Optimal. Leaf size=27 \[ \frac{-5 x^6+x^4+5 x^2-3 x+2}{\left (x^4+x+3\right )^3} \]
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Rubi [F] time = 0.311277, antiderivative size = 0, normalized size of antiderivative = 0., number of steps used = 0, number of rules used = 0, integrand size = 0, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0., Rules used = {} \[ \int \left (\frac{3 \left (-47+228 x+120 x^2+19 x^3\right )}{\left (3+x+x^4\right )^4}+\frac{42-320 x-75 x^2-8 x^3}{\left (3+x+x^4\right )^3}+\frac{30 x}{\left (3+x+x^4\right )^2}\right ) \, dx \]
Verification is Not applicable to the result.
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Rubi steps
\begin{align*} \int \left (\frac{3 \left (-47+228 x+120 x^2+19 x^3\right )}{\left (3+x+x^4\right )^4}+\frac{42-320 x-75 x^2-8 x^3}{\left (3+x+x^4\right )^3}+\frac{30 x}{\left (3+x+x^4\right )^2}\right ) \, dx &=3 \int \frac{-47+228 x+120 x^2+19 x^3}{\left (3+x+x^4\right )^4} \, dx+30 \int \frac{x}{\left (3+x+x^4\right )^2} \, dx+\int \frac{42-320 x-75 x^2-8 x^3}{\left (3+x+x^4\right )^3} \, dx\\ &=-\frac{19}{4 \left (3+x+x^4\right )^3}+\frac{1}{\left (3+x+x^4\right )^2}+\frac{1}{4} \int \frac{176-1280 x-300 x^2}{\left (3+x+x^4\right )^3} \, dx+\frac{3}{4} \int \frac{-207+912 x+480 x^2}{\left (3+x+x^4\right )^4} \, dx+30 \int \frac{x}{\left (3+x+x^4\right )^2} \, dx\\ &=-\frac{19}{4 \left (3+x+x^4\right )^3}+\frac{1}{\left (3+x+x^4\right )^2}+\frac{1}{4} \int \left (\frac{176}{\left (3+x+x^4\right )^3}-\frac{1280 x}{\left (3+x+x^4\right )^3}-\frac{300 x^2}{\left (3+x+x^4\right )^3}\right ) \, dx+\frac{3}{4} \int \left (-\frac{207}{\left (3+x+x^4\right )^4}+\frac{912 x}{\left (3+x+x^4\right )^4}+\frac{480 x^2}{\left (3+x+x^4\right )^4}\right ) \, dx+30 \int \frac{x}{\left (3+x+x^4\right )^2} \, dx\\ &=-\frac{19}{4 \left (3+x+x^4\right )^3}+\frac{1}{\left (3+x+x^4\right )^2}+30 \int \frac{x}{\left (3+x+x^4\right )^2} \, dx+44 \int \frac{1}{\left (3+x+x^4\right )^3} \, dx-75 \int \frac{x^2}{\left (3+x+x^4\right )^3} \, dx-\frac{621}{4} \int \frac{1}{\left (3+x+x^4\right )^4} \, dx-320 \int \frac{x}{\left (3+x+x^4\right )^3} \, dx+360 \int \frac{x^2}{\left (3+x+x^4\right )^4} \, dx+684 \int \frac{x}{\left (3+x+x^4\right )^4} \, dx\\ \end{align*}
Mathematica [A] time = 0.0094752, size = 27, normalized size = 1. \[ \frac{-5 x^6+x^4+5 x^2-3 x+2}{\left (x^4+x+3\right )^3} \]
Antiderivative was successfully verified.
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Maple [C] time = 0.024, size = 250, normalized size = 9.3 \begin{align*}{\frac{1}{ \left ({x}^{4}+x+3 \right ) ^{2}} \left ({\frac{377432\,{x}^{7}}{195075}}-{\frac{1404328\,{x}^{6}}{195075}}+{\frac{234517\,{x}^{5}}{195075}}+{\frac{660506\,{x}^{4}}{195075}}-{\frac{208792\,{x}^{3}}{195075}}-{\frac{13339729\,{x}^{2}}{390150}}+{\frac{89881\,x}{13005}}+{\frac{121303}{21675}} \right ) }+{\frac{1}{195075}\sum _{{\it \_R}={\it RootOf} \left ({{\it \_Z}}^{4}+{\it \_Z}+3 \right ) }{\frac{ \left ( 377432\,{{\it \_R}}^{2}-2808656\,{\it \_R}+703551 \right ) \ln \left ( x-{\it \_R} \right ) }{4\,{{\it \_R}}^{3}+1}}}+30\,{\frac{1}{{x}^{4}+x+3} \left ( -{\frac{16\,{x}^{3}}{765}}+{\frac{64\,{x}^{2}}{765}}-{\frac{x}{765}}-{\frac{4}{255}} \right ) }+{\frac{2}{51}\sum _{{\it \_R}={\it RootOf} \left ({{\it \_Z}}^{4}+{\it \_Z}+3 \right ) }{\frac{ \left ( -16\,{{\it \_R}}^{2}+128\,{\it \_R}-3 \right ) \ln \left ( x-{\it \_R} \right ) }{4\,{{\it \_R}}^{3}+1}}}+3\,{\frac{1}{ \left ({x}^{4}+x+3 \right ) ^{3}} \left ( -{\frac{255032\,{x}^{11}}{585225}}+{\frac{914728\,{x}^{10}}{585225}}-{\frac{226867\,{x}^{9}}{585225}}-{\frac{701338\,{x}^{8}}{585225}}+{\frac{236024\,{x}^{7}}{585225}}+{\frac{13501313\,{x}^{6}}{1170450}}-{\frac{2360372\,{x}^{5}}{585225}}-{\frac{1873778\,{x}^{4}}{585225}}+{\frac{10935781\,{x}^{3}}{1170450}}+{\frac{3415123\,{x}^{2}}{130050}}-{\frac{62987\,x}{7225}}-{\frac{76253}{21675}} \right ) }+{\frac{1}{195075}\sum _{{\it \_R}={\it RootOf} \left ({{\it \_Z}}^{4}+{\it \_Z}+3 \right ) }{\frac{ \left ( -255032\,{{\it \_R}}^{2}+1829456\,{\it \_R}-680601 \right ) \ln \left ( x-{\it \_R} \right ) }{4\,{{\it \_R}}^{3}+1}}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [B] time = 1.32357, size = 88, normalized size = 3.26 \begin{align*} -\frac{5 \, x^{6} - x^{4} - 5 \, x^{2} + 3 \, x - 2}{x^{12} + 3 \, x^{9} + 9 \, x^{8} + 3 \, x^{6} + 18 \, x^{5} + 27 \, x^{4} + x^{3} + 9 \, x^{2} + 27 \, x + 27} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [B] time = 0.922794, size = 147, normalized size = 5.44 \begin{align*} -\frac{5 \, x^{6} - x^{4} - 5 \, x^{2} + 3 \, x - 2}{x^{12} + 3 \, x^{9} + 9 \, x^{8} + 3 \, x^{6} + 18 \, x^{5} + 27 \, x^{4} + x^{3} + 9 \, x^{2} + 27 \, x + 27} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [B] time = 0.317374, size = 61, normalized size = 2.26 \begin{align*} - \frac{5 x^{6} - x^{4} - 5 x^{2} + 3 x - 2}{x^{12} + 3 x^{9} + 9 x^{8} + 3 x^{6} + 18 x^{5} + 27 x^{4} + x^{3} + 9 x^{2} + 27 x + 27} \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{30 \, x}{{\left (x^{4} + x + 3\right )}^{2}} - \frac{8 \, x^{3} + 75 \, x^{2} + 320 \, x - 42}{{\left (x^{4} + x + 3\right )}^{3}} + \frac{3 \,{\left (19 \, x^{3} + 120 \, x^{2} + 228 \, x - 47\right )}}{{\left (x^{4} + x + 3\right )}^{4}}\,{d x} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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