Optimal. Leaf size=162 \[ -\frac{b \left (b^2-4 a c\right ) \left (2 a+b x^3\right ) \sqrt{a+b x^3+c x^6}}{128 a^3 x^6}+\frac{b \left (b^2-4 a c\right )^2 \tanh ^{-1}\left (\frac{2 a+b x^3}{2 \sqrt{a} \sqrt{a+b x^3+c x^6}}\right )}{256 a^{7/2}}+\frac{b \left (2 a+b x^3\right ) \left (a+b x^3+c x^6\right )^{3/2}}{48 a^2 x^{12}}-\frac{\left (a+b x^3+c x^6\right )^{5/2}}{15 a x^{15}} \]
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Rubi [A] time = 0.145584, antiderivative size = 162, normalized size of antiderivative = 1., number of steps used = 6, number of rules used = 5, integrand size = 20, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.25, Rules used = {1357, 730, 720, 724, 206} \[ -\frac{b \left (b^2-4 a c\right ) \left (2 a+b x^3\right ) \sqrt{a+b x^3+c x^6}}{128 a^3 x^6}+\frac{b \left (b^2-4 a c\right )^2 \tanh ^{-1}\left (\frac{2 a+b x^3}{2 \sqrt{a} \sqrt{a+b x^3+c x^6}}\right )}{256 a^{7/2}}+\frac{b \left (2 a+b x^3\right ) \left (a+b x^3+c x^6\right )^{3/2}}{48 a^2 x^{12}}-\frac{\left (a+b x^3+c x^6\right )^{5/2}}{15 a x^{15}} \]
Antiderivative was successfully verified.
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Rule 1357
Rule 730
Rule 720
Rule 724
Rule 206
Rubi steps
\begin{align*} \int \frac{\left (a+b x^3+c x^6\right )^{3/2}}{x^{16}} \, dx &=\frac{1}{3} \operatorname{Subst}\left (\int \frac{\left (a+b x+c x^2\right )^{3/2}}{x^6} \, dx,x,x^3\right )\\ &=-\frac{\left (a+b x^3+c x^6\right )^{5/2}}{15 a x^{15}}-\frac{b \operatorname{Subst}\left (\int \frac{\left (a+b x+c x^2\right )^{3/2}}{x^5} \, dx,x,x^3\right )}{6 a}\\ &=\frac{b \left (2 a+b x^3\right ) \left (a+b x^3+c x^6\right )^{3/2}}{48 a^2 x^{12}}-\frac{\left (a+b x^3+c x^6\right )^{5/2}}{15 a x^{15}}+\frac{\left (b \left (b^2-4 a c\right )\right ) \operatorname{Subst}\left (\int \frac{\sqrt{a+b x+c x^2}}{x^3} \, dx,x,x^3\right )}{32 a^2}\\ &=-\frac{b \left (b^2-4 a c\right ) \left (2 a+b x^3\right ) \sqrt{a+b x^3+c x^6}}{128 a^3 x^6}+\frac{b \left (2 a+b x^3\right ) \left (a+b x^3+c x^6\right )^{3/2}}{48 a^2 x^{12}}-\frac{\left (a+b x^3+c x^6\right )^{5/2}}{15 a x^{15}}-\frac{\left (b \left (b^2-4 a c\right )^2\right ) \operatorname{Subst}\left (\int \frac{1}{x \sqrt{a+b x+c x^2}} \, dx,x,x^3\right )}{256 a^3}\\ &=-\frac{b \left (b^2-4 a c\right ) \left (2 a+b x^3\right ) \sqrt{a+b x^3+c x^6}}{128 a^3 x^6}+\frac{b \left (2 a+b x^3\right ) \left (a+b x^3+c x^6\right )^{3/2}}{48 a^2 x^{12}}-\frac{\left (a+b x^3+c x^6\right )^{5/2}}{15 a x^{15}}+\frac{\left (b \left (b^2-4 a c\right )^2\right ) \operatorname{Subst}\left (\int \frac{1}{4 a-x^2} \, dx,x,\frac{2 a+b x^3}{\sqrt{a+b x^3+c x^6}}\right )}{128 a^3}\\ &=-\frac{b \left (b^2-4 a c\right ) \left (2 a+b x^3\right ) \sqrt{a+b x^3+c x^6}}{128 a^3 x^6}+\frac{b \left (2 a+b x^3\right ) \left (a+b x^3+c x^6\right )^{3/2}}{48 a^2 x^{12}}-\frac{\left (a+b x^3+c x^6\right )^{5/2}}{15 a x^{15}}+\frac{b \left (b^2-4 a c\right )^2 \tanh ^{-1}\left (\frac{2 a+b x^3}{2 \sqrt{a} \sqrt{a+b x^3+c x^6}}\right )}{256 a^{7/2}}\\ \end{align*}
Mathematica [A] time = 0.143209, size = 167, normalized size = 1.03 \[ \frac{b \left (16 a^{3/2} \left (2 a+b x^3\right ) \left (a+b x^3+c x^6\right )^{3/2}-3 x^6 \left (b^2-4 a c\right ) \left (2 \sqrt{a} \left (2 a+b x^3\right ) \sqrt{a+b x^3+c x^6}-x^6 \left (b^2-4 a c\right ) \tanh ^{-1}\left (\frac{2 a+b x^3}{2 \sqrt{a} \sqrt{a+b x^3+c x^6}}\right )\right )\right )}{768 a^{7/2} x^{12}}-\frac{\left (a+b x^3+c x^6\right )^{5/2}}{15 a x^{15}} \]
Antiderivative was successfully verified.
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Maple [F] time = 0.044, size = 0, normalized size = 0. \begin{align*} \int{\frac{1}{{x}^{16}} \left ( c{x}^{6}+b{x}^{3}+a \right ) ^{{\frac{3}{2}}}}\, dx \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [F(-2)] time = 0., size = 0, normalized size = 0. \begin{align*} \text{Exception raised: ValueError} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A] time = 2.73701, size = 890, normalized size = 5.49 \begin{align*} \left [\frac{15 \,{\left (b^{5} - 8 \, a b^{3} c + 16 \, a^{2} b c^{2}\right )} \sqrt{a} x^{15} \log \left (-\frac{{\left (b^{2} + 4 \, a c\right )} x^{6} + 8 \, a b x^{3} + 4 \, \sqrt{c x^{6} + b x^{3} + a}{\left (b x^{3} + 2 \, a\right )} \sqrt{a} + 8 \, a^{2}}{x^{6}}\right ) - 4 \,{\left ({\left (15 \, a b^{4} - 100 \, a^{2} b^{2} c + 128 \, a^{3} c^{2}\right )} x^{12} - 2 \,{\left (5 \, a^{2} b^{3} - 28 \, a^{3} b c\right )} x^{9} + 176 \, a^{4} b x^{3} + 8 \,{\left (a^{3} b^{2} + 32 \, a^{4} c\right )} x^{6} + 128 \, a^{5}\right )} \sqrt{c x^{6} + b x^{3} + a}}{7680 \, a^{4} x^{15}}, -\frac{15 \,{\left (b^{5} - 8 \, a b^{3} c + 16 \, a^{2} b c^{2}\right )} \sqrt{-a} x^{15} \arctan \left (\frac{\sqrt{c x^{6} + b x^{3} + a}{\left (b x^{3} + 2 \, a\right )} \sqrt{-a}}{2 \,{\left (a c x^{6} + a b x^{3} + a^{2}\right )}}\right ) + 2 \,{\left ({\left (15 \, a b^{4} - 100 \, a^{2} b^{2} c + 128 \, a^{3} c^{2}\right )} x^{12} - 2 \,{\left (5 \, a^{2} b^{3} - 28 \, a^{3} b c\right )} x^{9} + 176 \, a^{4} b x^{3} + 8 \,{\left (a^{3} b^{2} + 32 \, a^{4} c\right )} x^{6} + 128 \, a^{5}\right )} \sqrt{c x^{6} + b x^{3} + a}}{3840 \, a^{4} x^{15}}\right ] \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [F] time = 0., size = 0, normalized size = 0. \begin{align*} \int \frac{\left (a + b x^{3} + c x^{6}\right )^{\frac{3}{2}}}{x^{16}}\, dx \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [F] time = 0., size = 0, normalized size = 0. \begin{align*} \int \frac{{\left (c x^{6} + b x^{3} + a\right )}^{\frac{3}{2}}}{x^{16}}\,{d x} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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