Integrand size = 18, antiderivative size = 376 \[ \int (d+e x)^3 (a+b \arctan (c x))^2 \, dx=\frac {b^2 d e^2 x}{c^2}-\frac {a b e \left (6 c^2 d^2-e^2\right ) x}{2 c^3}+\frac {b^2 e^3 x^2}{12 c^2}-\frac {b^2 d e^2 \arctan (c x)}{c^3}-\frac {b^2 e \left (6 c^2 d^2-e^2\right ) x \arctan (c x)}{2 c^3}-\frac {b d e^2 x^2 (a+b \arctan (c x))}{c}-\frac {b e^3 x^3 (a+b \arctan (c x))}{6 c}+\frac {i d (c d-e) (c d+e) (a+b \arctan (c x))^2}{c^3}-\frac {\left (c^4 d^4-6 c^2 d^2 e^2+e^4\right ) (a+b \arctan (c x))^2}{4 c^4 e}+\frac {(d+e x)^4 (a+b \arctan (c x))^2}{4 e}+\frac {2 b d (c d-e) (c d+e) (a+b \arctan (c x)) \log \left (\frac {2}{1+i c x}\right )}{c^3}-\frac {b^2 e^3 \log \left (1+c^2 x^2\right )}{12 c^4}+\frac {b^2 e \left (6 c^2 d^2-e^2\right ) \log \left (1+c^2 x^2\right )}{4 c^4}+\frac {i b^2 d (c d-e) (c d+e) \operatorname {PolyLog}\left (2,1-\frac {2}{1+i c x}\right )}{c^3} \]
[Out]
Time = 0.40 (sec) , antiderivative size = 376, normalized size of antiderivative = 1.00, number of steps used = 19, number of rules used = 14, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.778, Rules used = {4974, 4930, 266, 4946, 327, 209, 272, 45, 5104, 5004, 5040, 4964, 2449, 2352} \[ \int (d+e x)^3 (a+b \arctan (c x))^2 \, dx=\frac {i d (c d-e) (c d+e) (a+b \arctan (c x))^2}{c^3}+\frac {2 b d (c d-e) (c d+e) \log \left (\frac {2}{1+i c x}\right ) (a+b \arctan (c x))}{c^3}-\frac {\left (c^4 d^4-6 c^2 d^2 e^2+e^4\right ) (a+b \arctan (c x))^2}{4 c^4 e}-\frac {b d e^2 x^2 (a+b \arctan (c x))}{c}+\frac {(d+e x)^4 (a+b \arctan (c x))^2}{4 e}-\frac {b e^3 x^3 (a+b \arctan (c x))}{6 c}-\frac {a b e x \left (6 c^2 d^2-e^2\right )}{2 c^3}-\frac {b^2 d e^2 \arctan (c x)}{c^3}-\frac {b^2 e x \arctan (c x) \left (6 c^2 d^2-e^2\right )}{2 c^3}+\frac {i b^2 d (c d-e) (c d+e) \operatorname {PolyLog}\left (2,1-\frac {2}{i c x+1}\right )}{c^3}+\frac {b^2 d e^2 x}{c^2}+\frac {b^2 e^3 x^2}{12 c^2}+\frac {b^2 e \left (6 c^2 d^2-e^2\right ) \log \left (c^2 x^2+1\right )}{4 c^4}-\frac {b^2 e^3 \log \left (c^2 x^2+1\right )}{12 c^4} \]
[In]
[Out]
Rule 45
Rule 209
Rule 266
Rule 272
Rule 327
Rule 2352
Rule 2449
Rule 4930
Rule 4946
Rule 4964
Rule 4974
Rule 5004
Rule 5040
Rule 5104
Rubi steps \begin{align*} \text {integral}& = \frac {(d+e x)^4 (a+b \arctan (c x))^2}{4 e}-\frac {(b c) \int \left (\frac {e^2 \left (6 c^2 d^2-e^2\right ) (a+b \arctan (c x))}{c^4}+\frac {4 d e^3 x (a+b \arctan (c x))}{c^2}+\frac {e^4 x^2 (a+b \arctan (c x))}{c^2}+\frac {\left (c^4 d^4-6 c^2 d^2 e^2+e^4+4 c^2 d (c d-e) e (c d+e) x\right ) (a+b \arctan (c x))}{c^4 \left (1+c^2 x^2\right )}\right ) \, dx}{2 e} \\ & = \frac {(d+e x)^4 (a+b \arctan (c x))^2}{4 e}-\frac {b \int \frac {\left (c^4 d^4-6 c^2 d^2 e^2+e^4+4 c^2 d (c d-e) e (c d+e) x\right ) (a+b \arctan (c x))}{1+c^2 x^2} \, dx}{2 c^3 e}-\frac {\left (2 b d e^2\right ) \int x (a+b \arctan (c x)) \, dx}{c}-\frac {\left (b e^3\right ) \int x^2 (a+b \arctan (c x)) \, dx}{2 c}-\frac {\left (b e \left (6 c^2 d^2-e^2\right )\right ) \int (a+b \arctan (c x)) \, dx}{2 c^3} \\ & = -\frac {a b e \left (6 c^2 d^2-e^2\right ) x}{2 c^3}-\frac {b d e^2 x^2 (a+b \arctan (c x))}{c}-\frac {b e^3 x^3 (a+b \arctan (c x))}{6 c}+\frac {(d+e x)^4 (a+b \arctan (c x))^2}{4 e}-\frac {b \int \left (\frac {c^4 d^4 \left (1+\frac {-6 c^2 d^2 e^2+e^4}{c^4 d^4}\right ) (a+b \arctan (c x))}{1+c^2 x^2}+\frac {4 c^2 d (c d-e) e (c d+e) x (a+b \arctan (c x))}{1+c^2 x^2}\right ) \, dx}{2 c^3 e}+\left (b^2 d e^2\right ) \int \frac {x^2}{1+c^2 x^2} \, dx+\frac {1}{6} \left (b^2 e^3\right ) \int \frac {x^3}{1+c^2 x^2} \, dx-\frac {\left (b^2 e \left (6 c^2 d^2-e^2\right )\right ) \int \arctan (c x) \, dx}{2 c^3} \\ & = \frac {b^2 d e^2 x}{c^2}-\frac {a b e \left (6 c^2 d^2-e^2\right ) x}{2 c^3}-\frac {b^2 e \left (6 c^2 d^2-e^2\right ) x \arctan (c x)}{2 c^3}-\frac {b d e^2 x^2 (a+b \arctan (c x))}{c}-\frac {b e^3 x^3 (a+b \arctan (c x))}{6 c}+\frac {(d+e x)^4 (a+b \arctan (c x))^2}{4 e}-\frac {\left (b^2 d e^2\right ) \int \frac {1}{1+c^2 x^2} \, dx}{c^2}+\frac {1}{12} \left (b^2 e^3\right ) \text {Subst}\left (\int \frac {x}{1+c^2 x} \, dx,x,x^2\right )-\frac {(2 b d (c d-e) (c d+e)) \int \frac {x (a+b \arctan (c x))}{1+c^2 x^2} \, dx}{c}+\frac {\left (b^2 e \left (6 c^2 d^2-e^2\right )\right ) \int \frac {x}{1+c^2 x^2} \, dx}{2 c^2}-\frac {\left (b \left (c^4 d^4-6 c^2 d^2 e^2+e^4\right )\right ) \int \frac {a+b \arctan (c x)}{1+c^2 x^2} \, dx}{2 c^3 e} \\ & = \frac {b^2 d e^2 x}{c^2}-\frac {a b e \left (6 c^2 d^2-e^2\right ) x}{2 c^3}-\frac {b^2 d e^2 \arctan (c x)}{c^3}-\frac {b^2 e \left (6 c^2 d^2-e^2\right ) x \arctan (c x)}{2 c^3}-\frac {b d e^2 x^2 (a+b \arctan (c x))}{c}-\frac {b e^3 x^3 (a+b \arctan (c x))}{6 c}+\frac {i d (c d-e) (c d+e) (a+b \arctan (c x))^2}{c^3}-\frac {\left (c^4 d^4-6 c^2 d^2 e^2+e^4\right ) (a+b \arctan (c x))^2}{4 c^4 e}+\frac {(d+e x)^4 (a+b \arctan (c x))^2}{4 e}+\frac {b^2 e \left (6 c^2 d^2-e^2\right ) \log \left (1+c^2 x^2\right )}{4 c^4}+\frac {1}{12} \left (b^2 e^3\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 {(2 b d (c d-e) (c d+e)) \int \frac {a+b \arctan (c x)}{i-c x} \, dx}{c^2} \\ & = \frac {b^2 d e^2 x}{c^2}-\frac {a b e \left (6 c^2 d^2-e^2\right ) x}{2 c^3}+\frac {b^2 e^3 x^2}{12 c^2}-\frac {b^2 d e^2 \arctan (c x)}{c^3}-\frac {b^2 e \left (6 c^2 d^2-e^2\right ) x \arctan (c x)}{2 c^3}-\frac {b d e^2 x^2 (a+b \arctan (c x))}{c}-\frac {b e^3 x^3 (a+b \arctan (c x))}{6 c}+\frac {i d (c d-e) (c d+e) (a+b \arctan (c x))^2}{c^3}-\frac {\left (c^4 d^4-6 c^2 d^2 e^2+e^4\right ) (a+b \arctan (c x))^2}{4 c^4 e}+\frac {(d+e x)^4 (a+b \arctan (c x))^2}{4 e}+\frac {2 b d (c d-e) (c d+e) (a+b \arctan (c x)) \log \left (\frac {2}{1+i c x}\right )}{c^3}-\frac {b^2 e^3 \log \left (1+c^2 x^2\right )}{12 c^4}+\frac {b^2 e \left (6 c^2 d^2-e^2\right ) \log \left (1+c^2 x^2\right )}{4 c^4}-\frac {\left (2 b^2 d (c d-e) (c d+e)\right ) \int \frac {\log \left (\frac {2}{1+i c x}\right )}{1+c^2 x^2} \, dx}{c^2} \\ & = \frac {b^2 d e^2 x}{c^2}-\frac {a b e \left (6 c^2 d^2-e^2\right ) x}{2 c^3}+\frac {b^2 e^3 x^2}{12 c^2}-\frac {b^2 d e^2 \arctan (c x)}{c^3}-\frac {b^2 e \left (6 c^2 d^2-e^2\right ) x \arctan (c x)}{2 c^3}-\frac {b d e^2 x^2 (a+b \arctan (c x))}{c}-\frac {b e^3 x^3 (a+b \arctan (c x))}{6 c}+\frac {i d (c d-e) (c d+e) (a+b \arctan (c x))^2}{c^3}-\frac {\left (c^4 d^4-6 c^2 d^2 e^2+e^4\right ) (a+b \arctan (c x))^2}{4 c^4 e}+\frac {(d+e x)^4 (a+b \arctan (c x))^2}{4 e}+\frac {2 b d (c d-e) (c d+e) (a+b \arctan (c x)) \log \left (\frac {2}{1+i c x}\right )}{c^3}-\frac {b^2 e^3 \log \left (1+c^2 x^2\right )}{12 c^4}+\frac {b^2 e \left (6 c^2 d^2-e^2\right ) \log \left (1+c^2 x^2\right )}{4 c^4}+\frac {\left (2 i b^2 d (c d-e) (c d+e)\right ) \text {Subst}\left (\int \frac {\log (2 x)}{1-2 x} \, dx,x,\frac {1}{1+i c x}\right )}{c^3} \\ & = \frac {b^2 d e^2 x}{c^2}-\frac {a b e \left (6 c^2 d^2-e^2\right ) x}{2 c^3}+\frac {b^2 e^3 x^2}{12 c^2}-\frac {b^2 d e^2 \arctan (c x)}{c^3}-\frac {b^2 e \left (6 c^2 d^2-e^2\right ) x \arctan (c x)}{2 c^3}-\frac {b d e^2 x^2 (a+b \arctan (c x))}{c}-\frac {b e^3 x^3 (a+b \arctan (c x))}{6 c}+\frac {i d (c d-e) (c d+e) (a+b \arctan (c x))^2}{c^3}-\frac {\left (c^4 d^4-6 c^2 d^2 e^2+e^4\right ) (a+b \arctan (c x))^2}{4 c^4 e}+\frac {(d+e x)^4 (a+b \arctan (c x))^2}{4 e}+\frac {2 b d (c d-e) (c d+e) (a+b \arctan (c x)) \log \left (\frac {2}{1+i c x}\right )}{c^3}-\frac {b^2 e^3 \log \left (1+c^2 x^2\right )}{12 c^4}+\frac {b^2 e \left (6 c^2 d^2-e^2\right ) \log \left (1+c^2 x^2\right )}{4 c^4}+\frac {i b^2 d (c d-e) (c d+e) \operatorname {PolyLog}\left (2,1-\frac {2}{1+i c x}\right )}{c^3} \\ \end{align*}
Time = 0.95 (sec) , antiderivative size = 472, normalized size of antiderivative = 1.26 \[ \int (d+e x)^3 (a+b \arctan (c x))^2 \, dx=\frac {b^2 e^3+12 a^2 c^4 d^3 x-36 a b c^3 d^2 e x+12 b^2 c^2 d e^2 x+6 a b c e^3 x+18 a^2 c^4 d^2 e x^2-12 a b c^3 d e^2 x^2+b^2 c^2 e^3 x^2+12 a^2 c^4 d e^2 x^3-2 a b c^3 e^3 x^3+3 a^2 c^4 e^3 x^4+3 b^2 \left (-4 i c^3 d^3+6 c^2 d^2 e+4 i c d e^2-e^3+c^4 x \left (4 d^3+6 d^2 e x+4 d e^2 x^2+e^3 x^3\right )\right ) \arctan (c x)^2+2 b \arctan (c x) \left (-b c e \left (18 c^2 d^2 x+e^2 x \left (-3+c^2 x^2\right )+6 d \left (e+c^2 e x^2\right )\right )+3 a \left (6 c^2 d^2 e-e^3+c^4 x \left (4 d^3+6 d^2 e x+4 d e^2 x^2+e^3 x^3\right )\right )+12 b c d \left (c^2 d^2-e^2\right ) \log \left (1+e^{2 i \arctan (c x)}\right )\right )-12 a b c^3 d^3 \log \left (1+c^2 x^2\right )+18 b^2 c^2 d^2 e \log \left (1+c^2 x^2\right )+12 a b c d e^2 \log \left (1+c^2 x^2\right )-4 b^2 e^3 \log \left (1+c^2 x^2\right )-12 i b^2 c d \left (c^2 d^2-e^2\right ) \operatorname {PolyLog}\left (2,-e^{2 i \arctan (c x)}\right )}{12 c^4} \]
[In]
[Out]
Time = 3.12 (sec) , antiderivative size = 667, normalized size of antiderivative = 1.77
method | result | size |
parts | \(\frac {a^{2} \left (e x +d \right )^{4}}{4 e}+\frac {b^{2} \left (\frac {c \,e^{3} \arctan \left (c x \right )^{2} x^{4}}{4}+c \,e^{2} \arctan \left (c x \right )^{2} x^{3} d +\frac {3 c e \arctan \left (c x \right )^{2} x^{2} d^{2}}{2}+\arctan \left (c x \right )^{2} c x \,d^{3}+\frac {c \arctan \left (c x \right )^{2} d^{4}}{4 e}-\frac {6 \arctan \left (c x \right ) c^{3} d^{2} e^{2} x +2 \arctan \left (c x \right ) e^{3} c^{3} d \,x^{2}+\frac {\arctan \left (c x \right ) e^{4} c^{3} x^{3}}{3}-\arctan \left (c x \right ) e^{4} c x +2 \arctan \left (c x \right ) \ln \left (c^{2} x^{2}+1\right ) c^{3} d^{3} e -2 \arctan \left (c x \right ) \ln \left (c^{2} x^{2}+1\right ) c d \,e^{3}+\arctan \left (c x \right )^{2} c^{4} d^{4}-6 \arctan \left (c x \right )^{2} c^{2} d^{2} e^{2}+\arctan \left (c x \right )^{2} e^{4}-\frac {\left (6 c^{4} d^{4}-36 c^{2} d^{2} e^{2}+6 e^{4}\right ) \arctan \left (c x \right )^{2}}{12}-\frac {e^{2} \left (6 c^{2} d e x +\frac {c^{2} e^{2} x^{2}}{2}+\frac {\left (18 c^{2} d^{2}-4 e^{2}\right ) \ln \left (c^{2} x^{2}+1\right )}{2}-6 e \arctan \left (c x \right ) c d \right )}{3}-2 c d e \left (c^{2} d^{2}-e^{2}\right ) \left (-\frac {i \left (\ln \left (c x -i\right ) \ln \left (c^{2} x^{2}+1\right )-\frac {\ln \left (c x -i\right )^{2}}{2}-\operatorname {dilog}\left (-\frac {i \left (c x +i\right )}{2}\right )-\ln \left (c x -i\right ) \ln \left (-\frac {i \left (c x +i\right )}{2}\right )\right )}{2}+\frac {i \left (\ln \left (c x +i\right ) \ln \left (c^{2} x^{2}+1\right )-\frac {\ln \left (c x +i\right )^{2}}{2}-\operatorname {dilog}\left (\frac {i \left (c x -i\right )}{2}\right )-\ln \left (c x +i\right ) \ln \left (\frac {i \left (c x -i\right )}{2}\right )\right )}{2}\right )}{2 c^{3} e}\right )}{c}+\frac {2 a b \left (\frac {c \,e^{3} \arctan \left (c x \right ) x^{4}}{4}+c \,e^{2} \arctan \left (c x \right ) x^{3} d +\frac {3 c e \arctan \left (c x \right ) x^{2} d^{2}}{2}+\arctan \left (c x \right ) c x \,d^{3}+\frac {c \arctan \left (c x \right ) d^{4}}{4 e}-\frac {6 c^{3} d^{2} e^{2} x +2 e^{3} c^{3} d \,x^{2}+\frac {e^{4} c^{3} x^{3}}{3}-c \,e^{4} x +\frac {\left (4 c^{3} d^{3} e -4 c d \,e^{3}\right ) \ln \left (c^{2} x^{2}+1\right )}{2}+\left (c^{4} d^{4}-6 c^{2} d^{2} e^{2}+e^{4}\right ) \arctan \left (c x \right )}{4 c^{3} e}\right )}{c}\) | \(667\) |
derivativedivides | \(\frac {\frac {a^{2} \left (c e x +c d \right )^{4}}{4 c^{3} e}+\frac {b^{2} \left (\frac {\arctan \left (c x \right )^{2} c^{4} d^{4}}{4 e}+\arctan \left (c x \right )^{2} c^{4} d^{3} x +\frac {3 e \arctan \left (c x \right )^{2} c^{4} d^{2} x^{2}}{2}+e^{2} \arctan \left (c x \right )^{2} c^{4} d \,x^{3}+\frac {e^{3} \arctan \left (c x \right )^{2} c^{4} x^{4}}{4}-\frac {6 \arctan \left (c x \right ) c^{3} d^{2} e^{2} x +2 \arctan \left (c x \right ) e^{3} c^{3} d \,x^{2}+\frac {\arctan \left (c x \right ) e^{4} c^{3} x^{3}}{3}-\arctan \left (c x \right ) e^{4} c x +2 \arctan \left (c x \right ) \ln \left (c^{2} x^{2}+1\right ) c^{3} d^{3} e -2 \arctan \left (c x \right ) \ln \left (c^{2} x^{2}+1\right ) c d \,e^{3}+\arctan \left (c x \right )^{2} c^{4} d^{4}-6 \arctan \left (c x \right )^{2} c^{2} d^{2} e^{2}+\arctan \left (c x \right )^{2} e^{4}-\frac {\left (6 c^{4} d^{4}-36 c^{2} d^{2} e^{2}+6 e^{4}\right ) \arctan \left (c x \right )^{2}}{12}-\frac {e^{2} \left (6 c^{2} d e x +\frac {c^{2} e^{2} x^{2}}{2}+\frac {\left (18 c^{2} d^{2}-4 e^{2}\right ) \ln \left (c^{2} x^{2}+1\right )}{2}-6 e \arctan \left (c x \right ) c d \right )}{3}-2 c d e \left (c^{2} d^{2}-e^{2}\right ) \left (-\frac {i \left (\ln \left (c x -i\right ) \ln \left (c^{2} x^{2}+1\right )-\frac {\ln \left (c x -i\right )^{2}}{2}-\operatorname {dilog}\left (-\frac {i \left (c x +i\right )}{2}\right )-\ln \left (c x -i\right ) \ln \left (-\frac {i \left (c x +i\right )}{2}\right )\right )}{2}+\frac {i \left (\ln \left (c x +i\right ) \ln \left (c^{2} x^{2}+1\right )-\frac {\ln \left (c x +i\right )^{2}}{2}-\operatorname {dilog}\left (\frac {i \left (c x -i\right )}{2}\right )-\ln \left (c x +i\right ) \ln \left (\frac {i \left (c x -i\right )}{2}\right )\right )}{2}\right )}{2 e}\right )}{c^{3}}+\frac {2 a b \left (\frac {\arctan \left (c x \right ) c^{4} d^{4}}{4 e}+\arctan \left (c x \right ) c^{4} d^{3} x +\frac {3 e \arctan \left (c x \right ) c^{4} d^{2} x^{2}}{2}+e^{2} \arctan \left (c x \right ) c^{4} d \,x^{3}+\frac {e^{3} \arctan \left (c x \right ) c^{4} x^{4}}{4}-\frac {6 c^{3} d^{2} e^{2} x +2 e^{3} c^{3} d \,x^{2}+\frac {e^{4} c^{3} x^{3}}{3}-c \,e^{4} x +\frac {\left (4 c^{3} d^{3} e -4 c d \,e^{3}\right ) \ln \left (c^{2} x^{2}+1\right )}{2}+\left (c^{4} d^{4}-6 c^{2} d^{2} e^{2}+e^{4}\right ) \arctan \left (c x \right )}{4 e}\right )}{c^{3}}}{c}\) | \(691\) |
default | \(\frac {\frac {a^{2} \left (c e x +c d \right )^{4}}{4 c^{3} e}+\frac {b^{2} \left (\frac {\arctan \left (c x \right )^{2} c^{4} d^{4}}{4 e}+\arctan \left (c x \right )^{2} c^{4} d^{3} x +\frac {3 e \arctan \left (c x \right )^{2} c^{4} d^{2} x^{2}}{2}+e^{2} \arctan \left (c x \right )^{2} c^{4} d \,x^{3}+\frac {e^{3} \arctan \left (c x \right )^{2} c^{4} x^{4}}{4}-\frac {6 \arctan \left (c x \right ) c^{3} d^{2} e^{2} x +2 \arctan \left (c x \right ) e^{3} c^{3} d \,x^{2}+\frac {\arctan \left (c x \right ) e^{4} c^{3} x^{3}}{3}-\arctan \left (c x \right ) e^{4} c x +2 \arctan \left (c x \right ) \ln \left (c^{2} x^{2}+1\right ) c^{3} d^{3} e -2 \arctan \left (c x \right ) \ln \left (c^{2} x^{2}+1\right ) c d \,e^{3}+\arctan \left (c x \right )^{2} c^{4} d^{4}-6 \arctan \left (c x \right )^{2} c^{2} d^{2} e^{2}+\arctan \left (c x \right )^{2} e^{4}-\frac {\left (6 c^{4} d^{4}-36 c^{2} d^{2} e^{2}+6 e^{4}\right ) \arctan \left (c x \right )^{2}}{12}-\frac {e^{2} \left (6 c^{2} d e x +\frac {c^{2} e^{2} x^{2}}{2}+\frac {\left (18 c^{2} d^{2}-4 e^{2}\right ) \ln \left (c^{2} x^{2}+1\right )}{2}-6 e \arctan \left (c x \right ) c d \right )}{3}-2 c d e \left (c^{2} d^{2}-e^{2}\right ) \left (-\frac {i \left (\ln \left (c x -i\right ) \ln \left (c^{2} x^{2}+1\right )-\frac {\ln \left (c x -i\right )^{2}}{2}-\operatorname {dilog}\left (-\frac {i \left (c x +i\right )}{2}\right )-\ln \left (c x -i\right ) \ln \left (-\frac {i \left (c x +i\right )}{2}\right )\right )}{2}+\frac {i \left (\ln \left (c x +i\right ) \ln \left (c^{2} x^{2}+1\right )-\frac {\ln \left (c x +i\right )^{2}}{2}-\operatorname {dilog}\left (\frac {i \left (c x -i\right )}{2}\right )-\ln \left (c x +i\right ) \ln \left (\frac {i \left (c x -i\right )}{2}\right )\right )}{2}\right )}{2 e}\right )}{c^{3}}+\frac {2 a b \left (\frac {\arctan \left (c x \right ) c^{4} d^{4}}{4 e}+\arctan \left (c x \right ) c^{4} d^{3} x +\frac {3 e \arctan \left (c x \right ) c^{4} d^{2} x^{2}}{2}+e^{2} \arctan \left (c x \right ) c^{4} d \,x^{3}+\frac {e^{3} \arctan \left (c x \right ) c^{4} x^{4}}{4}-\frac {6 c^{3} d^{2} e^{2} x +2 e^{3} c^{3} d \,x^{2}+\frac {e^{4} c^{3} x^{3}}{3}-c \,e^{4} x +\frac {\left (4 c^{3} d^{3} e -4 c d \,e^{3}\right ) \ln \left (c^{2} x^{2}+1\right )}{2}+\left (c^{4} d^{4}-6 c^{2} d^{2} e^{2}+e^{4}\right ) \arctan \left (c x \right )}{4 e}\right )}{c^{3}}}{c}\) | \(691\) |
risch | \(\text {Expression too large to display}\) | \(1348\) |
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\[ \int (d+e x)^3 (a+b \arctan (c x))^2 \, dx=\int { {\left (e x + d\right )}^{3} {\left (b \arctan \left (c x\right ) + a\right )}^{2} \,d x } \]
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\[ \int (d+e x)^3 (a+b \arctan (c x))^2 \, dx=\int \left (a + b \operatorname {atan}{\left (c x \right )}\right )^{2} \left (d + e x\right )^{3}\, dx \]
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\[ \int (d+e x)^3 (a+b \arctan (c x))^2 \, dx=\int { {\left (e x + d\right )}^{3} {\left (b \arctan \left (c x\right ) + a\right )}^{2} \,d x } \]
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\[ \int (d+e x)^3 (a+b \arctan (c x))^2 \, dx=\int { {\left (e x + d\right )}^{3} {\left (b \arctan \left (c x\right ) + a\right )}^{2} \,d x } \]
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Timed out. \[ \int (d+e x)^3 (a+b \arctan (c x))^2 \, dx=\int {\left (a+b\,\mathrm {atan}\left (c\,x\right )\right )}^2\,{\left (d+e\,x\right )}^3 \,d x \]
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