Optimal. Leaf size=28 \[ -\frac{1-4 a x}{60 a^3 (1-a x)^{10} (a x+1)^6} \]
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Rubi [A] time = 0.0050803, antiderivative size = 28, normalized size of antiderivative = 1., number of steps used = 1, number of rules used = 1, integrand size = 19, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.053, Rules used = {81} \[ -\frac{1-4 a x}{60 a^3 (1-a x)^{10} (a x+1)^6} \]
Antiderivative was successfully verified.
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Rule 81
Rubi steps
\begin{align*} \int \frac{x^2}{(1-a x)^{11} (1+a x)^7} \, dx &=-\frac{1-4 a x}{60 a^3 (1-a x)^{10} (1+a x)^6}\\ \end{align*}
Mathematica [A] time = 0.0236483, size = 27, normalized size = 0.96 \[ \frac{4 a x-1}{60 a^3 (a x-1)^{10} (a x+1)^6} \]
Antiderivative was successfully verified.
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Maple [B] time = 0.016, size = 182, normalized size = 6.5 \begin{align*}{\frac{1}{1280\,{a}^{3} \left ( ax-1 \right ) ^{10}}}-{\frac{1}{768\,{a}^{3} \left ( ax-1 \right ) ^{9}}}-{\frac{7}{6144\,{a}^{3} \left ( ax-1 \right ) ^{6}}}+{\frac{21}{10240\,{a}^{3} \left ( ax-1 \right ) ^{5}}}-{\frac{21}{8192\,{a}^{3} \left ( ax-1 \right ) ^{4}}}+{\frac{11}{4096\,{a}^{3} \left ( ax-1 \right ) ^{3}}}-{\frac{165}{65536\,{a}^{3} \left ( ax-1 \right ) ^{2}}}+{\frac{143}{65536\,{a}^{3} \left ( ax-1 \right ) }}+{\frac{1}{1024\,{a}^{3} \left ( ax-1 \right ) ^{8}}}-{\frac{1}{12288\,{a}^{3} \left ( ax+1 \right ) ^{6}}}-{\frac{7}{20480\,{a}^{3} \left ( ax+1 \right ) ^{5}}}-{\frac{11}{8192\,{a}^{3} \left ( ax+1 \right ) ^{3}}}-{\frac{121}{65536\,{a}^{3} \left ( ax+1 \right ) ^{2}}}-{\frac{143}{65536\,{a}^{3} \left ( ax+1 \right ) }}-{\frac{13}{16384\,{a}^{3} \left ( ax+1 \right ) ^{4}}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [B] time = 1.18473, size = 166, normalized size = 5.93 \begin{align*} \frac{4 \, a x - 1}{60 \,{\left (a^{19} x^{16} - 4 \, a^{18} x^{15} + 20 \, a^{16} x^{13} - 20 \, a^{15} x^{12} - 36 \, a^{14} x^{11} + 64 \, a^{13} x^{10} + 20 \, a^{12} x^{9} - 90 \, a^{11} x^{8} + 20 \, a^{10} x^{7} + 64 \, a^{9} x^{6} - 36 \, a^{8} x^{5} - 20 \, a^{7} x^{4} + 20 \, a^{6} x^{3} - 4 \, a^{4} x + a^{3}\right )}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [B] time = 2.10024, size = 289, normalized size = 10.32 \begin{align*} \frac{4 \, a x - 1}{60 \,{\left (a^{19} x^{16} - 4 \, a^{18} x^{15} + 20 \, a^{16} x^{13} - 20 \, a^{15} x^{12} - 36 \, a^{14} x^{11} + 64 \, a^{13} x^{10} + 20 \, a^{12} x^{9} - 90 \, a^{11} x^{8} + 20 \, a^{10} x^{7} + 64 \, a^{9} x^{6} - 36 \, a^{8} x^{5} - 20 \, a^{7} x^{4} + 20 \, a^{6} x^{3} - 4 \, a^{4} x + a^{3}\right )}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [B] time = 106.773, size = 128, normalized size = 4.57 \begin{align*} \frac{4 a x - 1}{60 a^{19} x^{16} - 240 a^{18} x^{15} + 1200 a^{16} x^{13} - 1200 a^{15} x^{12} - 2160 a^{14} x^{11} + 3840 a^{13} x^{10} + 1200 a^{12} x^{9} - 5400 a^{11} x^{8} + 1200 a^{10} x^{7} + 3840 a^{9} x^{6} - 2160 a^{8} x^{5} - 1200 a^{7} x^{4} + 1200 a^{6} x^{3} - 240 a^{4} x + 60 a^{3}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [B] time = 1.98472, size = 180, normalized size = 6.43 \begin{align*} -\frac{2145 \, a^{5} x^{5} + 12540 \, a^{4} x^{4} + 30030 \, a^{3} x^{3} + 37080 \, a^{2} x^{2} + 23841 \, a x + 6476}{983040 \,{\left (a x + 1\right )}^{6} a^{3}} + \frac{2145 \, a^{9} x^{9} - 21780 \, a^{8} x^{8} + 99660 \, a^{7} x^{7} - 270480 \, a^{6} x^{6} + 481446 \, a^{5} x^{5} - 584920 \, a^{4} x^{4} + 486220 \, a^{3} x^{3} - 265680 \, a^{2} x^{2} + 84065 \, a x - 9908}{983040 \,{\left (a x - 1\right )}^{10} a^{3}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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