Integrand size = 24, antiderivative size = 82 \[ \int x^4 \left (a^2+2 a b x^2+b^2 x^4\right )^3 \, dx=\frac {a^6 x^5}{5}+\frac {6}{7} a^5 b x^7+\frac {5}{3} a^4 b^2 x^9+\frac {20}{11} a^3 b^3 x^{11}+\frac {15}{13} a^2 b^4 x^{13}+\frac {2}{5} a b^5 x^{15}+\frac {b^6 x^{17}}{17} \]
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Time = 0.03 (sec) , antiderivative size = 82, normalized size of antiderivative = 1.00, number of steps used = 3, number of rules used = 2, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.083, Rules used = {28, 276} \[ \int x^4 \left (a^2+2 a b x^2+b^2 x^4\right )^3 \, dx=\frac {a^6 x^5}{5}+\frac {6}{7} a^5 b x^7+\frac {5}{3} a^4 b^2 x^9+\frac {20}{11} a^3 b^3 x^{11}+\frac {15}{13} a^2 b^4 x^{13}+\frac {2}{5} a b^5 x^{15}+\frac {b^6 x^{17}}{17} \]
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Rule 28
Rule 276
Rubi steps \begin{align*} \text {integral}& = \frac {\int x^4 \left (a b+b^2 x^2\right )^6 \, dx}{b^6} \\ & = \frac {\int \left (a^6 b^6 x^4+6 a^5 b^7 x^6+15 a^4 b^8 x^8+20 a^3 b^9 x^{10}+15 a^2 b^{10} x^{12}+6 a b^{11} x^{14}+b^{12} x^{16}\right ) \, dx}{b^6} \\ & = \frac {a^6 x^5}{5}+\frac {6}{7} a^5 b x^7+\frac {5}{3} a^4 b^2 x^9+\frac {20}{11} a^3 b^3 x^{11}+\frac {15}{13} a^2 b^4 x^{13}+\frac {2}{5} a b^5 x^{15}+\frac {b^6 x^{17}}{17} \\ \end{align*}
Time = 0.00 (sec) , antiderivative size = 82, normalized size of antiderivative = 1.00 \[ \int x^4 \left (a^2+2 a b x^2+b^2 x^4\right )^3 \, dx=\frac {a^6 x^5}{5}+\frac {6}{7} a^5 b x^7+\frac {5}{3} a^4 b^2 x^9+\frac {20}{11} a^3 b^3 x^{11}+\frac {15}{13} a^2 b^4 x^{13}+\frac {2}{5} a b^5 x^{15}+\frac {b^6 x^{17}}{17} \]
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Time = 0.09 (sec) , antiderivative size = 69, normalized size of antiderivative = 0.84
method | result | size |
default | \(\frac {1}{5} a^{6} x^{5}+\frac {6}{7} a^{5} b \,x^{7}+\frac {5}{3} a^{4} b^{2} x^{9}+\frac {20}{11} a^{3} b^{3} x^{11}+\frac {15}{13} a^{2} b^{4} x^{13}+\frac {2}{5} a \,b^{5} x^{15}+\frac {1}{17} b^{6} x^{17}\) | \(69\) |
norman | \(\frac {1}{5} a^{6} x^{5}+\frac {6}{7} a^{5} b \,x^{7}+\frac {5}{3} a^{4} b^{2} x^{9}+\frac {20}{11} a^{3} b^{3} x^{11}+\frac {15}{13} a^{2} b^{4} x^{13}+\frac {2}{5} a \,b^{5} x^{15}+\frac {1}{17} b^{6} x^{17}\) | \(69\) |
risch | \(\frac {1}{5} a^{6} x^{5}+\frac {6}{7} a^{5} b \,x^{7}+\frac {5}{3} a^{4} b^{2} x^{9}+\frac {20}{11} a^{3} b^{3} x^{11}+\frac {15}{13} a^{2} b^{4} x^{13}+\frac {2}{5} a \,b^{5} x^{15}+\frac {1}{17} b^{6} x^{17}\) | \(69\) |
parallelrisch | \(\frac {1}{5} a^{6} x^{5}+\frac {6}{7} a^{5} b \,x^{7}+\frac {5}{3} a^{4} b^{2} x^{9}+\frac {20}{11} a^{3} b^{3} x^{11}+\frac {15}{13} a^{2} b^{4} x^{13}+\frac {2}{5} a \,b^{5} x^{15}+\frac {1}{17} b^{6} x^{17}\) | \(69\) |
gosper | \(\frac {x^{5} \left (15015 b^{6} x^{12}+102102 a \,b^{5} x^{10}+294525 a^{2} b^{4} x^{8}+464100 a^{3} b^{3} x^{6}+425425 a^{4} b^{2} x^{4}+218790 a^{5} b \,x^{2}+51051 a^{6}\right )}{255255}\) | \(71\) |
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Time = 0.24 (sec) , antiderivative size = 68, normalized size of antiderivative = 0.83 \[ \int x^4 \left (a^2+2 a b x^2+b^2 x^4\right )^3 \, dx=\frac {1}{17} \, b^{6} x^{17} + \frac {2}{5} \, a b^{5} x^{15} + \frac {15}{13} \, a^{2} b^{4} x^{13} + \frac {20}{11} \, a^{3} b^{3} x^{11} + \frac {5}{3} \, a^{4} b^{2} x^{9} + \frac {6}{7} \, a^{5} b x^{7} + \frac {1}{5} \, a^{6} x^{5} \]
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Time = 0.02 (sec) , antiderivative size = 80, normalized size of antiderivative = 0.98 \[ \int x^4 \left (a^2+2 a b x^2+b^2 x^4\right )^3 \, dx=\frac {a^{6} x^{5}}{5} + \frac {6 a^{5} b x^{7}}{7} + \frac {5 a^{4} b^{2} x^{9}}{3} + \frac {20 a^{3} b^{3} x^{11}}{11} + \frac {15 a^{2} b^{4} x^{13}}{13} + \frac {2 a b^{5} x^{15}}{5} + \frac {b^{6} x^{17}}{17} \]
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Time = 0.19 (sec) , antiderivative size = 68, normalized size of antiderivative = 0.83 \[ \int x^4 \left (a^2+2 a b x^2+b^2 x^4\right )^3 \, dx=\frac {1}{17} \, b^{6} x^{17} + \frac {2}{5} \, a b^{5} x^{15} + \frac {15}{13} \, a^{2} b^{4} x^{13} + \frac {20}{11} \, a^{3} b^{3} x^{11} + \frac {5}{3} \, a^{4} b^{2} x^{9} + \frac {6}{7} \, a^{5} b x^{7} + \frac {1}{5} \, a^{6} x^{5} \]
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Time = 0.26 (sec) , antiderivative size = 68, normalized size of antiderivative = 0.83 \[ \int x^4 \left (a^2+2 a b x^2+b^2 x^4\right )^3 \, dx=\frac {1}{17} \, b^{6} x^{17} + \frac {2}{5} \, a b^{5} x^{15} + \frac {15}{13} \, a^{2} b^{4} x^{13} + \frac {20}{11} \, a^{3} b^{3} x^{11} + \frac {5}{3} \, a^{4} b^{2} x^{9} + \frac {6}{7} \, a^{5} b x^{7} + \frac {1}{5} \, a^{6} x^{5} \]
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Time = 0.03 (sec) , antiderivative size = 68, normalized size of antiderivative = 0.83 \[ \int x^4 \left (a^2+2 a b x^2+b^2 x^4\right )^3 \, dx=\frac {a^6\,x^5}{5}+\frac {6\,a^5\,b\,x^7}{7}+\frac {5\,a^4\,b^2\,x^9}{3}+\frac {20\,a^3\,b^3\,x^{11}}{11}+\frac {15\,a^2\,b^4\,x^{13}}{13}+\frac {2\,a\,b^5\,x^{15}}{5}+\frac {b^6\,x^{17}}{17} \]
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