Integrand size = 21, antiderivative size = 108 \[ \int \frac {F^{a+\frac {b}{c+d x}}}{(c+d x)^7} \, dx=\frac {F^{a+\frac {b}{c+d x}} \left (120 (c+d x)^5-120 b (c+d x)^4 \log (F)+60 b^2 (c+d x)^3 \log ^2(F)-20 b^3 (c+d x)^2 \log ^3(F)+5 b^4 (c+d x) \log ^4(F)-b^5 \log ^5(F)\right )}{b^6 d (c+d x)^5 \log ^6(F)} \]
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Time = 0.05 (sec) , antiderivative size = 108, normalized size of antiderivative = 1.00, number of steps used = 1, number of rules used = 1, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.048, Rules used = {2249} \[ \int \frac {F^{a+\frac {b}{c+d x}}}{(c+d x)^7} \, dx=\frac {F^{a+\frac {b}{c+d x}} \left (-b^5 \log ^5(F)+5 b^4 \log ^4(F) (c+d x)-20 b^3 \log ^3(F) (c+d x)^2+60 b^2 \log ^2(F) (c+d x)^3-120 b \log (F) (c+d x)^4+120 (c+d x)^5\right )}{b^6 d \log ^6(F) (c+d x)^5} \]
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Rule 2249
Rubi steps \begin{align*} \text {integral}& = \frac {F^{a+\frac {b}{c+d x}} \left (120 (c+d x)^5-120 b (c+d x)^4 \log (F)+60 b^2 (c+d x)^3 \log ^2(F)-20 b^3 (c+d x)^2 \log ^3(F)+5 b^4 (c+d x) \log ^4(F)-b^5 \log ^5(F)\right )}{b^6 d (c+d x)^5 \log ^6(F)} \\ \end{align*}
Result contains higher order function than in optimal. Order 4 vs. order 3 in optimal.
Time = 0.01 (sec) , antiderivative size = 28, normalized size of antiderivative = 0.26 \[ \int \frac {F^{a+\frac {b}{c+d x}}}{(c+d x)^7} \, dx=\frac {F^a \Gamma \left (6,-\frac {b \log (F)}{c+d x}\right )}{b^6 d \log ^6(F)} \]
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Leaf count of result is larger than twice the leaf count of optimal. \(270\) vs. \(2(108)=216\).
Time = 0.75 (sec) , antiderivative size = 271, normalized size of antiderivative = 2.51
method | result | size |
risch | \(-\frac {\left (b^{5} \ln \left (F \right )^{5}-5 \ln \left (F \right )^{4} b^{4} d x +20 \ln \left (F \right )^{3} b^{3} d^{2} x^{2}-60 \ln \left (F \right )^{2} b^{2} d^{3} x^{3}+120 \ln \left (F \right ) b \,d^{4} x^{4}-120 d^{5} x^{5}-5 \ln \left (F \right )^{4} b^{4} c +40 \ln \left (F \right )^{3} b^{3} c d x -180 \ln \left (F \right )^{2} b^{2} c \,d^{2} x^{2}+480 \ln \left (F \right ) b c \,d^{3} x^{3}-600 c \,d^{4} x^{4}+20 \ln \left (F \right )^{3} b^{3} c^{2}-180 \ln \left (F \right )^{2} b^{2} c^{2} d x +720 \ln \left (F \right ) b \,c^{2} d^{2} x^{2}-1200 c^{2} d^{3} x^{3}-60 \ln \left (F \right )^{2} b^{2} c^{3}+480 \ln \left (F \right ) b \,c^{3} d x -1200 c^{3} d^{2} x^{2}+120 \ln \left (F \right ) b \,c^{4}-600 c^{4} d x -120 c^{5}\right ) F^{\frac {x a d +c a +b}{d x +c}}}{b^{6} \ln \left (F \right )^{6} d \left (d x +c \right )^{5}}\) | \(271\) |
norman | \(\frac {\frac {120 d^{5} x^{6} {\mathrm e}^{\left (a +\frac {b}{d x +c}\right ) \ln \left (F \right )}}{\ln \left (F \right )^{6} b^{6}}-\frac {\left (b^{5} \ln \left (F \right )^{5}-10 \ln \left (F \right )^{4} b^{4} c +60 \ln \left (F \right )^{3} b^{3} c^{2}-240 \ln \left (F \right )^{2} b^{2} c^{3}+600 \ln \left (F \right ) b \,c^{4}-720 c^{5}\right ) x \,{\mathrm e}^{\left (a +\frac {b}{d x +c}\right ) \ln \left (F \right )}}{\ln \left (F \right )^{6} b^{6}}+\frac {5 d \left (b^{4} \ln \left (F \right )^{4}-12 \ln \left (F \right )^{3} b^{3} c +72 \ln \left (F \right )^{2} b^{2} c^{2}-240 \ln \left (F \right ) b \,c^{3}+360 c^{4}\right ) x^{2} {\mathrm e}^{\left (a +\frac {b}{d x +c}\right ) \ln \left (F \right )}}{b^{6} \ln \left (F \right )^{6}}-\frac {20 d^{2} \left (\ln \left (F \right )^{3} b^{3}-12 \ln \left (F \right )^{2} b^{2} c +60 \ln \left (F \right ) b \,c^{2}-120 c^{3}\right ) x^{3} {\mathrm e}^{\left (a +\frac {b}{d x +c}\right ) \ln \left (F \right )}}{\ln \left (F \right )^{6} b^{6}}+\frac {60 d^{3} \left (\ln \left (F \right )^{2} b^{2}-10 c b \ln \left (F \right )+30 c^{2}\right ) x^{4} {\mathrm e}^{\left (a +\frac {b}{d x +c}\right ) \ln \left (F \right )}}{\ln \left (F \right )^{6} b^{6}}-\frac {120 d^{4} \left (b \ln \left (F \right )-6 c \right ) x^{5} {\mathrm e}^{\left (a +\frac {b}{d x +c}\right ) \ln \left (F \right )}}{\ln \left (F \right )^{6} b^{6}}-\frac {\left (b^{5} \ln \left (F \right )^{5}-5 \ln \left (F \right )^{4} b^{4} c +20 \ln \left (F \right )^{3} b^{3} c^{2}-60 \ln \left (F \right )^{2} b^{2} c^{3}+120 \ln \left (F \right ) b \,c^{4}-120 c^{5}\right ) c \,{\mathrm e}^{\left (a +\frac {b}{d x +c}\right ) \ln \left (F \right )}}{b^{6} \ln \left (F \right )^{6} d}}{\left (d x +c \right )^{6}}\) | \(427\) |
parallelrisch | \(\frac {120 d^{13} F^{a +\frac {b}{d x +c}} x^{5}+5 \ln \left (F \right )^{4} x \,F^{a +\frac {b}{d x +c}} b^{4} d^{9}-20 \ln \left (F \right )^{3} x^{2} F^{a +\frac {b}{d x +c}} b^{3} d^{10}+60 \ln \left (F \right )^{2} x^{3} F^{a +\frac {b}{d x +c}} b^{2} d^{11}-120 \ln \left (F \right ) x^{4} F^{a +\frac {b}{d x +c}} b \,d^{12}+5 \ln \left (F \right )^{4} F^{a +\frac {b}{d x +c}} b^{4} c \,d^{8}-20 \ln \left (F \right )^{3} F^{a +\frac {b}{d x +c}} b^{3} c^{2} d^{8}+60 \ln \left (F \right )^{2} F^{a +\frac {b}{d x +c}} b^{2} c^{3} d^{8}-120 \ln \left (F \right ) F^{a +\frac {b}{d x +c}} b \,c^{4} d^{8}+600 x^{4} F^{a +\frac {b}{d x +c}} c \,d^{12}+1200 x^{3} F^{a +\frac {b}{d x +c}} c^{2} d^{11}+1200 x^{2} F^{a +\frac {b}{d x +c}} c^{3} d^{10}+600 x \,F^{a +\frac {b}{d x +c}} c^{4} d^{9}-\ln \left (F \right )^{5} F^{a +\frac {b}{d x +c}} b^{5} d^{8}-40 \ln \left (F \right )^{3} x \,F^{a +\frac {b}{d x +c}} b^{3} c \,d^{9}+180 \ln \left (F \right )^{2} x^{2} F^{a +\frac {b}{d x +c}} b^{2} c \,d^{10}-480 \ln \left (F \right ) x^{3} F^{a +\frac {b}{d x +c}} b c \,d^{11}+180 \ln \left (F \right )^{2} x \,F^{a +\frac {b}{d x +c}} b^{2} c^{2} d^{9}-720 \ln \left (F \right ) x^{2} F^{a +\frac {b}{d x +c}} b \,c^{2} d^{10}-480 \ln \left (F \right ) x \,F^{a +\frac {b}{d x +c}} b \,c^{3} d^{9}+120 F^{a +\frac {b}{d x +c}} c^{5} d^{8}}{\left (d x +c \right )^{5} d^{9} b^{6} \ln \left (F \right )^{6}}\) | \(553\) |
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Leaf count of result is larger than twice the leaf count of optimal. 302 vs. \(2 (108) = 216\).
Time = 0.29 (sec) , antiderivative size = 302, normalized size of antiderivative = 2.80 \[ \int \frac {F^{a+\frac {b}{c+d x}}}{(c+d x)^7} \, dx=\frac {{\left (120 \, d^{5} x^{5} - b^{5} \log \left (F\right )^{5} + 600 \, c d^{4} x^{4} + 1200 \, c^{2} d^{3} x^{3} + 1200 \, c^{3} d^{2} x^{2} + 600 \, c^{4} d x + 120 \, c^{5} + 5 \, {\left (b^{4} d x + b^{4} c\right )} \log \left (F\right )^{4} - 20 \, {\left (b^{3} d^{2} x^{2} + 2 \, b^{3} c d x + b^{3} c^{2}\right )} \log \left (F\right )^{3} + 60 \, {\left (b^{2} d^{3} x^{3} + 3 \, b^{2} c d^{2} x^{2} + 3 \, b^{2} c^{2} d x + b^{2} c^{3}\right )} \log \left (F\right )^{2} - 120 \, {\left (b d^{4} x^{4} + 4 \, b c d^{3} x^{3} + 6 \, b c^{2} d^{2} x^{2} + 4 \, b c^{3} d x + b c^{4}\right )} \log \left (F\right )\right )} F^{\frac {a d x + a c + b}{d x + c}}}{{\left (b^{6} d^{6} x^{5} + 5 \, b^{6} c d^{5} x^{4} + 10 \, b^{6} c^{2} d^{4} x^{3} + 10 \, b^{6} c^{3} d^{3} x^{2} + 5 \, b^{6} c^{4} d^{2} x + b^{6} c^{5} d\right )} \log \left (F\right )^{6}} \]
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Leaf count of result is larger than twice the leaf count of optimal. 388 vs. \(2 (105) = 210\).
Time = 0.19 (sec) , antiderivative size = 388, normalized size of antiderivative = 3.59 \[ \int \frac {F^{a+\frac {b}{c+d x}}}{(c+d x)^7} \, dx=\frac {F^{a + \frac {b}{c + d x}} \left (- b^{5} \log {\left (F \right )}^{5} + 5 b^{4} c \log {\left (F \right )}^{4} + 5 b^{4} d x \log {\left (F \right )}^{4} - 20 b^{3} c^{2} \log {\left (F \right )}^{3} - 40 b^{3} c d x \log {\left (F \right )}^{3} - 20 b^{3} d^{2} x^{2} \log {\left (F \right )}^{3} + 60 b^{2} c^{3} \log {\left (F \right )}^{2} + 180 b^{2} c^{2} d x \log {\left (F \right )}^{2} + 180 b^{2} c d^{2} x^{2} \log {\left (F \right )}^{2} + 60 b^{2} d^{3} x^{3} \log {\left (F \right )}^{2} - 120 b c^{4} \log {\left (F \right )} - 480 b c^{3} d x \log {\left (F \right )} - 720 b c^{2} d^{2} x^{2} \log {\left (F \right )} - 480 b c d^{3} x^{3} \log {\left (F \right )} - 120 b d^{4} x^{4} \log {\left (F \right )} + 120 c^{5} + 600 c^{4} d x + 1200 c^{3} d^{2} x^{2} + 1200 c^{2} d^{3} x^{3} + 600 c d^{4} x^{4} + 120 d^{5} x^{5}\right )}{b^{6} c^{5} d \log {\left (F \right )}^{6} + 5 b^{6} c^{4} d^{2} x \log {\left (F \right )}^{6} + 10 b^{6} c^{3} d^{3} x^{2} \log {\left (F \right )}^{6} + 10 b^{6} c^{2} d^{4} x^{3} \log {\left (F \right )}^{6} + 5 b^{6} c d^{5} x^{4} \log {\left (F \right )}^{6} + b^{6} d^{6} x^{5} \log {\left (F \right )}^{6}} \]
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\[ \int \frac {F^{a+\frac {b}{c+d x}}}{(c+d x)^7} \, dx=\int { \frac {F^{a + \frac {b}{d x + c}}}{{\left (d x + c\right )}^{7}} \,d x } \]
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\[ \int \frac {F^{a+\frac {b}{c+d x}}}{(c+d x)^7} \, dx=\int { \frac {F^{a + \frac {b}{d x + c}}}{{\left (d x + c\right )}^{7}} \,d x } \]
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Time = 0.65 (sec) , antiderivative size = 315, normalized size of antiderivative = 2.92 \[ \int \frac {F^{a+\frac {b}{c+d x}}}{(c+d x)^7} \, dx=\frac {F^a\,F^{\frac {b}{c+d\,x}}\,\left (\frac {120\,x^5}{b^6\,d\,{\ln \left (F\right )}^6}-\frac {b^5\,{\ln \left (F\right )}^5-5\,b^4\,c\,{\ln \left (F\right )}^4+20\,b^3\,c^2\,{\ln \left (F\right )}^3-60\,b^2\,c^3\,{\ln \left (F\right )}^2+120\,b\,c^4\,\ln \left (F\right )-120\,c^5}{b^6\,d^6\,{\ln \left (F\right )}^6}-\frac {20\,x^2\,\left (b^3\,{\ln \left (F\right )}^3-9\,b^2\,c\,{\ln \left (F\right )}^2+36\,b\,c^2\,\ln \left (F\right )-60\,c^3\right )}{b^6\,d^4\,{\ln \left (F\right )}^6}+\frac {60\,x^3\,\left (b^2\,{\ln \left (F\right )}^2-8\,b\,c\,\ln \left (F\right )+20\,c^2\right )}{b^6\,d^3\,{\ln \left (F\right )}^6}+\frac {120\,x^4\,\left (5\,c-b\,\ln \left (F\right )\right )}{b^6\,d^2\,{\ln \left (F\right )}^6}+\frac {5\,x\,\left (b^4\,{\ln \left (F\right )}^4-8\,b^3\,c\,{\ln \left (F\right )}^3+36\,b^2\,c^2\,{\ln \left (F\right )}^2-96\,b\,c^3\,\ln \left (F\right )+120\,c^4\right )}{b^6\,d^5\,{\ln \left (F\right )}^6}\right )}{x^5+\frac {c^5}{d^5}+\frac {5\,c\,x^4}{d}+\frac {5\,c^4\,x}{d^4}+\frac {10\,c^2\,x^3}{d^2}+\frac {10\,c^3\,x^2}{d^3}} \]
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