Integrand size = 22, antiderivative size = 122 \[ \int \frac {e^{4 \coth ^{-1}(a x)}}{\left (c-a^2 c x^2\right )^4} \, dx=\frac {1}{20 a c^4 (1-a x)^5}+\frac {1}{16 a c^4 (1-a x)^4}+\frac {1}{16 a c^4 (1-a x)^3}+\frac {1}{16 a c^4 (1-a x)^2}+\frac {5}{64 a c^4 (1-a x)}-\frac {1}{64 a c^4 (1+a x)}+\frac {3 \text {arctanh}(a x)}{32 a c^4} \]
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Time = 0.10 (sec) , antiderivative size = 122, normalized size of antiderivative = 1.00, number of steps used = 5, number of rules used = 4, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.182, Rules used = {6302, 6275, 46, 213} \[ \int \frac {e^{4 \coth ^{-1}(a x)}}{\left (c-a^2 c x^2\right )^4} \, dx=\frac {3 \text {arctanh}(a x)}{32 a c^4}+\frac {5}{64 a c^4 (1-a x)}-\frac {1}{64 a c^4 (a x+1)}+\frac {1}{16 a c^4 (1-a x)^2}+\frac {1}{16 a c^4 (1-a x)^3}+\frac {1}{16 a c^4 (1-a x)^4}+\frac {1}{20 a c^4 (1-a x)^5} \]
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Rule 46
Rule 213
Rule 6275
Rule 6302
Rubi steps \begin{align*} \text {integral}& = \int \frac {e^{4 \text {arctanh}(a x)}}{\left (c-a^2 c x^2\right )^4} \, dx \\ & = \frac {\int \frac {1}{(1-a x)^6 (1+a x)^2} \, dx}{c^4} \\ & = \frac {\int \left (\frac {1}{4 (-1+a x)^6}-\frac {1}{4 (-1+a x)^5}+\frac {3}{16 (-1+a x)^4}-\frac {1}{8 (-1+a x)^3}+\frac {5}{64 (-1+a x)^2}+\frac {1}{64 (1+a x)^2}-\frac {3}{32 \left (-1+a^2 x^2\right )}\right ) \, dx}{c^4} \\ & = \frac {1}{20 a c^4 (1-a x)^5}+\frac {1}{16 a c^4 (1-a x)^4}+\frac {1}{16 a c^4 (1-a x)^3}+\frac {1}{16 a c^4 (1-a x)^2}+\frac {5}{64 a c^4 (1-a x)}-\frac {1}{64 a c^4 (1+a x)}-\frac {3 \int \frac {1}{-1+a^2 x^2} \, dx}{32 c^4} \\ & = \frac {1}{20 a c^4 (1-a x)^5}+\frac {1}{16 a c^4 (1-a x)^4}+\frac {1}{16 a c^4 (1-a x)^3}+\frac {1}{16 a c^4 (1-a x)^2}+\frac {5}{64 a c^4 (1-a x)}-\frac {1}{64 a c^4 (1+a x)}+\frac {3 \text {arctanh}(a x)}{32 a c^4} \\ \end{align*}
Time = 0.07 (sec) , antiderivative size = 80, normalized size of antiderivative = 0.66 \[ \int \frac {e^{4 \coth ^{-1}(a x)}}{\left (c-a^2 c x^2\right )^4} \, dx=\frac {-48+47 a x+20 a^2 x^2-80 a^3 x^3+60 a^4 x^4-15 a^5 x^5+15 (-1+a x)^5 (1+a x) \text {arctanh}(a x)}{160 a c^4 (-1+a x)^5 (1+a x)} \]
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Time = 0.63 (sec) , antiderivative size = 92, normalized size of antiderivative = 0.75
method | result | size |
risch | \(\frac {-\frac {3 a^{4} x^{5}}{32}+\frac {3 a^{3} x^{4}}{8}-\frac {a^{2} x^{3}}{2}+\frac {a \,x^{2}}{8}+\frac {47 x}{160}-\frac {3}{10 a}}{c^{4} \left (a x -1\right )^{4} \left (a^{2} x^{2}-1\right )}-\frac {3 \ln \left (a x -1\right )}{64 a \,c^{4}}+\frac {3 \ln \left (-a x -1\right )}{64 a \,c^{4}}\) | \(92\) |
default | \(\frac {-\frac {1}{64 a \left (a x +1\right )}+\frac {3 \ln \left (a x +1\right )}{64 a}-\frac {1}{20 a \left (a x -1\right )^{5}}+\frac {1}{16 a \left (a x -1\right )^{4}}-\frac {1}{16 a \left (a x -1\right )^{3}}+\frac {1}{16 \left (a x -1\right )^{2} a}-\frac {5}{64 a \left (a x -1\right )}-\frac {3 \ln \left (a x -1\right )}{64 a}}{c^{4}}\) | \(100\) |
norman | \(\frac {-\frac {a^{3} x^{4}}{2 c}-\frac {29 x}{32 c}-\frac {3 a \,x^{2}}{16 c}+\frac {59 a^{2} x^{3}}{32 c}-\frac {263 a^{4} x^{5}}{160 c}+\frac {63 a^{5} x^{6}}{80 c}+\frac {81 a^{6} x^{7}}{160 c}-\frac {3 a^{7} x^{8}}{10 c}}{\left (a x -1\right )^{5} \left (a x +1\right )^{3} c^{3}}-\frac {3 \ln \left (a x -1\right )}{64 a \,c^{4}}+\frac {3 \ln \left (a x +1\right )}{64 a \,c^{4}}\) | \(130\) |
parallelrisch | \(\frac {60 a \ln \left (a x +1\right ) x -75 a^{2} \ln \left (a x +1\right ) x^{2}+354 a^{5} x^{5}-160 a^{3} x^{3}-60 \ln \left (a x +1\right ) x^{5} a^{5}+15 \ln \left (a x +1\right ) x^{6} a^{6}+75 \ln \left (a x +1\right ) x^{4} a^{4}-15 \ln \left (a x -1\right ) x^{6} a^{6}+60 \ln \left (a x -1\right ) x^{5} a^{5}-75 \ln \left (a x -1\right ) x^{4} a^{4}-96 a^{6} x^{6}-290 a x +75 a^{2} \ln \left (a x -1\right ) x^{2}-60 a \ln \left (a x -1\right ) x -360 a^{4} x^{4}+15 \ln \left (a x -1\right )-15 \ln \left (a x +1\right )+520 a^{2} x^{2}}{320 \left (a^{2} x^{2}-1\right ) \left (a x -1\right )^{4} c^{4} a}\) | \(220\) |
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Time = 0.25 (sec) , antiderivative size = 191, normalized size of antiderivative = 1.57 \[ \int \frac {e^{4 \coth ^{-1}(a x)}}{\left (c-a^2 c x^2\right )^4} \, dx=-\frac {30 \, a^{5} x^{5} - 120 \, a^{4} x^{4} + 160 \, a^{3} x^{3} - 40 \, a^{2} x^{2} - 94 \, a x - 15 \, {\left (a^{6} x^{6} - 4 \, a^{5} x^{5} + 5 \, a^{4} x^{4} - 5 \, a^{2} x^{2} + 4 \, a x - 1\right )} \log \left (a x + 1\right ) + 15 \, {\left (a^{6} x^{6} - 4 \, a^{5} x^{5} + 5 \, a^{4} x^{4} - 5 \, a^{2} x^{2} + 4 \, a x - 1\right )} \log \left (a x - 1\right ) + 96}{320 \, {\left (a^{7} c^{4} x^{6} - 4 \, a^{6} c^{4} x^{5} + 5 \, a^{5} c^{4} x^{4} - 5 \, a^{3} c^{4} x^{2} + 4 \, a^{2} c^{4} x - a c^{4}\right )}} \]
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Time = 0.29 (sec) , antiderivative size = 129, normalized size of antiderivative = 1.06 \[ \int \frac {e^{4 \coth ^{-1}(a x)}}{\left (c-a^2 c x^2\right )^4} \, dx=\frac {- 15 a^{5} x^{5} + 60 a^{4} x^{4} - 80 a^{3} x^{3} + 20 a^{2} x^{2} + 47 a x - 48}{160 a^{7} c^{4} x^{6} - 640 a^{6} c^{4} x^{5} + 800 a^{5} c^{4} x^{4} - 800 a^{3} c^{4} x^{2} + 640 a^{2} c^{4} x - 160 a c^{4}} + \frac {- \frac {3 \log {\left (x - \frac {1}{a} \right )}}{64} + \frac {3 \log {\left (x + \frac {1}{a} \right )}}{64}}{a c^{4}} \]
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Time = 0.19 (sec) , antiderivative size = 130, normalized size of antiderivative = 1.07 \[ \int \frac {e^{4 \coth ^{-1}(a x)}}{\left (c-a^2 c x^2\right )^4} \, dx=-\frac {15 \, a^{5} x^{5} - 60 \, a^{4} x^{4} + 80 \, a^{3} x^{3} - 20 \, a^{2} x^{2} - 47 \, a x + 48}{160 \, {\left (a^{7} c^{4} x^{6} - 4 \, a^{6} c^{4} x^{5} + 5 \, a^{5} c^{4} x^{4} - 5 \, a^{3} c^{4} x^{2} + 4 \, a^{2} c^{4} x - a c^{4}\right )}} + \frac {3 \, \log \left (a x + 1\right )}{64 \, a c^{4}} - \frac {3 \, \log \left (a x - 1\right )}{64 \, a c^{4}} \]
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Time = 0.27 (sec) , antiderivative size = 127, normalized size of antiderivative = 1.04 \[ \int \frac {e^{4 \coth ^{-1}(a x)}}{\left (c-a^2 c x^2\right )^4} \, dx=\frac {3 \, \log \left ({\left | -\frac {2}{a x - 1} - 1 \right |}\right )}{64 \, a c^{4}} + \frac {1}{128 \, a c^{4} {\left (\frac {2}{a x - 1} + 1\right )}} - \frac {\frac {25 \, a^{9} c^{16}}{a x - 1} - \frac {20 \, a^{9} c^{16}}{{\left (a x - 1\right )}^{2}} + \frac {20 \, a^{9} c^{16}}{{\left (a x - 1\right )}^{3}} - \frac {20 \, a^{9} c^{16}}{{\left (a x - 1\right )}^{4}} + \frac {16 \, a^{9} c^{16}}{{\left (a x - 1\right )}^{5}}}{320 \, a^{10} c^{20}} \]
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Time = 3.96 (sec) , antiderivative size = 111, normalized size of antiderivative = 0.91 \[ \int \frac {e^{4 \coth ^{-1}(a x)}}{\left (c-a^2 c x^2\right )^4} \, dx=\frac {3\,\mathrm {atanh}\left (a\,x\right )}{32\,a\,c^4}-\frac {\frac {47\,x}{160}+\frac {a\,x^2}{8}-\frac {3}{10\,a}-\frac {a^2\,x^3}{2}+\frac {3\,a^3\,x^4}{8}-\frac {3\,a^4\,x^5}{32}}{-a^6\,c^4\,x^6+4\,a^5\,c^4\,x^5-5\,a^4\,c^4\,x^4+5\,a^2\,c^4\,x^2-4\,a\,c^4\,x+c^4} \]
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