Optimal. Leaf size=168 \[ \frac{4 \sqrt{2+\sqrt{3}} \sqrt{x+1} \sqrt{\frac{x^2-x+1}{\left (x+\sqrt{3}+1\right )^2}} \text{EllipticF}\left (\sin ^{-1}\left (\frac{x-\sqrt{3}+1}{x+\sqrt{3}+1}\right ),-7-4 \sqrt{3}\right )}{27 \sqrt [4]{3} \sqrt{\frac{x+1}{\left (x+\sqrt{3}+1\right )^2}} \sqrt{x^2-x+1}}+\frac{4 x}{27 \sqrt{x+1} \sqrt{x^2-x+1}}-\frac{2 x}{9 \sqrt{x+1} \sqrt{x^2-x+1} \left (x^3+1\right )} \]
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Rubi [A] time = 0.0573901, antiderivative size = 168, normalized size of antiderivative = 1., number of steps used = 4, number of rules used = 4, integrand size = 23, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.174, Rules used = {915, 288, 199, 218} \[ \frac{4 x}{27 \sqrt{x+1} \sqrt{x^2-x+1}}-\frac{2 x}{9 \sqrt{x+1} \sqrt{x^2-x+1} \left (x^3+1\right )}+\frac{4 \sqrt{2+\sqrt{3}} \sqrt{x+1} \sqrt{\frac{x^2-x+1}{\left (x+\sqrt{3}+1\right )^2}} F\left (\sin ^{-1}\left (\frac{x-\sqrt{3}+1}{x+\sqrt{3}+1}\right )|-7-4 \sqrt{3}\right )}{27 \sqrt [4]{3} \sqrt{\frac{x+1}{\left (x+\sqrt{3}+1\right )^2}} \sqrt{x^2-x+1}} \]
Antiderivative was successfully verified.
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Rule 915
Rule 288
Rule 199
Rule 218
Rubi steps
\begin{align*} \int \frac{x^3}{(1+x)^{5/2} \left (1-x+x^2\right )^{5/2}} \, dx &=\frac{\sqrt{1+x^3} \int \frac{x^3}{\left (1+x^3\right )^{5/2}} \, dx}{\sqrt{1+x} \sqrt{1-x+x^2}}\\ &=-\frac{2 x}{9 \sqrt{1+x} \sqrt{1-x+x^2} \left (1+x^3\right )}+\frac{\left (2 \sqrt{1+x^3}\right ) \int \frac{1}{\left (1+x^3\right )^{3/2}} \, dx}{9 \sqrt{1+x} \sqrt{1-x+x^2}}\\ &=\frac{4 x}{27 \sqrt{1+x} \sqrt{1-x+x^2}}-\frac{2 x}{9 \sqrt{1+x} \sqrt{1-x+x^2} \left (1+x^3\right )}+\frac{\left (2 \sqrt{1+x^3}\right ) \int \frac{1}{\sqrt{1+x^3}} \, dx}{27 \sqrt{1+x} \sqrt{1-x+x^2}}\\ &=\frac{4 x}{27 \sqrt{1+x} \sqrt{1-x+x^2}}-\frac{2 x}{9 \sqrt{1+x} \sqrt{1-x+x^2} \left (1+x^3\right )}+\frac{4 \sqrt{2+\sqrt{3}} \sqrt{1+x} \sqrt{\frac{1-x+x^2}{\left (1+\sqrt{3}+x\right )^2}} F\left (\sin ^{-1}\left (\frac{1-\sqrt{3}+x}{1+\sqrt{3}+x}\right )|-7-4 \sqrt{3}\right )}{27 \sqrt [4]{3} \sqrt{\frac{1+x}{\left (1+\sqrt{3}+x\right )^2}} \sqrt{1-x+x^2}}\\ \end{align*}
Mathematica [C] time = 0.537443, size = 178, normalized size = 1.06 \[ \frac{\frac{6 x \left (2 x^3-1\right )}{(x+1)^{3/2} \left (x^2-x+1\right )}+\frac{2 i (x+1) \sqrt{1+\frac{6 i}{\left (\sqrt{3}-3 i\right ) (x+1)}} \sqrt{6-\frac{36 i}{\left (\sqrt{3}+3 i\right ) (x+1)}} \text{EllipticF}\left (i \sinh ^{-1}\left (\frac{\sqrt{-\frac{6 i}{\sqrt{3}+3 i}}}{\sqrt{x+1}}\right ),\frac{\sqrt{3}+3 i}{-\sqrt{3}+3 i}\right )}{\sqrt{-\frac{i}{\sqrt{3}+3 i}}}}{81 \sqrt{x^2-x+1}} \]
Antiderivative was successfully verified.
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Maple [B] time = 1.419, size = 467, normalized size = 2.8 \begin{align*} -{\frac{2}{27} \left ( i\sqrt{3}{\it EllipticF} \left ( \sqrt{-2\,{\frac{1+x}{i\sqrt{3}-3}}},\sqrt{-{\frac{i\sqrt{3}-3}{i\sqrt{3}+3}}} \right ){x}^{3}\sqrt{-2\,{\frac{1+x}{i\sqrt{3}-3}}}\sqrt{{\frac{i\sqrt{3}-2\,x+1}{i\sqrt{3}+3}}}\sqrt{{\frac{2\,x-1+i\sqrt{3}}{i\sqrt{3}-3}}}-3\,{\it EllipticF} \left ( \sqrt{-2\,{\frac{1+x}{i\sqrt{3}-3}}},\sqrt{-{\frac{i\sqrt{3}-3}{i\sqrt{3}+3}}} \right ){x}^{3}\sqrt{-2\,{\frac{1+x}{i\sqrt{3}-3}}}\sqrt{{\frac{i\sqrt{3}-2\,x+1}{i\sqrt{3}+3}}}\sqrt{{\frac{2\,x-1+i\sqrt{3}}{i\sqrt{3}-3}}}+i\sqrt{-2\,{\frac{1+x}{i\sqrt{3}-3}}}\sqrt{{\frac{i\sqrt{3}-2\,x+1}{i\sqrt{3}+3}}}\sqrt{{\frac{2\,x-1+i\sqrt{3}}{i\sqrt{3}-3}}}{\it EllipticF} \left ( \sqrt{-2\,{\frac{1+x}{i\sqrt{3}-3}}},\sqrt{-{\frac{i\sqrt{3}-3}{i\sqrt{3}+3}}} \right ) \sqrt{3}-3\,\sqrt{-2\,{\frac{1+x}{i\sqrt{3}-3}}}\sqrt{{\frac{i\sqrt{3}-2\,x+1}{i\sqrt{3}+3}}}\sqrt{{\frac{2\,x-1+i\sqrt{3}}{i\sqrt{3}-3}}}{\it EllipticF} \left ( \sqrt{-2\,{\frac{1+x}{i\sqrt{3}-3}}},\sqrt{-{\frac{i\sqrt{3}-3}{i\sqrt{3}+3}}} \right ) -2\,{x}^{4}+x \right ) \left ( 1+x \right ) ^{-{\frac{3}{2}}} \left ({x}^{2}-x+1 \right ) ^{-{\frac{3}{2}}}} \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{x^{3}}{{\left (x^{2} - x + 1\right )}^{\frac{5}{2}}{\left (x + 1\right )}^{\frac{5}{2}}}\,{d x} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [F] time = 0., size = 0, normalized size = 0. \begin{align*}{\rm integral}\left (\frac{\sqrt{x^{2} - x + 1} \sqrt{x + 1} x^{3}}{x^{9} + 3 \, x^{6} + 3 \, x^{3} + 1}, x\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{x^{3}}{\left (x + 1\right )^{\frac{5}{2}} \left (x^{2} - x + 1\right )^{\frac{5}{2}}}\, 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{x^{3}}{{\left (x^{2} - x + 1\right )}^{\frac{5}{2}}{\left (x + 1\right )}^{\frac{5}{2}}}\,{d x} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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