Integrand size = 25, antiderivative size = 373 \[ \int x^3 (d+i c d x)^2 (a+b \arctan (c x))^2 \, dx=\frac {5 a b d^2 x}{6 c^3}-\frac {3 i b^2 d^2 x}{5 c^3}+\frac {31 b^2 d^2 x^2}{180 c^2}+\frac {i b^2 d^2 x^3}{15 c}-\frac {1}{60} b^2 d^2 x^4+\frac {3 i b^2 d^2 \arctan (c x)}{5 c^4}+\frac {5 b^2 d^2 x \arctan (c x)}{6 c^3}+\frac {2 i b d^2 x^2 (a+b \arctan (c x))}{5 c^2}-\frac {5 b d^2 x^3 (a+b \arctan (c x))}{18 c}-\frac {1}{5} i b d^2 x^4 (a+b \arctan (c x))+\frac {1}{15} b c d^2 x^5 (a+b \arctan (c x))-\frac {49 d^2 (a+b \arctan (c x))^2}{60 c^4}+\frac {1}{4} d^2 x^4 (a+b \arctan (c x))^2+\frac {2}{5} i c d^2 x^5 (a+b \arctan (c x))^2-\frac {1}{6} c^2 d^2 x^6 (a+b \arctan (c x))^2+\frac {4 i b d^2 (a+b \arctan (c x)) \log \left (\frac {2}{1+i c x}\right )}{5 c^4}-\frac {53 b^2 d^2 \log \left (1+c^2 x^2\right )}{90 c^4}-\frac {2 b^2 d^2 \operatorname {PolyLog}\left (2,1-\frac {2}{1+i c x}\right )}{5 c^4} \]
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Time = 0.69 (sec) , antiderivative size = 373, normalized size of antiderivative = 1.00, number of steps used = 43, number of rules used = 15, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.600, Rules used = {4996, 4946, 5036, 272, 45, 4930, 266, 5004, 308, 209, 327, 5040, 4964, 2449, 2352} \[ \int x^3 (d+i c d x)^2 (a+b \arctan (c x))^2 \, dx=-\frac {49 d^2 (a+b \arctan (c x))^2}{60 c^4}+\frac {4 i b d^2 \log \left (\frac {2}{1+i c x}\right ) (a+b \arctan (c x))}{5 c^4}-\frac {1}{6} c^2 d^2 x^6 (a+b \arctan (c x))^2+\frac {2 i b d^2 x^2 (a+b \arctan (c x))}{5 c^2}+\frac {2}{5} i c d^2 x^5 (a+b \arctan (c x))^2+\frac {1}{15} b c d^2 x^5 (a+b \arctan (c x))+\frac {1}{4} d^2 x^4 (a+b \arctan (c x))^2-\frac {1}{5} i b d^2 x^4 (a+b \arctan (c x))-\frac {5 b d^2 x^3 (a+b \arctan (c x))}{18 c}+\frac {5 a b d^2 x}{6 c^3}+\frac {3 i b^2 d^2 \arctan (c x)}{5 c^4}+\frac {5 b^2 d^2 x \arctan (c x)}{6 c^3}-\frac {2 b^2 d^2 \operatorname {PolyLog}\left (2,1-\frac {2}{i c x+1}\right )}{5 c^4}-\frac {3 i b^2 d^2 x}{5 c^3}+\frac {31 b^2 d^2 x^2}{180 c^2}-\frac {53 b^2 d^2 \log \left (c^2 x^2+1\right )}{90 c^4}+\frac {i b^2 d^2 x^3}{15 c}-\frac {1}{60} b^2 d^2 x^4 \]
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Rule 45
Rule 209
Rule 266
Rule 272
Rule 308
Rule 327
Rule 2352
Rule 2449
Rule 4930
Rule 4946
Rule 4964
Rule 4996
Rule 5004
Rule 5036
Rule 5040
Rubi steps \begin{align*} \text {integral}& = \int \left (d^2 x^3 (a+b \arctan (c x))^2+2 i c d^2 x^4 (a+b \arctan (c x))^2-c^2 d^2 x^5 (a+b \arctan (c x))^2\right ) \, dx \\ & = d^2 \int x^3 (a+b \arctan (c x))^2 \, dx+\left (2 i c d^2\right ) \int x^4 (a+b \arctan (c x))^2 \, dx-\left (c^2 d^2\right ) \int x^5 (a+b \arctan (c x))^2 \, dx \\ & = \frac {1}{4} d^2 x^4 (a+b \arctan (c x))^2+\frac {2}{5} i c d^2 x^5 (a+b \arctan (c x))^2-\frac {1}{6} c^2 d^2 x^6 (a+b \arctan (c x))^2-\frac {1}{2} \left (b c d^2\right ) \int \frac {x^4 (a+b \arctan (c x))}{1+c^2 x^2} \, dx-\frac {1}{5} \left (4 i b c^2 d^2\right ) \int \frac {x^5 (a+b \arctan (c x))}{1+c^2 x^2} \, dx+\frac {1}{3} \left (b c^3 d^2\right ) \int \frac {x^6 (a+b \arctan (c x))}{1+c^2 x^2} \, dx \\ & = \frac {1}{4} d^2 x^4 (a+b \arctan (c x))^2+\frac {2}{5} i c d^2 x^5 (a+b \arctan (c x))^2-\frac {1}{6} c^2 d^2 x^6 (a+b \arctan (c x))^2-\frac {1}{5} \left (4 i b d^2\right ) \int x^3 (a+b \arctan (c x)) \, dx+\frac {1}{5} \left (4 i b d^2\right ) \int \frac {x^3 (a+b \arctan (c x))}{1+c^2 x^2} \, dx-\frac {\left (b d^2\right ) \int x^2 (a+b \arctan (c x)) \, dx}{2 c}+\frac {\left (b d^2\right ) \int \frac {x^2 (a+b \arctan (c x))}{1+c^2 x^2} \, dx}{2 c}+\frac {1}{3} \left (b c d^2\right ) \int x^4 (a+b \arctan (c x)) \, dx-\frac {1}{3} \left (b c d^2\right ) \int \frac {x^4 (a+b \arctan (c x))}{1+c^2 x^2} \, dx \\ & = -\frac {b d^2 x^3 (a+b \arctan (c x))}{6 c}-\frac {1}{5} i b d^2 x^4 (a+b \arctan (c x))+\frac {1}{15} b c d^2 x^5 (a+b \arctan (c x))+\frac {1}{4} d^2 x^4 (a+b \arctan (c x))^2+\frac {2}{5} i c d^2 x^5 (a+b \arctan (c x))^2-\frac {1}{6} c^2 d^2 x^6 (a+b \arctan (c x))^2+\frac {1}{6} \left (b^2 d^2\right ) \int \frac {x^3}{1+c^2 x^2} \, dx+\frac {\left (b d^2\right ) \int (a+b \arctan (c x)) \, dx}{2 c^3}-\frac {\left (b d^2\right ) \int \frac {a+b \arctan (c x)}{1+c^2 x^2} \, dx}{2 c^3}+\frac {\left (4 i b d^2\right ) \int x (a+b \arctan (c x)) \, dx}{5 c^2}-\frac {\left (4 i b d^2\right ) \int \frac {x (a+b \arctan (c x))}{1+c^2 x^2} \, dx}{5 c^2}-\frac {\left (b d^2\right ) \int x^2 (a+b \arctan (c x)) \, dx}{3 c}+\frac {\left (b d^2\right ) \int \frac {x^2 (a+b \arctan (c x))}{1+c^2 x^2} \, dx}{3 c}+\frac {1}{5} \left (i b^2 c d^2\right ) \int \frac {x^4}{1+c^2 x^2} \, dx-\frac {1}{15} \left (b^2 c^2 d^2\right ) \int \frac {x^5}{1+c^2 x^2} \, dx \\ & = \frac {a b d^2 x}{2 c^3}+\frac {2 i b d^2 x^2 (a+b \arctan (c x))}{5 c^2}-\frac {5 b d^2 x^3 (a+b \arctan (c x))}{18 c}-\frac {1}{5} i b d^2 x^4 (a+b \arctan (c x))+\frac {1}{15} b c d^2 x^5 (a+b \arctan (c x))-\frac {13 d^2 (a+b \arctan (c x))^2}{20 c^4}+\frac {1}{4} d^2 x^4 (a+b \arctan (c x))^2+\frac {2}{5} i c d^2 x^5 (a+b \arctan (c x))^2-\frac {1}{6} c^2 d^2 x^6 (a+b \arctan (c x))^2+\frac {1}{12} \left (b^2 d^2\right ) \text {Subst}\left (\int \frac {x}{1+c^2 x} \, dx,x,x^2\right )+\frac {1}{9} \left (b^2 d^2\right ) \int \frac {x^3}{1+c^2 x^2} \, dx+\frac {\left (4 i b d^2\right ) \int \frac {a+b \arctan (c x)}{i-c x} \, dx}{5 c^3}+\frac {\left (b d^2\right ) \int (a+b \arctan (c x)) \, dx}{3 c^3}-\frac {\left (b d^2\right ) \int \frac {a+b \arctan (c x)}{1+c^2 x^2} \, dx}{3 c^3}+\frac {\left (b^2 d^2\right ) \int \arctan (c x) \, dx}{2 c^3}-\frac {\left (2 i b^2 d^2\right ) \int \frac {x^2}{1+c^2 x^2} \, dx}{5 c}+\frac {1}{5} \left (i b^2 c d^2\right ) \int \left (-\frac {1}{c^4}+\frac {x^2}{c^2}+\frac {1}{c^4 \left (1+c^2 x^2\right )}\right ) \, dx-\frac {1}{30} \left (b^2 c^2 d^2\right ) \text {Subst}\left (\int \frac {x^2}{1+c^2 x} \, dx,x,x^2\right ) \\ & = \frac {5 a b d^2 x}{6 c^3}-\frac {3 i b^2 d^2 x}{5 c^3}+\frac {i b^2 d^2 x^3}{15 c}+\frac {b^2 d^2 x \arctan (c x)}{2 c^3}+\frac {2 i b d^2 x^2 (a+b \arctan (c x))}{5 c^2}-\frac {5 b d^2 x^3 (a+b \arctan (c x))}{18 c}-\frac {1}{5} i b d^2 x^4 (a+b \arctan (c x))+\frac {1}{15} b c d^2 x^5 (a+b \arctan (c x))-\frac {49 d^2 (a+b \arctan (c x))^2}{60 c^4}+\frac {1}{4} d^2 x^4 (a+b \arctan (c x))^2+\frac {2}{5} i c d^2 x^5 (a+b \arctan (c x))^2-\frac {1}{6} c^2 d^2 x^6 (a+b \arctan (c x))^2+\frac {4 i b d^2 (a+b \arctan (c x)) \log \left (\frac {2}{1+i c x}\right )}{5 c^4}+\frac {1}{18} \left (b^2 d^2\right ) \text {Subst}\left (\int \frac {x}{1+c^2 x} \, dx,x,x^2\right )+\frac {1}{12} \left (b^2 d^2\right ) \text {Subst}\left (\int \left (\frac {1}{c^2}-\frac {1}{c^2 \left (1+c^2 x\right )}\right ) \, dx,x,x^2\right )+\frac {\left (i b^2 d^2\right ) \int \frac {1}{1+c^2 x^2} \, dx}{5 c^3}+\frac {\left (2 i b^2 d^2\right ) \int \frac {1}{1+c^2 x^2} \, dx}{5 c^3}-\frac {\left (4 i b^2 d^2\right ) \int \frac {\log \left (\frac {2}{1+i c x}\right )}{1+c^2 x^2} \, dx}{5 c^3}+\frac {\left (b^2 d^2\right ) \int \arctan (c x) \, dx}{3 c^3}-\frac {\left (b^2 d^2\right ) \int \frac {x}{1+c^2 x^2} \, dx}{2 c^2}-\frac {1}{30} \left (b^2 c^2 d^2\right ) \text {Subst}\left (\int \left (-\frac {1}{c^4}+\frac {x}{c^2}+\frac {1}{c^4 \left (1+c^2 x\right )}\right ) \, dx,x,x^2\right ) \\ & = \frac {5 a b d^2 x}{6 c^3}-\frac {3 i b^2 d^2 x}{5 c^3}+\frac {7 b^2 d^2 x^2}{60 c^2}+\frac {i b^2 d^2 x^3}{15 c}-\frac {1}{60} b^2 d^2 x^4+\frac {3 i b^2 d^2 \arctan (c x)}{5 c^4}+\frac {5 b^2 d^2 x \arctan (c x)}{6 c^3}+\frac {2 i b d^2 x^2 (a+b \arctan (c x))}{5 c^2}-\frac {5 b d^2 x^3 (a+b \arctan (c x))}{18 c}-\frac {1}{5} i b d^2 x^4 (a+b \arctan (c x))+\frac {1}{15} b c d^2 x^5 (a+b \arctan (c x))-\frac {49 d^2 (a+b \arctan (c x))^2}{60 c^4}+\frac {1}{4} d^2 x^4 (a+b \arctan (c x))^2+\frac {2}{5} i c d^2 x^5 (a+b \arctan (c x))^2-\frac {1}{6} c^2 d^2 x^6 (a+b \arctan (c x))^2+\frac {4 i b d^2 (a+b \arctan (c x)) \log \left (\frac {2}{1+i c x}\right )}{5 c^4}-\frac {11 b^2 d^2 \log \left (1+c^2 x^2\right )}{30 c^4}+\frac {1}{18} \left (b^2 d^2\right ) \text {Subst}\left (\int \left (\frac {1}{c^2}-\frac {1}{c^2 \left (1+c^2 x\right )}\right ) \, dx,x,x^2\right )-\frac {\left (4 b^2 d^2\right ) \text {Subst}\left (\int \frac {\log (2 x)}{1-2 x} \, dx,x,\frac {1}{1+i c x}\right )}{5 c^4}-\frac {\left (b^2 d^2\right ) \int \frac {x}{1+c^2 x^2} \, dx}{3 c^2} \\ & = \frac {5 a b d^2 x}{6 c^3}-\frac {3 i b^2 d^2 x}{5 c^3}+\frac {31 b^2 d^2 x^2}{180 c^2}+\frac {i b^2 d^2 x^3}{15 c}-\frac {1}{60} b^2 d^2 x^4+\frac {3 i b^2 d^2 \arctan (c x)}{5 c^4}+\frac {5 b^2 d^2 x \arctan (c x)}{6 c^3}+\frac {2 i b d^2 x^2 (a+b \arctan (c x))}{5 c^2}-\frac {5 b d^2 x^3 (a+b \arctan (c x))}{18 c}-\frac {1}{5} i b d^2 x^4 (a+b \arctan (c x))+\frac {1}{15} b c d^2 x^5 (a+b \arctan (c x))-\frac {49 d^2 (a+b \arctan (c x))^2}{60 c^4}+\frac {1}{4} d^2 x^4 (a+b \arctan (c x))^2+\frac {2}{5} i c d^2 x^5 (a+b \arctan (c x))^2-\frac {1}{6} c^2 d^2 x^6 (a+b \arctan (c x))^2+\frac {4 i b d^2 (a+b \arctan (c x)) \log \left (\frac {2}{1+i c x}\right )}{5 c^4}-\frac {53 b^2 d^2 \log \left (1+c^2 x^2\right )}{90 c^4}-\frac {2 b^2 d^2 \operatorname {PolyLog}\left (2,1-\frac {2}{1+i c x}\right )}{5 c^4} \\ \end{align*}
Time = 0.98 (sec) , antiderivative size = 342, normalized size of antiderivative = 0.92 \[ \int x^3 (d+i c d x)^2 (a+b \arctan (c x))^2 \, dx=\frac {d^2 \left (108 i a b+34 b^2+150 a b c x-108 i b^2 c x+72 i a b c^2 x^2+31 b^2 c^2 x^2-50 a b c^3 x^3+12 i b^2 c^3 x^3+45 a^2 c^4 x^4-36 i a b c^4 x^4-3 b^2 c^4 x^4+72 i a^2 c^5 x^5+12 a b c^5 x^5-30 a^2 c^6 x^6-3 b^2 \left (1-15 c^4 x^4-24 i c^5 x^5+10 c^6 x^6\right ) \arctan (c x)^2+2 b \arctan (c x) \left (b \left (54 i+75 c x+36 i c^2 x^2-25 c^3 x^3-18 i c^4 x^4+6 c^5 x^5\right )+a \left (-75+45 c^4 x^4+72 i c^5 x^5-30 c^6 x^6\right )+72 i b \log \left (1+e^{2 i \arctan (c x)}\right )\right )-72 i a b \log \left (1+c^2 x^2\right )-106 b^2 \log \left (1+c^2 x^2\right )+72 b^2 \operatorname {PolyLog}\left (2,-e^{2 i \arctan (c x)}\right )\right )}{180 c^4} \]
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Time = 2.09 (sec) , antiderivative size = 443, normalized size of antiderivative = 1.19
method | result | size |
parts | \(a^{2} d^{2} \left (-\frac {1}{6} c^{2} x^{6}+\frac {2}{5} i c \,x^{5}+\frac {1}{4} x^{4}\right )+\frac {b^{2} d^{2} \left (-\frac {\arctan \left (c x \right )^{2} c^{6} x^{6}}{6}-\frac {i \arctan \left (c x \right ) c^{4} x^{4}}{5}+\frac {c^{4} x^{4} \arctan \left (c x \right )^{2}}{4}+\frac {5 c x \arctan \left (c x \right )}{6}+\frac {c^{5} x^{5} \arctan \left (c x \right )}{15}-\frac {2 i \arctan \left (c x \right ) \ln \left (c^{2} x^{2}+1\right )}{5}-\frac {5 c^{3} x^{3} \arctan \left (c x \right )}{18}+\frac {i c^{3} x^{3}}{15}+\frac {2 i \arctan \left (c x \right ) c^{2} x^{2}}{5}-\frac {5 \arctan \left (c x \right )^{2}}{12}+\frac {\ln \left (c x -i\right ) \ln \left (c^{2} x^{2}+1\right )}{5}-\frac {\ln \left (c x +i\right ) \ln \left (c^{2} x^{2}+1\right )}{5}-\frac {\ln \left (c x -i\right ) \ln \left (-\frac {i \left (c x +i\right )}{2}\right )}{5}-\frac {\ln \left (c x -i\right )^{2}}{10}+\frac {\ln \left (c x +i\right )^{2}}{10}+\frac {\ln \left (c x +i\right ) \ln \left (\frac {i \left (c x -i\right )}{2}\right )}{5}-\frac {\operatorname {dilog}\left (-\frac {i \left (c x +i\right )}{2}\right )}{5}+\frac {\operatorname {dilog}\left (\frac {i \left (c x -i\right )}{2}\right )}{5}+\frac {3 i \arctan \left (c x \right )}{5}-\frac {c^{4} x^{4}}{60}-\frac {3 i c x}{5}+\frac {31 c^{2} x^{2}}{180}-\frac {53 \ln \left (c^{2} x^{2}+1\right )}{90}+\frac {2 i \arctan \left (c x \right )^{2} c^{5} x^{5}}{5}\right )}{c^{4}}+\frac {2 a \,d^{2} b \left (-\frac {\arctan \left (c x \right ) c^{6} x^{6}}{6}+\frac {2 i \arctan \left (c x \right ) c^{5} x^{5}}{5}+\frac {c^{4} x^{4} \arctan \left (c x \right )}{4}+\frac {5 c x}{12}+\frac {c^{5} x^{5}}{30}-\frac {i c^{4} x^{4}}{10}-\frac {5 c^{3} x^{3}}{36}+\frac {i c^{2} x^{2}}{5}-\frac {i \ln \left (c^{2} x^{2}+1\right )}{5}-\frac {5 \arctan \left (c x \right )}{12}\right )}{c^{4}}\) | \(443\) |
derivativedivides | \(\frac {a^{2} d^{2} \left (-\frac {1}{6} c^{6} x^{6}+\frac {2}{5} i c^{5} x^{5}+\frac {1}{4} c^{4} x^{4}\right )+b^{2} d^{2} \left (-\frac {\arctan \left (c x \right )^{2} c^{6} x^{6}}{6}-\frac {i \arctan \left (c x \right ) c^{4} x^{4}}{5}+\frac {c^{4} x^{4} \arctan \left (c x \right )^{2}}{4}+\frac {5 c x \arctan \left (c x \right )}{6}+\frac {c^{5} x^{5} \arctan \left (c x \right )}{15}-\frac {2 i \arctan \left (c x \right ) \ln \left (c^{2} x^{2}+1\right )}{5}-\frac {5 c^{3} x^{3} \arctan \left (c x \right )}{18}+\frac {i c^{3} x^{3}}{15}+\frac {2 i \arctan \left (c x \right ) c^{2} x^{2}}{5}-\frac {5 \arctan \left (c x \right )^{2}}{12}+\frac {\ln \left (c x -i\right ) \ln \left (c^{2} x^{2}+1\right )}{5}-\frac {\ln \left (c x +i\right ) \ln \left (c^{2} x^{2}+1\right )}{5}-\frac {\ln \left (c x -i\right ) \ln \left (-\frac {i \left (c x +i\right )}{2}\right )}{5}-\frac {\ln \left (c x -i\right )^{2}}{10}+\frac {\ln \left (c x +i\right )^{2}}{10}+\frac {\ln \left (c x +i\right ) \ln \left (\frac {i \left (c x -i\right )}{2}\right )}{5}-\frac {\operatorname {dilog}\left (-\frac {i \left (c x +i\right )}{2}\right )}{5}+\frac {\operatorname {dilog}\left (\frac {i \left (c x -i\right )}{2}\right )}{5}+\frac {3 i \arctan \left (c x \right )}{5}-\frac {c^{4} x^{4}}{60}-\frac {3 i c x}{5}+\frac {31 c^{2} x^{2}}{180}-\frac {53 \ln \left (c^{2} x^{2}+1\right )}{90}+\frac {2 i \arctan \left (c x \right )^{2} c^{5} x^{5}}{5}\right )+2 a \,d^{2} b \left (-\frac {\arctan \left (c x \right ) c^{6} x^{6}}{6}+\frac {2 i \arctan \left (c x \right ) c^{5} x^{5}}{5}+\frac {c^{4} x^{4} \arctan \left (c x \right )}{4}+\frac {5 c x}{12}+\frac {c^{5} x^{5}}{30}-\frac {i c^{4} x^{4}}{10}-\frac {5 c^{3} x^{3}}{36}+\frac {i c^{2} x^{2}}{5}-\frac {i \ln \left (c^{2} x^{2}+1\right )}{5}-\frac {5 \arctan \left (c x \right )}{12}\right )}{c^{4}}\) | \(446\) |
default | \(\frac {a^{2} d^{2} \left (-\frac {1}{6} c^{6} x^{6}+\frac {2}{5} i c^{5} x^{5}+\frac {1}{4} c^{4} x^{4}\right )+b^{2} d^{2} \left (-\frac {\arctan \left (c x \right )^{2} c^{6} x^{6}}{6}-\frac {i \arctan \left (c x \right ) c^{4} x^{4}}{5}+\frac {c^{4} x^{4} \arctan \left (c x \right )^{2}}{4}+\frac {5 c x \arctan \left (c x \right )}{6}+\frac {c^{5} x^{5} \arctan \left (c x \right )}{15}-\frac {2 i \arctan \left (c x \right ) \ln \left (c^{2} x^{2}+1\right )}{5}-\frac {5 c^{3} x^{3} \arctan \left (c x \right )}{18}+\frac {i c^{3} x^{3}}{15}+\frac {2 i \arctan \left (c x \right ) c^{2} x^{2}}{5}-\frac {5 \arctan \left (c x \right )^{2}}{12}+\frac {\ln \left (c x -i\right ) \ln \left (c^{2} x^{2}+1\right )}{5}-\frac {\ln \left (c x +i\right ) \ln \left (c^{2} x^{2}+1\right )}{5}-\frac {\ln \left (c x -i\right ) \ln \left (-\frac {i \left (c x +i\right )}{2}\right )}{5}-\frac {\ln \left (c x -i\right )^{2}}{10}+\frac {\ln \left (c x +i\right )^{2}}{10}+\frac {\ln \left (c x +i\right ) \ln \left (\frac {i \left (c x -i\right )}{2}\right )}{5}-\frac {\operatorname {dilog}\left (-\frac {i \left (c x +i\right )}{2}\right )}{5}+\frac {\operatorname {dilog}\left (\frac {i \left (c x -i\right )}{2}\right )}{5}+\frac {3 i \arctan \left (c x \right )}{5}-\frac {c^{4} x^{4}}{60}-\frac {3 i c x}{5}+\frac {31 c^{2} x^{2}}{180}-\frac {53 \ln \left (c^{2} x^{2}+1\right )}{90}+\frac {2 i \arctan \left (c x \right )^{2} c^{5} x^{5}}{5}\right )+2 a \,d^{2} b \left (-\frac {\arctan \left (c x \right ) c^{6} x^{6}}{6}+\frac {2 i \arctan \left (c x \right ) c^{5} x^{5}}{5}+\frac {c^{4} x^{4} \arctan \left (c x \right )}{4}+\frac {5 c x}{12}+\frac {c^{5} x^{5}}{30}-\frac {i c^{4} x^{4}}{10}-\frac {5 c^{3} x^{3}}{36}+\frac {i c^{2} x^{2}}{5}-\frac {i \ln \left (c^{2} x^{2}+1\right )}{5}-\frac {5 \arctan \left (c x \right )}{12}\right )}{c^{4}}\) | \(446\) |
risch | \(\frac {31 b^{2} d^{2} x^{2}}{180 c^{2}}-\frac {8713 b^{2} d^{2} \ln \left (c^{2} x^{2}+1\right )}{14400 c^{4}}-\frac {b^{2} d^{2} x^{4}}{60}+\frac {5 a b \,d^{2} x}{6 c^{3}}+\frac {77 b^{2} d^{2}}{90 c^{4}}+\frac {2 i d^{2} x^{2} a b}{5 c^{2}}-\frac {2 i b \,d^{2} a \ln \left (c^{2} x^{2}+1\right )}{5 c^{4}}+\frac {i b^{2} d^{2} c \ln \left (-i c x +1\right ) x^{5}}{30}-\frac {49 d^{2} a^{2}}{60 c^{4}}+\frac {d^{2} x^{4} a^{2}}{4}-\frac {5 b \,d^{2} a \arctan \left (c x \right )}{6 c^{4}}-\frac {d^{2} c^{2} a^{2} x^{6}}{6}-\frac {5 d^{2} a b \,x^{3}}{18 c}+\frac {d^{2} c b a \,x^{5}}{15}+\frac {5 i b^{2} d^{2} \ln \left (-i c x +1\right ) x}{12 c^{3}}-\frac {5 i b^{2} d^{2} \ln \left (-i c x +1\right ) x^{3}}{36 c}-\frac {2 d^{2} c a b \ln \left (-i c x +1\right ) x^{5}}{5}+\frac {i d^{2} a b \ln \left (-i c x +1\right ) x^{4}}{4}-\frac {i d^{2} c \,b^{2} \ln \left (-i c x +1\right )^{2} x^{5}}{10}+\left (-\frac {b^{2} d^{2} \left (10 c^{2} x^{6}-24 i c \,x^{5}-15 x^{4}\right ) \ln \left (-i c x +1\right )}{120}-\frac {b \,d^{2} \left (-60 i a \,c^{6} x^{6}+12 i b \,c^{5} x^{5}-144 a \,c^{5} x^{5}+90 i a \,c^{4} x^{4}+36 b \,c^{4} x^{4}-50 i b \,c^{3} x^{3}-72 b \,c^{2} x^{2}+150 i b c x +147 b \ln \left (-i c x +1\right )\right )}{360 c^{4}}\right ) \ln \left (i c x +1\right )-\frac {i d^{2} c^{2} b a \ln \left (-i c x +1\right ) x^{6}}{6}-\frac {3 i b^{2} d^{2} x}{5 c^{3}}+\frac {i b^{2} d^{2} x^{3}}{15 c}+\frac {16 i d^{2} b a}{9 c^{4}}-\frac {i d^{2} a b \,x^{4}}{5}+\frac {2 i d^{2} c \,x^{5} a^{2}}{5}+\frac {4553 i b^{2} d^{2} \arctan \left (c x \right )}{7200 c^{4}}-\frac {2 b^{2} d^{2} \ln \left (\frac {1}{2}+\frac {i c x}{2}\right ) \ln \left (\frac {1}{2}-\frac {i c x}{2}\right )}{5 c^{4}}+\frac {2 b^{2} d^{2} \ln \left (\frac {1}{2}+\frac {i c x}{2}\right ) \ln \left (-i c x +1\right )}{5 c^{4}}+\frac {d^{2} c^{2} b^{2} \ln \left (-i c x +1\right )^{2} x^{6}}{24}+\frac {b^{2} d^{2} \left (10 c^{6} x^{6}-24 i c^{5} x^{5}-15 c^{4} x^{4}+1\right ) \ln \left (i c x +1\right )^{2}}{240 c^{4}}-\frac {d^{2} b^{2} \ln \left (-i c x +1\right ) x^{2}}{5 c^{2}}-\frac {2 b^{2} d^{2} \operatorname {dilog}\left (\frac {1}{2}-\frac {i c x}{2}\right )}{5 c^{4}}+\frac {d^{2} b^{2} \ln \left (-i c x +1\right ) x^{4}}{10}+\frac {49 d^{2} \ln \left (-i c x +1\right )^{2} b^{2}}{240 c^{4}}+\frac {233 d^{2} \ln \left (-i c x +1\right ) b^{2}}{7200 c^{4}}-\frac {d^{2} b^{2} \ln \left (-i c x +1\right )^{2} x^{4}}{16}\) | \(794\) |
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\[ \int x^3 (d+i c d x)^2 (a+b \arctan (c x))^2 \, dx=\int { {\left (i \, c d x + d\right )}^{2} {\left (b \arctan \left (c x\right ) + a\right )}^{2} x^{3} \,d x } \]
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Timed out. \[ \int x^3 (d+i c d x)^2 (a+b \arctan (c x))^2 \, dx=\text {Timed out} \]
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\[ \int x^3 (d+i c d x)^2 (a+b \arctan (c x))^2 \, dx=\int { {\left (i \, c d x + d\right )}^{2} {\left (b \arctan \left (c x\right ) + a\right )}^{2} x^{3} \,d x } \]
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\[ \int x^3 (d+i c d x)^2 (a+b \arctan (c x))^2 \, dx=\int { {\left (i \, c d x + d\right )}^{2} {\left (b \arctan \left (c x\right ) + a\right )}^{2} x^{3} \,d x } \]
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Timed out. \[ \int x^3 (d+i c d x)^2 (a+b \arctan (c x))^2 \, dx=\int x^3\,{\left (a+b\,\mathrm {atan}\left (c\,x\right )\right )}^2\,{\left (d+c\,d\,x\,1{}\mathrm {i}\right )}^2 \,d x \]
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