2} a-2 \sqrt {-a} \sqrt {b}} x}{\sqrt [8]{2} \sqrt [4]{a x^4-b}}\right )}{2 \sqrt [8]{2} \left (\sqrt {2} a-2 \sqrt {-a} \sqrt {b}\right )^{3/4} \sqrt {b}}-\frac {a c \arctan \left (\frac {\sqrt [4]{\sqrt {2} a-2 \sqrt {-a} \sqrt {b}} x}{\sqrt [8]{2} \sqrt [4]{a x^4-b}}\right )}{2\ 2^{5/8} \left (\sqrt {2} a-2 \sqrt {-a} \sqrt {b}\right )^{3/4} b}-\frac {\sqrt {-a} c \arctan \left (\frac {\sqrt [4]{\sqrt {2} a+2 \sqrt {-a} \sqrt {b}} x}{\sqrt [8]{2} \sqrt [4]{a x^4-b}}\right )}{2 \sqrt [8]{2} \left (\sqrt {2} a+2 \sqrt {-a} \sqrt {b}\right )^{3/4} \sqrt {b}}-\frac {a c \arctan \left (\frac {\sqrt [4]{\sqrt {2} a+2 \sqrt {-a} \sqrt {b}} x}{\sqrt [8]{2} \sqrt [4]{a x^4-b}}\right )}{2\ 2^{5/8} \left (\sqrt {2} a+2 \sqrt {-a} \sqrt {b}\right )^{3/4} b}-\frac {\sqrt {-a} c \text {arctanh}\left (\frac {\sqrt [4]{\sqrt {2} a-2 \sqrt {-a} \sqrt {b}} x}{\sqrt [8]{2} \sqrt [4]{a x^4-b}}\right )}{2 \sqrt [8]{2} \left (\sqrt {2} a-2 \sqrt {-a} \sqrt {b}\right )^{3/4} \sqrt {b}}+\frac {a c \text {arctanh}\left (\frac {\sqrt [4]{\sqrt {2} a-2 \sqrt {-a} \sqrt {b}} x}{\sqrt [8]{2} \sqrt [4]{a x^4-b}}\right )}{2\ 2^{5/8} \left (\sqrt {2} a-2 \sqrt {-a} \sqrt {b}\right )^{3/4} b}+\frac {\sqrt {-a} c \text {arctanh}\left (\frac {\sqrt [4]{\sqrt {2} a+2 \sqrt {-a} \sqrt {b}} x}{\sqrt [8]{2} \sqrt [4]{a x^4-b}}\right )}{2 \sqrt [8]{2} \left (\sqrt {2} a+2 \sqrt {-a} \sqrt {b}\right )^{3/4} \sqrt {b}}+\frac {a c \text {arctanh}\left (\frac {\sqrt [4]{\sqrt {2} a+2 \sqrt {-a} \sqrt {b}} x}{\sqrt [8]{2} \sqrt [4]{a x^4-b}}\right )}{2\ 2^{5/8} \left (\sqrt {2} a+2 \sqrt {-a} \sqrt {b}\right )^{3/4} b}-\frac {c \sqrt [4]{a x^4-b}}{b x}+\frac {\left (a x^4-b\right )^{5/4}}{5 b x^5} \]
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Rule 209
Rule 212
Rule 270
Rule 283
Rule 304
Rule 338
Rule 508
Rule 524
Rule 525
Rule 1533
Rule 1543
Rule 6857
Rubi steps \begin{align*} \text {integral}& = \int \left (\frac {\sqrt [4]{-b+a x^4}}{x^6}+\frac {c \sqrt [4]{-b+a x^4}}{b x^2}-\frac {a x^2 \sqrt [4]{-b+a x^4} \left (b+2 c x^4\right )}{b \left (b+2 a x^8\right )}\right ) \, dx \\ & = -\frac {a \int \frac {x^2 \sqrt [4]{-b+a x^4} \left (b+2 c x^4\right )}{b+2 a x^8} \, dx}{b}+\frac {c \int \frac {\sqrt [4]{-b+a x^4}}{x^2} \, dx}{b}+\int \frac {\sqrt [4]{-b+a x^4}}{x^6} \, dx \\ & = -\frac {c \sqrt [4]{-b+a x^4}}{b x}+\frac {\left (-b+a x^4\right )^{5/4}}{5 b x^5}-\frac {a \int \left (\frac {b x^2 \sqrt [4]{-b+a x^4}}{b+2 a x^8}+\frac {2 c x^6 \sqrt [4]{-b+a x^4}}{b+2 a x^8}\right ) \, dx}{b}+\frac {(a c) \int \frac {x^2}{\left (-b+a x^4\right )^{3/4}} \, dx}{b} \\ & = -\frac {c \sqrt [4]{-b+a x^4}}{b x}+\frac {\left (-b+a x^4\right )^{5/4}}{5 b x^5}-a \int \frac {x^2 \sqrt [4]{-b+a x^4}}{b+2 a x^8} \, dx+\frac {(a c) \text {Subst}\left (\int \frac {x^2}{1-a x^4} \, dx,x,\frac {x}{\sqrt [4]{-b+a x^4}}\right )}{b}-\frac {(2 a c) \int \frac {x^6 \sqrt [4]{-b+a x^4}}{b+2 a x^8} \, dx}{b} \\ & = -\frac {c \sqrt [4]{-b+a x^4}}{b x}+\frac {\left (-b+a x^4\right )^{5/4}}{5 b x^5}-a \int \left (-\frac {a x^2 \sqrt [4]{-b+a x^4}}{\sqrt {2} \sqrt {-a} \sqrt {b} \left (\sqrt {2} \sqrt {-a} \sqrt {b}-2 a x^4\right )}-\frac {a x^2 \sqrt [4]{-b+a x^4}}{\sqrt {2} \sqrt {-a} \sqrt {b} \left (\sqrt {2} \sqrt {-a} \sqrt {b}+2 a x^4\right )}\right ) \, dx+\frac {c \int \frac {x^2 \left (a b+2 a b x^4\right )}{\left (-b+a x^4\right )^{3/4} \left (b+2 a x^8\right )} \, dx}{b}+\frac {\left (\sqrt {a} c\right ) \text {Subst}\left (\int \frac {1}{1-\sqrt {a} x^2} \, dx,x,\frac {x}{\sqrt [4]{-b+a x^4}}\right )}{2 b}-\frac {\left (\sqrt {a} c\right ) \text {Subst}\left (\int \frac {1}{1+\sqrt {a} x^2} \, dx,x,\frac {x}{\sqrt [4]{-b+a x^4}}\right )}{2 b}-\frac {(a c) \int \frac {x^2}{\left (-b+a x^4\right )^{3/4}} \, dx}{b} \\ & = -\frac {c \sqrt [4]{-b+a x^4}}{b x}+\frac {\left (-b+a x^4\right )^{5/4}}{5 b x^5}-\frac {\sqrt [4]{a} c \arctan \left (\frac {\sqrt [4]{a} x}{\sqrt [4]{-b+a x^4}}\right )}{2 b}+\frac {\sqrt [4]{a} c \text {arctanh}\left (\frac {\sqrt [4]{a} x}{\sqrt [4]{-b+a x^4}}\right )}{2 b}+\frac {(-a)^{3/2} \int \frac {x^2 \sqrt [4]{-b+a x^4}}{\sqrt {2} \sqrt {-a} \sqrt {b}-2 a x^4} \, dx}{\sqrt {2} \sqrt {b}}+\frac {(-a)^{3/2} \int \frac {x^2 \sqrt [4]{-b+a x^4}}{\sqrt {2} \sqrt {-a} \sqrt {b}+2 a x^4} \, dx}{\sqrt {2} \sqrt {b}}+\frac {c \int \left (\frac {a b x^2}{\left (-b+a x^4\right )^{3/4} \left (b+2 a x^8\right )}+\frac {2 a b x^6}{\left (-b+a x^4\right )^{3/4} \left (b+2 a x^8\right )}\right ) \, dx}{b}-\frac {(a c) \text {Subst}\left (\int \frac {x^2}{1-a x^4} \, dx,x,\frac {x}{\sqrt [4]{-b+a x^4}}\right )}{b} \\ & = -\frac {c \sqrt [4]{-b+a x^4}}{b x}+\frac {\left (-b+a x^4\right )^{5/4}}{5 b x^5}-\frac {\sqrt [4]{a} c \arctan \left (\frac {\sqrt [4]{a} x}{\sqrt [4]{-b+a x^4}}\right )}{2 b}+\frac {\sqrt [4]{a} c \text {arctanh}\left (\frac {\sqrt [4]{a} x}{\sqrt [4]{-b+a x^4}}\right )}{2 b}+(a c) \int \frac {x^2}{\left (-b+a x^4\right )^{3/4} \left (b+2 a x^8\right )} \, dx+(2 a c) \int \frac {x^6}{\left (-b+a x^4\right )^{3/4} \left (b+2 a x^8\right )} \, dx-\frac {\left (\sqrt {a} c\right ) \text {Subst}\left (\int \frac {1}{1-\sqrt {a} x^2} \, dx,x,\frac {x}{\sqrt [4]{-b+a x^4}}\right )}{2 b}+\frac {\left (\sqrt {a} c\right ) \text {Subst}\left (\int \frac {1}{1+\sqrt {a} x^2} \, dx,x,\frac {x}{\sqrt [4]{-b+a x^4}}\right )}{2 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}}}{\sqrt {2} \sqrt {-a} \sqrt {b}-2 a x^4} \, dx}{\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}}}{\sqrt {2} \sqrt {-a} \sqrt {b}+2 a x^4} \, dx}{\sqrt {2} \sqrt {b} \sqrt [4]{1-\frac {a x^4}{b}}} \\ & = -\frac {c \sqrt [4]{-b+a x^4}}{b x}+\frac {\left (-b+a x^4\right )^{5/4}}{5 b x^5}-\frac {a x^3 \sqrt [4]{-b+a x^4} \operatorname {AppellF1}\left (\frac {3}{4},1,-\frac {1}{4},\frac {7}{4},-\frac {\sqrt {2} \sqrt {-a} x^4}{\sqrt {b}},\frac {a x^4}{b}\right )}{6 b \sqrt [4]{1-\frac {a x^4}{b}}}-\frac {a x^3 \sqrt [4]{-b+a x^4} \operatorname {AppellF1}\left (\frac {3}{4},1,-\frac {1}{4},\frac {7}{4},\frac {\sqrt {2} \sqrt {-a} x^4}{\sqrt {b}},\frac {a x^4}{b}\right )}{6 b \sqrt [4]{1-\frac {a x^4}{b}}}+(a c) \int \left (-\frac {a x^2}{\sqrt {2} \sqrt {-a} \sqrt {b} \left (\sqrt {2} \sqrt {-a} \sqrt {b}-2 a x^4\right ) \left (-b+a x^4\right )^{3/4}}-\frac {a x^2}{\sqrt {2} \sqrt {-a} \sqrt {b} \left (-b+a x^4\right )^{3/4} \left (\sqrt {2} \sqrt {-a} \sqrt {b}+2 a x^4\right )}\right ) \, dx+(2 a c) \int \left (\frac {x^2}{2 \left (-b+a x^4\right )^{3/4} \left (-\sqrt {2} \sqrt {-a} \sqrt {b}+2 a x^4\right )}+\frac {x^2}{2 \left (-b+a x^4\right )^{3/4} \left (\sqrt {2} \sqrt {-a} \sqrt {b}+2 a x^4\right )}\right ) \, dx \\ & = -\frac {c \sqrt [4]{-b+a x^4}}{b x}+\frac {\left (-b+a x^4\right )^{5/4}}{5 b x^5}-\frac {a x^3 \sqrt [4]{-b+a x^4} \operatorname {AppellF1}\left (\frac {3}{4},1,-\frac {1}{4},\frac {7}{4},-\frac {\sqrt {2} \sqrt {-a} x^4}{\sqrt {b}},\frac {a x^4}{b}\right )}{6 b \sqrt [4]{1-\frac {a x^4}{b}}}-\frac {a x^3 \sqrt [4]{-b+a x^4} \operatorname {AppellF1}\left (\frac {3}{4},1,-\frac {1}{4},\frac {7}{4},\frac {\sqrt {2} \sqrt {-a} x^4}{\sqrt {b}},\frac {a x^4}{b}\right )}{6 b \sqrt [4]{1-\frac {a x^4}{b}}}+(a c) \int \frac {x^2}{\left (-b+a x^4\right )^{3/4} \left (-\sqrt {2} \sqrt {-a} \sqrt {b}+2 a x^4\right )} \, dx+(a c) \int \frac {x^2}{\left (-b+a x^4\right )^{3/4} \left (\sqrt {2} \sqrt {-a} \sqrt {b}+2 a x^4\right )} \, dx-\frac {\left ((-a)^{3/2} c\right ) \int \frac {x^2}{\left (\sqrt {2} \sqrt {-a} \sqrt {b}-2 a x^4\right ) \left (-b+a x^4\right )^{3/4}} \, dx}{\sqrt {2} \sqrt {b}}-\frac {\left ((-a)^{3/2} c\right ) \int \frac {x^2}{\left (-b+a x^4\right )^{3/4} \left (\sqrt {2} \sqrt {-a} \sqrt {b}+2 a x^4\right )} \, dx}{\sqrt {2} \sqrt {b}} \\ & = -\frac {c \sqrt [4]{-b+a x^4}}{b x}+\frac {\left (-b+a x^4\right )^{5/4}}{5 b x^5}-\frac {a x^3 \sqrt [4]{-b+a x^4} \operatorname {AppellF1}\left (\frac {3}{4},1,-\frac {1}{4},\frac {7}{4},-\frac {\sqrt {2} \sqrt {-a} x^4}{\sqrt {b}},\frac {a x^4}{b}\right )}{6 b \sqrt [4]{1-\frac {a x^4}{b}}}-\frac {a x^3 \sqrt [4]{-b+a x^4} \operatorname {AppellF1}\left (\frac {3}{4},1,-\frac {1}{4},\frac {7}{4},\frac {\sqrt {2} \sqrt {-a} x^4}{\sqrt {b}},\frac {a x^4}{b}\right )}{6 b \sqrt [4]{1-\frac {a x^4}{b}}}+(a c) \text {Subst}\left (\int \frac {x^2}{-\sqrt {2} \sqrt {-a} \sqrt {b}-\left (-\sqrt {2} \sqrt {-a} a \sqrt {b}+2 a b\right ) x^4} \, dx,x,\frac {x}{\sqrt [4]{-b+a x^4}}\right )+(a c) \text {Subst}\left (\int \frac {x^2}{\sqrt {2} \sqrt {-a} \sqrt {b}-\left (\sqrt {2} \sqrt {-a} a \sqrt {b}+2 a b\right ) x^4} \, dx,x,\frac {x}{\sqrt [4]{-b+a x^4}}\right )-\frac {\left ((-a)^{3/2} c\right ) \text {Subst}\left (\int \frac {x^2}{\sqrt {2} \sqrt {-a} \sqrt {b}-\left (\sqrt {2} \sqrt {-a} a \sqrt {b}-2 a b\right ) x^4} \, dx,x,\frac {x}{\sqrt [4]{-b+a x^4}}\right )}{\sqrt {2} \sqrt {b}}-\frac {\left ((-a)^{3/2} c\right ) \text {Subst}\left (\int \frac {x^2}{\sqrt {2} \sqrt {-a} \sqrt {b}-\left (\sqrt {2} \sqrt {-a} a \sqrt {b}+2 a b\right ) x^4} \, dx,x,\frac {x}{\sqrt [4]{-b+a x^4}}\right )}{\sqrt {2} \sqrt {b}} \\ & = -\frac {c \sqrt [4]{-b+a x^4}}{b x}+\frac {\left (-b+a x^4\right )^{5/4}}{5 b x^5}-\frac {a x^3 \sqrt [4]{-b+a x^4} \operatorname {AppellF1}\left (\frac {3}{4},1,-\frac {1}{4},\frac {7}{4},-\frac {\sqrt {2} \sqrt {-a} x^4}{\sqrt {b}},\frac {a x^4}{b}\right )}{6 b \sqrt [4]{1-\frac {a x^4}{b}}}-\frac {a x^3 \sqrt [4]{-b+a x^4} \operatorname {AppellF1}\left (\frac {3}{4},1,-\frac {1}{4},\frac {7}{4},\frac {\sqrt {2} \sqrt {-a} x^4}{\sqrt {b}},\frac {a x^4}{b}\right )}{6 b \sqrt [4]{1-\frac {a x^4}{b}}}+\frac {(a c) \text {Subst}\left (\int \frac {1}{\sqrt [4]{2}-\sqrt {\sqrt {2} a-2 \sqrt {-a} \sqrt {b}} x^2} \, dx,x,\frac {x}{\sqrt [4]{-b+a x^4}}\right )}{2 \sqrt {2} \sqrt {\sqrt {2} a-2 \sqrt {-a} \sqrt {b}} b}-\frac {(a c) \text {Subst}\left (\int \frac {1}{\sqrt [4]{2}+\sqrt {\sqrt {2} a-2 \sqrt {-a} \sqrt {b}} x^2} \, dx,x,\frac {x}{\sqrt [4]{-b+a x^4}}\right )}{2 \sqrt {2} \sqrt {\sqrt {2} a-2 \sqrt {-a} \sqrt {b}} b}+\frac {(a c) \text {Subst}\left (\int \frac {1}{\sqrt [4]{2}-\sqrt {\sqrt {2} a+2 \sqrt {-a} \sqrt {b}} x^2} \, dx,x,\frac {x}{\sqrt [4]{-b+a x^4}}\right )}{2 \sqrt {2} \sqrt {\sqrt {2} a+2 \sqrt {-a} \sqrt {b}} b}-\frac {(a c) \text {Subst}\left (\int \frac {1}{\sqrt [4]{2}+\sqrt {\sqrt {2} a+2 \sqrt {-a} \sqrt {b}} x^2} \, dx,x,\frac {x}{\sqrt [4]{-b+a x^4}}\right )}{2 \sqrt {2} \sqrt {\sqrt {2} a+2 \sqrt {-a} \sqrt {b}} b}-\frac {\left (\sqrt {-a} c\right ) \text {Subst}\left (\int \frac {1}{\sqrt [4]{2}-\sqrt {\sqrt {2} a-2 \sqrt {-a} \sqrt {b}} x^2} \, dx,x,\frac {x}{\sqrt [4]{-b+a x^4}}\right )}{2 \sqrt {\sqrt {2} a-2 \sqrt {-a} \sqrt {b}} \sqrt {b}}+\frac {\left (\sqrt {-a} c\right ) \text {Subst}\left (\int \frac {1}{\sqrt [4]{2}+\sqrt {\sqrt {2} a-2 \sqrt {-a} \sqrt {b}} x^2} \, dx,x,\frac {x}{\sqrt [4]{-b+a x^4}}\right )}{2 \sqrt {\sqrt {2} a-2 \sqrt {-a} \sqrt {b}} \sqrt {b}}+\frac {\left (\sqrt {-a} c\right ) \text {Subst}\left (\int \frac {1}{\sqrt [4]{2}-\sqrt {\sqrt {2} a+2 \sqrt {-a} \sqrt {b}} x^2} \, dx,x,\frac {x}{\sqrt [4]{-b+a x^4}}\right )}{2 \sqrt {\sqrt {2} a+2 \sqrt {-a} \sqrt {b}} \sqrt {b}}-\frac {\left (\sqrt {-a} c\right ) \text {Subst}\left (\int \frac {1}{\sqrt [4]{2}+\sqrt {\sqrt {2} a+2 \sqrt {-a} \sqrt {b}} x^2} \, dx,x,\frac {x}{\sqrt [4]{-b+a x^4}}\right )}{2 \sqrt {\sqrt {2} a+2 \sqrt {-a} \sqrt {b}} \sqrt {b}} \\ & = -\frac {c \sqrt [4]{-b+a x^4}}{b x}+\frac {\left (-b+a x^4\right )^{5/4}}{5 b x^5}-\frac {a x^3 \sqrt [4]{-b+a x^4} \operatorname {AppellF1}\left (\frac {3}{4},1,-\frac {1}{4},\frac {7}{4},-\frac {\sqrt {2} \sqrt {-a} x^4}{\sqrt {b}},\frac {a x^4}{b}\right )}{6 b \sqrt [4]{1-\frac {a x^4}{b}}}-\frac {a x^3 \sqrt [4]{-b+a x^4} \operatorname {AppellF1}\left (\frac {3}{4},1,-\frac {1}{4},\frac {7}{4},\frac {\sqrt {2} \sqrt {-a} x^4}{\sqrt {b}},\frac {a x^4}{b}\right )}{6 b \sqrt [4]{1-\frac {a x^4}{b}}}-\frac {a c \arctan \left (\frac {\sqrt [4]{\sqrt {2} a-2 \sqrt {-a} \sqrt {b}} x}{\sqrt [8]{2} \sqrt [4]{-b+a x^4}}\right )}{2\ 2^{5/8} \left (\sqrt {2} a-2 \sqrt {-a} \sqrt {b}\right )^{3/4} b}+\frac {\sqrt {-a} c \arctan \left (\frac {\sqrt [4]{\sqrt {2} a-2 \sqrt {-a} \sqrt {b}} x}{\sqrt [8]{2} \sqrt [4]{-b+a x^4}}\right )}{2 \sqrt [8]{2} \left (\sqrt {2} a-2 \sqrt {-a} \sqrt {b}\right )^{3/4} \sqrt {b}}-\frac {a c \arctan \left (\frac {\sqrt [4]{\sqrt {2} a+2 \sqrt {-a} \sqrt {b}} x}{\sqrt [8]{2} \sqrt [4]{-b+a x^4}}\right )}{2\ 2^{5/8} \left (\sqrt {2} a+2 \sqrt {-a} \sqrt {b}\right )^{3/4} b}-\frac {\sqrt {-a} c \arctan \left (\frac {\sqrt [4]{\sqrt {2} a+2 \sqrt {-a} \sqrt {b}} x}{\sqrt [8]{2} \sqrt [4]{-b+a x^4}}\right )}{2 \sqrt [8]{2} \left (\sqrt {2} a+2 \sqrt {-a} \sqrt {b}\right )^{3/4} \sqrt {b}}+\frac {a c \text {arctanh}\left (\frac {\sqrt [4]{\sqrt {2} a-2 \sqrt {-a} \sqrt {b}} x}{\sqrt [8]{2} \sqrt [4]{-b+a x^4}}\right )}{2\ 2^{5/8} \left (\sqrt {2} a-2 \sqrt {-a} \sqrt {b}\right )^{3/4} b}-\frac {\sqrt {-a} c \text {arctanh}\left (\frac {\sqrt [4]{\sqrt {2} a-2 \sqrt {-a} \sqrt {b}} x}{\sqrt [8]{2} \sqrt [4]{-b+a x^4}}\right )}{2 \sqrt [8]{2} \left (\sqrt {2} a-2 \sqrt {-a} \sqrt {b}\right )^{3/4} \sqrt {b}}+\frac {a c \text {arctanh}\left (\frac {\sqrt [4]{\sqrt {2} a+2 \sqrt {-a} \sqrt {b}} x}{\sqrt [8]{2} \sqrt [4]{-b+a x^4}}\right )}{2\ 2^{5/8} \left (\sqrt {2} a+2 \sqrt {-a} \sqrt {b}\right )^{3/4} b}+\frac {\sqrt {-a} c \text {arctanh}\left (\frac {\sqrt [4]{\sqrt {2} a+2 \sqrt {-a} \sqrt {b}} x}{\sqrt [8]{2} \sqrt [4]{-b+a x^4}}\right )}{2 \sqrt [8]{2} \left (\sqrt {2} a+2 \sqrt {-a} \sqrt {b}\right )^{3/4} \sqrt {b}} \\ \end{align*}
Time = 0.64 (sec) , antiderivative size = 211, normalized size of antiderivative = 0.98 \[ \int \frac {\sqrt [4]{-b+a x^4} \left (b+c x^4+a x^8\right )}{x^6 \left (b+2 a x^8\right )} \, dx=-\frac {8 \sqrt [4]{-b+a x^4} \left (b-(a-5 c) x^4\right )+5 a x^5 \text {RootSum}\left [a^2+2 a b-2 a \text {$\#$1}^4+\text {$\#$1}^8\&,\frac {a c \log (x)+2 b c \log (x)-a c \log \left (\sqrt [4]{-b+a x^4}-x \text {$\#$1}\right )-2 b c \log \left (\sqrt [4]{-b+a x^4}-x \text {$\#$1}\right )-b \log (x) \text {$\#$1}^4-c \log (x) \text {$\#$1}^4+b \log \left (\sqrt [4]{-b+a x^4}-x \text {$\#$1}\right ) \text {$\#$1}^4+c \log \left (\sqrt [4]{-b+a x^4}-x \text {$\#$1}\right ) \text {$\#$1}^4}{-a \text {$\#$1}^3+\text {$\#$1}^7}\&\right ]}{40 b x^5} \]
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Time = 0.42 (sec) , antiderivative size = 116, normalized size of antiderivative = 0.54
method | result | size |
pseudoelliptic | \(\frac {-5 a \left (\munderset {\textit {\_R} =\operatorname {RootOf}\left (\textit {\_Z}^{8}-2 a \,\textit {\_Z}^{4}+a^{2}+2 a b \right )}{\sum }\frac {\ln \left (\frac {-\textit {\_R} x +\left (a \,x^{4}-b \right )^{\frac {1}{4}}}{x}\right ) \left (\left (-b -c \right ) \textit {\_R}^{4}+c \left (a +2 b \right )\right )}{\textit {\_R}^{3} \left (-\textit {\_R}^{4}+a \right )}\right ) x^{5}+8 \left (\left (a -5 c \right ) x^{4}-b \right ) \left (a \,x^{4}-b \right )^{\frac {1}{4}}}{40 b \,x^{5}}\) | \(116\) |
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Timed out. \[ \int \frac {\sqrt [4]{-b+a x^4} \left (b+c x^4+a x^8\right )}{x^6 \left (b+2 a x^8\right )} \, dx=\text {Timed out} \]
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Not integrable
Time = 96.93 (sec) , antiderivative size = 34, normalized size of antiderivative = 0.16 \[ \int \frac {\sqrt [4]{-b+a x^4} \left (b+c x^4+a x^8\right )}{x^6 \left (b+2 a x^8\right )} \, dx=\int \frac {\sqrt [4]{a x^{4} - b} \left (a x^{8} + b + c x^{4}\right )}{x^{6} \cdot \left (2 a x^{8} + b\right )}\, dx \]
[In]
[Out]
Not integrable
Time = 0.22 (sec) , antiderivative size = 39, normalized size of antiderivative = 0.18 \[ \int \frac {\sqrt [4]{-b+a x^4} \left (b+c x^4+a x^8\right )}{x^6 \left (b+2 a x^8\right )} \, dx=\int { \frac {{\left (a x^{8} + c x^{4} + b\right )} {\left (a x^{4} - b\right )}^{\frac {1}{4}}}{{\left (2 \, a x^{8} + b\right )} x^{6}} \,d x } \]
[In]
[Out]
Not integrable
Time = 0.37 (sec) , antiderivative size = 39, normalized size of antiderivative = 0.18 \[ \int \frac {\sqrt [4]{-b+a x^4} \left (b+c x^4+a x^8\right )}{x^6 \left (b+2 a x^8\right )} \, dx=\int { \frac {{\left (a x^{8} + c x^{4} + b\right )} {\left (a x^{4} - b\right )}^{\frac {1}{4}}}{{\left (2 \, a x^{8} + b\right )} x^{6}} \,d x } \]
[In]
[Out]
Not integrable
Time = 8.42 (sec) , antiderivative size = 39, normalized size of antiderivative = 0.18 \[ \int \frac {\sqrt [4]{-b+a x^4} \left (b+c x^4+a x^8\right )}{x^6 \left (b+2 a x^8\right )} \, dx=\int \frac {{\left (a\,x^4-b\right )}^{1/4}\,\left (a\,x^8+c\,x^4+b\right )}{x^6\,\left (2\,a\,x^8+b\right )} \,d x \]
[In]
[Out]