Optimal. Leaf size=59 \[ -2 \text {ArcTan}\left (\frac {\left (-b x+a x^5\right )^{3/4}}{-b+a x^4}\right )-2 \tanh ^{-1}\left (\frac {\left (-b x+a x^5\right )^{3/4}}{-b+a x^4}\right ) \]
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Rubi [F]
time = 1.80, antiderivative size = 0, normalized size of antiderivative = 0.00, number of steps
used = 0, number of rules used = 0, integrand size = 0, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.000, Rules used = {}
\begin {gather*} \int \frac {3 b+a x^4}{\left (-b-x^3+a x^4\right ) \sqrt [4]{-b x+a x^5}} \, dx \end {gather*}
Verification is not applicable to the result.
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Rubi steps
\begin {align*} \int \frac {3 b+a x^4}{\left (-b-x^3+a x^4\right ) \sqrt [4]{-b x+a x^5}} \, dx &=\frac {\left (\sqrt [4]{x} \sqrt [4]{-b+a x^4}\right ) \int \frac {3 b+a x^4}{\sqrt [4]{x} \sqrt [4]{-b+a x^4} \left (-b-x^3+a x^4\right )} \, dx}{\sqrt [4]{-b x+a x^5}}\\ &=\frac {\left (4 \sqrt [4]{x} \sqrt [4]{-b+a x^4}\right ) \text {Subst}\left (\int \frac {x^2 \left (3 b+a x^{16}\right )}{\sqrt [4]{-b+a x^{16}} \left (-b-x^{12}+a x^{16}\right )} \, dx,x,\sqrt [4]{x}\right )}{\sqrt [4]{-b x+a x^5}}\\ &=\frac {\left (4 \sqrt [4]{x} \sqrt [4]{-b+a x^4}\right ) \text {Subst}\left (\int \left (\frac {x^2}{\sqrt [4]{-b+a x^{16}}}+\frac {x^2 \left (4 b+x^{12}\right )}{\sqrt [4]{-b+a x^{16}} \left (-b-x^{12}+a x^{16}\right )}\right ) \, dx,x,\sqrt [4]{x}\right )}{\sqrt [4]{-b x+a x^5}}\\ &=\frac {\left (4 \sqrt [4]{x} \sqrt [4]{-b+a x^4}\right ) \text {Subst}\left (\int \frac {x^2}{\sqrt [4]{-b+a x^{16}}} \, dx,x,\sqrt [4]{x}\right )}{\sqrt [4]{-b x+a x^5}}+\frac {\left (4 \sqrt [4]{x} \sqrt [4]{-b+a x^4}\right ) \text {Subst}\left (\int \frac {x^2 \left (4 b+x^{12}\right )}{\sqrt [4]{-b+a x^{16}} \left (-b-x^{12}+a x^{16}\right )} \, dx,x,\sqrt [4]{x}\right )}{\sqrt [4]{-b x+a x^5}}\\ &=\frac {\left (4 \sqrt [4]{x} \sqrt [4]{-b+a x^4}\right ) \text {Subst}\left (\int \left (-\frac {4 b x^2}{\left (b+x^{12}-a x^{16}\right ) \sqrt [4]{-b+a x^{16}}}+\frac {x^{14}}{\sqrt [4]{-b+a x^{16}} \left (-b-x^{12}+a x^{16}\right )}\right ) \, dx,x,\sqrt [4]{x}\right )}{\sqrt [4]{-b x+a x^5}}+\frac {\left (4 \sqrt [4]{x} \sqrt [4]{1-\frac {a x^4}{b}}\right ) \text {Subst}\left (\int \frac {x^2}{\sqrt [4]{1-\frac {a x^{16}}{b}}} \, dx,x,\sqrt [4]{x}\right )}{\sqrt [4]{-b x+a x^5}}\\ &=\frac {4 x \sqrt [4]{1-\frac {a x^4}{b}} \, _2F_1\left (\frac {3}{16},\frac {1}{4};\frac {19}{16};\frac {a x^4}{b}\right )}{3 \sqrt [4]{-b x+a x^5}}+\frac {\left (4 \sqrt [4]{x} \sqrt [4]{-b+a x^4}\right ) \text {Subst}\left (\int \frac {x^{14}}{\sqrt [4]{-b+a x^{16}} \left (-b-x^{12}+a x^{16}\right )} \, dx,x,\sqrt [4]{x}\right )}{\sqrt [4]{-b x+a x^5}}-\frac {\left (16 b \sqrt [4]{x} \sqrt [4]{-b+a x^4}\right ) \text {Subst}\left (\int \frac {x^2}{\left (b+x^{12}-a x^{16}\right ) \sqrt [4]{-b+a x^{16}}} \, dx,x,\sqrt [4]{x}\right )}{\sqrt [4]{-b x+a x^5}}\\ \end {align*}
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Mathematica [F]
time = 20.37, size = 0, normalized size = 0.00 \begin {gather*} \int \frac {3 b+a x^4}{\left (-b-x^3+a x^4\right ) \sqrt [4]{-b x+a x^5}} \, dx \end {gather*}
Verification is not applicable to the result.
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Maple [F]
time = 0.16, size = 0, normalized size = 0.00 \[\int \frac {a \,x^{4}+3 b}{\left (a \,x^{4}-x^{3}-b \right ) \left (a \,x^{5}-b x \right )^{\frac {1}{4}}}\, dx\]
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*} \text {Failed to integrate} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [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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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 = -0.02 \begin {gather*} \int -\frac {a\,x^4+3\,b}{{\left (a\,x^5-b\,x\right )}^{1/4}\,\left (-a\,x^4+x^3+b\right )} \,d x \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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