Optimal. Leaf size=198 \[ \frac{10 a^2 c^5 (c x)^{4/3} \sqrt [3]{a+b x^2}}{27 b^3}+\frac{10 a^3 c^{19/3} \log \left (\sqrt [3]{b} (c x)^{2/3}-c^{2/3} \sqrt [3]{a+b x^2}\right )}{27 b^{11/3}}+\frac{20 a^3 c^{19/3} \tan ^{-1}\left (\frac{\frac{2 \sqrt [3]{b} (c x)^{2/3}}{c^{2/3} \sqrt [3]{a+b x^2}}+1}{\sqrt{3}}\right )}{27 \sqrt{3} b^{11/3}}-\frac{2 a c^3 (c x)^{10/3} \sqrt [3]{a+b x^2}}{9 b^2}+\frac{c (c x)^{16/3} \sqrt [3]{a+b x^2}}{6 b} \]
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Rubi [A] time = 0.337918, antiderivative size = 278, normalized size of antiderivative = 1.4, number of steps used = 12, number of rules used = 10, integrand size = 19, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.526, Rules used = {321, 329, 275, 331, 292, 31, 634, 617, 204, 628} \[ \frac{10 a^2 c^5 (c x)^{4/3} \sqrt [3]{a+b x^2}}{27 b^3}+\frac{20 a^3 c^{19/3} \log \left (c^{2/3}-\frac{\sqrt [3]{b} (c x)^{2/3}}{\sqrt [3]{a+b x^2}}\right )}{81 b^{11/3}}-\frac{10 a^3 c^{19/3} \log \left (\frac{b^{2/3} (c x)^{4/3}}{\left (a+b x^2\right )^{2/3}}+\frac{\sqrt [3]{b} c^{2/3} (c x)^{2/3}}{\sqrt [3]{a+b x^2}}+c^{4/3}\right )}{81 b^{11/3}}+\frac{20 a^3 c^{19/3} \tan ^{-1}\left (\frac{\frac{2 \sqrt [3]{b} (c x)^{2/3}}{\sqrt [3]{a+b x^2}}+c^{2/3}}{\sqrt{3} c^{2/3}}\right )}{27 \sqrt{3} b^{11/3}}-\frac{2 a c^3 (c x)^{10/3} \sqrt [3]{a+b x^2}}{9 b^2}+\frac{c (c x)^{16/3} \sqrt [3]{a+b x^2}}{6 b} \]
Antiderivative was successfully verified.
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Rule 321
Rule 329
Rule 275
Rule 331
Rule 292
Rule 31
Rule 634
Rule 617
Rule 204
Rule 628
Rubi steps
\begin{align*} \int \frac{(c x)^{19/3}}{\left (a+b x^2\right )^{2/3}} \, dx &=\frac{c (c x)^{16/3} \sqrt [3]{a+b x^2}}{6 b}-\frac{\left (8 a c^2\right ) \int \frac{(c x)^{13/3}}{\left (a+b x^2\right )^{2/3}} \, dx}{9 b}\\ &=-\frac{2 a c^3 (c x)^{10/3} \sqrt [3]{a+b x^2}}{9 b^2}+\frac{c (c x)^{16/3} \sqrt [3]{a+b x^2}}{6 b}+\frac{\left (20 a^2 c^4\right ) \int \frac{(c x)^{7/3}}{\left (a+b x^2\right )^{2/3}} \, dx}{27 b^2}\\ &=\frac{10 a^2 c^5 (c x)^{4/3} \sqrt [3]{a+b x^2}}{27 b^3}-\frac{2 a c^3 (c x)^{10/3} \sqrt [3]{a+b x^2}}{9 b^2}+\frac{c (c x)^{16/3} \sqrt [3]{a+b x^2}}{6 b}-\frac{\left (40 a^3 c^6\right ) \int \frac{\sqrt [3]{c x}}{\left (a+b x^2\right )^{2/3}} \, dx}{81 b^3}\\ &=\frac{10 a^2 c^5 (c x)^{4/3} \sqrt [3]{a+b x^2}}{27 b^3}-\frac{2 a c^3 (c x)^{10/3} \sqrt [3]{a+b x^2}}{9 b^2}+\frac{c (c x)^{16/3} \sqrt [3]{a+b x^2}}{6 b}-\frac{\left (40 a^3 c^5\right ) \operatorname{Subst}\left (\int \frac{x^3}{\left (a+\frac{b x^6}{c^2}\right )^{2/3}} \, dx,x,\sqrt [3]{c x}\right )}{27 b^3}\\ &=\frac{10 a^2 c^5 (c x)^{4/3} \sqrt [3]{a+b x^2}}{27 b^3}-\frac{2 a c^3 (c x)^{10/3} \sqrt [3]{a+b x^2}}{9 b^2}+\frac{c (c x)^{16/3} \sqrt [3]{a+b x^2}}{6 b}-\frac{\left (20 a^3 c^5\right ) \operatorname{Subst}\left (\int \frac{x}{\left (a+\frac{b x^3}{c^2}\right )^{2/3}} \, dx,x,(c x)^{2/3}\right )}{27 b^3}\\ &=\frac{10 a^2 c^5 (c x)^{4/3} \sqrt [3]{a+b x^2}}{27 b^3}-\frac{2 a c^3 (c x)^{10/3} \sqrt [3]{a+b x^2}}{9 b^2}+\frac{c (c x)^{16/3} \sqrt [3]{a+b x^2}}{6 b}-\frac{\left (20 a^3 c^5\right ) \operatorname{Subst}\left (\int \frac{x}{1-\frac{b x^3}{c^2}} \, dx,x,\frac{(c x)^{2/3}}{\sqrt [3]{a+b x^2}}\right )}{27 b^3}\\ &=\frac{10 a^2 c^5 (c x)^{4/3} \sqrt [3]{a+b x^2}}{27 b^3}-\frac{2 a c^3 (c x)^{10/3} \sqrt [3]{a+b x^2}}{9 b^2}+\frac{c (c x)^{16/3} \sqrt [3]{a+b x^2}}{6 b}-\frac{\left (20 a^3 c^{17/3}\right ) \operatorname{Subst}\left (\int \frac{1}{1-\frac{\sqrt [3]{b} x}{c^{2/3}}} \, dx,x,\frac{(c x)^{2/3}}{\sqrt [3]{a+b x^2}}\right )}{81 b^{10/3}}+\frac{\left (20 a^3 c^{17/3}\right ) \operatorname{Subst}\left (\int \frac{1-\frac{\sqrt [3]{b} x}{c^{2/3}}}{1+\frac{\sqrt [3]{b} x}{c^{2/3}}+\frac{b^{2/3} x^2}{c^{4/3}}} \, dx,x,\frac{(c x)^{2/3}}{\sqrt [3]{a+b x^2}}\right )}{81 b^{10/3}}\\ &=\frac{10 a^2 c^5 (c x)^{4/3} \sqrt [3]{a+b x^2}}{27 b^3}-\frac{2 a c^3 (c x)^{10/3} \sqrt [3]{a+b x^2}}{9 b^2}+\frac{c (c x)^{16/3} \sqrt [3]{a+b x^2}}{6 b}+\frac{20 a^3 c^{19/3} \log \left (c^{2/3}-\frac{\sqrt [3]{b} (c x)^{2/3}}{\sqrt [3]{a+b x^2}}\right )}{81 b^{11/3}}+\frac{\left (10 a^3 c^{17/3}\right ) \operatorname{Subst}\left (\int \frac{1}{1+\frac{\sqrt [3]{b} x}{c^{2/3}}+\frac{b^{2/3} x^2}{c^{4/3}}} \, dx,x,\frac{(c x)^{2/3}}{\sqrt [3]{a+b x^2}}\right )}{27 b^{10/3}}-\frac{\left (10 a^3 c^{19/3}\right ) \operatorname{Subst}\left (\int \frac{\frac{\sqrt [3]{b}}{c^{2/3}}+\frac{2 b^{2/3} x}{c^{4/3}}}{1+\frac{\sqrt [3]{b} x}{c^{2/3}}+\frac{b^{2/3} x^2}{c^{4/3}}} \, dx,x,\frac{(c x)^{2/3}}{\sqrt [3]{a+b x^2}}\right )}{81 b^{11/3}}\\ &=\frac{10 a^2 c^5 (c x)^{4/3} \sqrt [3]{a+b x^2}}{27 b^3}-\frac{2 a c^3 (c x)^{10/3} \sqrt [3]{a+b x^2}}{9 b^2}+\frac{c (c x)^{16/3} \sqrt [3]{a+b x^2}}{6 b}+\frac{20 a^3 c^{19/3} \log \left (c^{2/3}-\frac{\sqrt [3]{b} (c x)^{2/3}}{\sqrt [3]{a+b x^2}}\right )}{81 b^{11/3}}-\frac{10 a^3 c^{19/3} \log \left (c^{4/3}+\frac{b^{2/3} (c x)^{4/3}}{\left (a+b x^2\right )^{2/3}}+\frac{\sqrt [3]{b} c^{2/3} (c x)^{2/3}}{\sqrt [3]{a+b x^2}}\right )}{81 b^{11/3}}-\frac{\left (20 a^3 c^{19/3}\right ) \operatorname{Subst}\left (\int \frac{1}{-3-x^2} \, dx,x,1+\frac{2 \sqrt [3]{b} (c x)^{2/3}}{c^{2/3} \sqrt [3]{a+b x^2}}\right )}{27 b^{11/3}}\\ &=\frac{10 a^2 c^5 (c x)^{4/3} \sqrt [3]{a+b x^2}}{27 b^3}-\frac{2 a c^3 (c x)^{10/3} \sqrt [3]{a+b x^2}}{9 b^2}+\frac{c (c x)^{16/3} \sqrt [3]{a+b x^2}}{6 b}+\frac{20 a^3 c^{19/3} \tan ^{-1}\left (\frac{1+\frac{2 \sqrt [3]{b} (c x)^{2/3}}{c^{2/3} \sqrt [3]{a+b x^2}}}{\sqrt{3}}\right )}{27 \sqrt{3} b^{11/3}}+\frac{20 a^3 c^{19/3} \log \left (c^{2/3}-\frac{\sqrt [3]{b} (c x)^{2/3}}{\sqrt [3]{a+b x^2}}\right )}{81 b^{11/3}}-\frac{10 a^3 c^{19/3} \log \left (c^{4/3}+\frac{b^{2/3} (c x)^{4/3}}{\left (a+b x^2\right )^{2/3}}+\frac{\sqrt [3]{b} c^{2/3} (c x)^{2/3}}{\sqrt [3]{a+b x^2}}\right )}{81 b^{11/3}}\\ \end{align*}
Mathematica [C] time = 0.0276539, size = 87, normalized size = 0.44 \[ \frac{c^5 (c x)^{4/3} \left (-20 a^3 \, _2F_1\left (\frac{2}{3},1;\frac{5}{3};\frac{b x^2}{b x^2+a}\right )+8 a^2 b x^2+20 a^3-3 a b^2 x^4+9 b^3 x^6\right )}{54 b^3 \left (a+b x^2\right )^{2/3}} \]
Antiderivative was successfully verified.
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Maple [F] time = 0.02, size = 0, normalized size = 0. \begin{align*} \int{ \left ( cx \right ) ^{{\frac{19}{3}}} \left ( b{x}^{2}+a \right ) ^{-{\frac{2}{3}}}}\, dx \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [F] time = 0., size = 0, normalized size = 0. \begin{align*} \int \frac{\left (c x\right )^{\frac{19}{3}}}{{\left (b x^{2} + a\right )}^{\frac{2}{3}}}\,{d x} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [F(-1)] time = 0., size = 0, normalized size = 0. \begin{align*} \text{Timed out} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [F(-1)] time = 0., size = 0, normalized size = 0. \begin{align*} \text{Timed out} \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\right )^{\frac{19}{3}}}{{\left (b x^{2} + a\right )}^{\frac{2}{3}}}\,{d x} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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