Integrand size = 18, antiderivative size = 270 \[ \int (d+e x)^2 (a+b \arctan (c x))^2 \, dx=-\frac {2 a b d e x}{c}+\frac {b^2 e^2 x}{3 c^2}-\frac {b^2 e^2 \arctan (c x)}{3 c^3}-\frac {2 b^2 d e x \arctan (c x)}{c}-\frac {b e^2 x^2 (a+b \arctan (c x))}{3 c}+\frac {i \left (3 c^2 d^2-e^2\right ) (a+b \arctan (c x))^2}{3 c^3}-\frac {d \left (d^2-\frac {3 e^2}{c^2}\right ) (a+b \arctan (c x))^2}{3 e}+\frac {(d+e x)^3 (a+b \arctan (c x))^2}{3 e}+\frac {2 b \left (3 c^2 d^2-e^2\right ) (a+b \arctan (c x)) \log \left (\frac {2}{1+i c x}\right )}{3 c^3}+\frac {b^2 d e \log \left (1+c^2 x^2\right )}{c^2}+\frac {i b^2 \left (3 c^2 d^2-e^2\right ) \operatorname {PolyLog}\left (2,1-\frac {2}{1+i c x}\right )}{3 c^3} \]
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Time = 0.27 (sec) , antiderivative size = 270, normalized size of antiderivative = 1.00, number of steps used = 15, number of rules used = 12, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.667, Rules used = {4974, 4930, 266, 4946, 327, 209, 5104, 5004, 5040, 4964, 2449, 2352} \[ \int (d+e x)^2 (a+b \arctan (c x))^2 \, dx=-\frac {d \left (d^2-\frac {3 e^2}{c^2}\right ) (a+b \arctan (c x))^2}{3 e}+\frac {i \left (3 c^2 d^2-e^2\right ) (a+b \arctan (c x))^2}{3 c^3}+\frac {2 b \left (3 c^2 d^2-e^2\right ) \log \left (\frac {2}{1+i c x}\right ) (a+b \arctan (c x))}{3 c^3}+\frac {(d+e x)^3 (a+b \arctan (c x))^2}{3 e}-\frac {b e^2 x^2 (a+b \arctan (c x))}{3 c}-\frac {2 a b d e x}{c}-\frac {b^2 e^2 \arctan (c x)}{3 c^3}-\frac {2 b^2 d e x \arctan (c x)}{c}+\frac {b^2 d e \log \left (c^2 x^2+1\right )}{c^2}+\frac {b^2 e^2 x}{3 c^2}+\frac {i b^2 \left (3 c^2 d^2-e^2\right ) \operatorname {PolyLog}\left (2,1-\frac {2}{i c x+1}\right )}{3 c^3} \]
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Rule 209
Rule 266
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)^3 (a+b \arctan (c x))^2}{3 e}-\frac {(2 b c) \int \left (\frac {3 d e^2 (a+b \arctan (c x))}{c^2}+\frac {e^3 x (a+b \arctan (c x))}{c^2}+\frac {\left (c^2 d^3-3 d e^2+e \left (3 c^2 d^2-e^2\right ) x\right ) (a+b \arctan (c x))}{c^2 \left (1+c^2 x^2\right )}\right ) \, dx}{3 e} \\ & = \frac {(d+e x)^3 (a+b \arctan (c x))^2}{3 e}-\frac {(2 b) \int \frac {\left (c^2 d^3-3 d e^2+e \left (3 c^2 d^2-e^2\right ) x\right ) (a+b \arctan (c x))}{1+c^2 x^2} \, dx}{3 c e}-\frac {(2 b d e) \int (a+b \arctan (c x)) \, dx}{c}-\frac {\left (2 b e^2\right ) \int x (a+b \arctan (c x)) \, dx}{3 c} \\ & = -\frac {2 a b d e x}{c}-\frac {b e^2 x^2 (a+b \arctan (c x))}{3 c}+\frac {(d+e x)^3 (a+b \arctan (c x))^2}{3 e}-\frac {(2 b) \int \left (\frac {c^2 d^3 \left (1-\frac {3 e^2}{c^2 d^2}\right ) (a+b \arctan (c x))}{1+c^2 x^2}-\frac {e \left (-3 c^2 d^2+e^2\right ) x (a+b \arctan (c x))}{1+c^2 x^2}\right ) \, dx}{3 c e}-\frac {\left (2 b^2 d e\right ) \int \arctan (c x) \, dx}{c}+\frac {1}{3} \left (b^2 e^2\right ) \int \frac {x^2}{1+c^2 x^2} \, dx \\ & = -\frac {2 a b d e x}{c}+\frac {b^2 e^2 x}{3 c^2}-\frac {2 b^2 d e x \arctan (c x)}{c}-\frac {b e^2 x^2 (a+b \arctan (c x))}{3 c}+\frac {(d+e x)^3 (a+b \arctan (c x))^2}{3 e}+\left (2 b^2 d e\right ) \int \frac {x}{1+c^2 x^2} \, dx-\frac {\left (b^2 e^2\right ) \int \frac {1}{1+c^2 x^2} \, dx}{3 c^2}-\frac {1}{3} \left (2 b d \left (\frac {c d^2}{e}-\frac {3 e}{c}\right )\right ) \int \frac {a+b \arctan (c x)}{1+c^2 x^2} \, dx-\frac {\left (2 b \left (3 c^2 d^2-e^2\right )\right ) \int \frac {x (a+b \arctan (c x))}{1+c^2 x^2} \, dx}{3 c} \\ & = -\frac {2 a b d e x}{c}+\frac {b^2 e^2 x}{3 c^2}-\frac {b^2 e^2 \arctan (c x)}{3 c^3}-\frac {2 b^2 d e x \arctan (c x)}{c}-\frac {b e^2 x^2 (a+b \arctan (c x))}{3 c}+\frac {i \left (3 c^2 d^2-e^2\right ) (a+b \arctan (c x))^2}{3 c^3}-\frac {d \left (d^2-\frac {3 e^2}{c^2}\right ) (a+b \arctan (c x))^2}{3 e}+\frac {(d+e x)^3 (a+b \arctan (c x))^2}{3 e}+\frac {b^2 d e \log \left (1+c^2 x^2\right )}{c^2}+\frac {\left (2 b \left (3 c^2 d^2-e^2\right )\right ) \int \frac {a+b \arctan (c x)}{i-c x} \, dx}{3 c^2} \\ & = -\frac {2 a b d e x}{c}+\frac {b^2 e^2 x}{3 c^2}-\frac {b^2 e^2 \arctan (c x)}{3 c^3}-\frac {2 b^2 d e x \arctan (c x)}{c}-\frac {b e^2 x^2 (a+b \arctan (c x))}{3 c}+\frac {i \left (3 c^2 d^2-e^2\right ) (a+b \arctan (c x))^2}{3 c^3}-\frac {d \left (d^2-\frac {3 e^2}{c^2}\right ) (a+b \arctan (c x))^2}{3 e}+\frac {(d+e x)^3 (a+b \arctan (c x))^2}{3 e}+\frac {2 b \left (3 c^2 d^2-e^2\right ) (a+b \arctan (c x)) \log \left (\frac {2}{1+i c x}\right )}{3 c^3}+\frac {b^2 d e \log \left (1+c^2 x^2\right )}{c^2}-\frac {\left (2 b^2 \left (3 c^2 d^2-e^2\right )\right ) \int \frac {\log \left (\frac {2}{1+i c x}\right )}{1+c^2 x^2} \, dx}{3 c^2} \\ & = -\frac {2 a b d e x}{c}+\frac {b^2 e^2 x}{3 c^2}-\frac {b^2 e^2 \arctan (c x)}{3 c^3}-\frac {2 b^2 d e x \arctan (c x)}{c}-\frac {b e^2 x^2 (a+b \arctan (c x))}{3 c}+\frac {i \left (3 c^2 d^2-e^2\right ) (a+b \arctan (c x))^2}{3 c^3}-\frac {d \left (d^2-\frac {3 e^2}{c^2}\right ) (a+b \arctan (c x))^2}{3 e}+\frac {(d+e x)^3 (a+b \arctan (c x))^2}{3 e}+\frac {2 b \left (3 c^2 d^2-e^2\right ) (a+b \arctan (c x)) \log \left (\frac {2}{1+i c x}\right )}{3 c^3}+\frac {b^2 d e \log \left (1+c^2 x^2\right )}{c^2}+\frac {\left (2 i b^2 \left (3 c^2 d^2-e^2\right )\right ) \text {Subst}\left (\int \frac {\log (2 x)}{1-2 x} \, dx,x,\frac {1}{1+i c x}\right )}{3 c^3} \\ & = -\frac {2 a b d e x}{c}+\frac {b^2 e^2 x}{3 c^2}-\frac {b^2 e^2 \arctan (c x)}{3 c^3}-\frac {2 b^2 d e x \arctan (c x)}{c}-\frac {b e^2 x^2 (a+b \arctan (c x))}{3 c}+\frac {i \left (3 c^2 d^2-e^2\right ) (a+b \arctan (c x))^2}{3 c^3}-\frac {d \left (d^2-\frac {3 e^2}{c^2}\right ) (a+b \arctan (c x))^2}{3 e}+\frac {(d+e x)^3 (a+b \arctan (c x))^2}{3 e}+\frac {2 b \left (3 c^2 d^2-e^2\right ) (a+b \arctan (c x)) \log \left (\frac {2}{1+i c x}\right )}{3 c^3}+\frac {b^2 d e \log \left (1+c^2 x^2\right )}{c^2}+\frac {i b^2 \left (3 c^2 d^2-e^2\right ) \operatorname {PolyLog}\left (2,1-\frac {2}{1+i c x}\right )}{3 c^3} \\ \end{align*}
Time = 0.60 (sec) , antiderivative size = 312, normalized size of antiderivative = 1.16 \[ \int (d+e x)^2 (a+b \arctan (c x))^2 \, dx=\frac {3 a^2 c^3 d^2 x-6 a b c^2 d e x+b^2 c e^2 x+3 a^2 c^3 d e x^2-a b c^2 e^2 x^2+a^2 c^3 e^2 x^3+b^2 \left (-3 i c^2 d^2+3 c d e+i e^2+c^3 x \left (3 d^2+3 d e x+e^2 x^2\right )\right ) \arctan (c x)^2+b \arctan (c x) \left (6 a c d e-b e \left (e+6 c^2 d x+c^2 e x^2\right )+2 a c^3 x \left (3 d^2+3 d e x+e^2 x^2\right )+2 b \left (3 c^2 d^2-e^2\right ) \log \left (1+e^{2 i \arctan (c x)}\right )\right )-3 a b c^2 d^2 \log \left (1+c^2 x^2\right )+3 b^2 c d e \log \left (1+c^2 x^2\right )+a b e^2 \log \left (1+c^2 x^2\right )-i b^2 \left (3 c^2 d^2-e^2\right ) \operatorname {PolyLog}\left (2,-e^{2 i \arctan (c x)}\right )}{3 c^3} \]
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Both result and optimal contain complex but leaf count of result is larger than twice the leaf count of optimal. 502 vs. \(2 (250 ) = 500\).
Time = 2.08 (sec) , antiderivative size = 503, normalized size of antiderivative = 1.86
method | result | size |
parts | \(\frac {a^{2} \left (e x +d \right )^{3}}{3 e}+\frac {b^{2} \left (\frac {c \,e^{2} \arctan \left (c x \right )^{2} x^{3}}{3}+c e \arctan \left (c x \right )^{2} x^{2} d +\arctan \left (c x \right )^{2} c x \,d^{2}+\frac {c \arctan \left (c x \right )^{2} d^{3}}{3 e}-\frac {2 \left (3 \arctan \left (c x \right ) c^{2} d \,e^{2} x +\frac {\arctan \left (c x \right ) e^{3} c^{2} x^{2}}{2}+\frac {3 \arctan \left (c x \right ) \ln \left (c^{2} x^{2}+1\right ) e \,c^{2} d^{2}}{2}-\frac {\arctan \left (c x \right ) \ln \left (c^{2} x^{2}+1\right ) e^{3}}{2}+\arctan \left (c x \right )^{2} c^{3} d^{3}-3 \arctan \left (c x \right )^{2} c d \,e^{2}-\frac {e \left (3 c^{2} d^{2}-e^{2}\right ) \left (-\frac {i \left (\ln \left (c x -i\right ) \ln \left (c^{2} x^{2}+1\right )-\frac {\ln \left (c x -i\right )^{2}}{2}-\operatorname {dilog}\left (-\frac {i \left (c x +i\right )}{2}\right )-\ln \left (c x -i\right ) \ln \left (-\frac {i \left (c x +i\right )}{2}\right )\right )}{2}+\frac {i \left (\ln \left (c x +i\right ) \ln \left (c^{2} x^{2}+1\right )-\frac {\ln \left (c x +i\right )^{2}}{2}-\operatorname {dilog}\left (\frac {i \left (c x -i\right )}{2}\right )-\ln \left (c x +i\right ) \ln \left (\frac {i \left (c x -i\right )}{2}\right )\right )}{2}\right )}{2}-\frac {3 e^{2} \ln \left (c^{2} x^{2}+1\right ) c d}{2}+\frac {e^{3} \arctan \left (c x \right )}{2}-\frac {c x \,e^{3}}{2}-\frac {d c \left (c^{2} d^{2}-3 e^{2}\right ) \arctan \left (c x \right )^{2}}{2}\right )}{3 c^{2} e}\right )}{c}+\frac {2 a b \,e^{2} \arctan \left (c x \right ) x^{3}}{3}+2 a b e \arctan \left (c x \right ) x^{2} d +2 a b \arctan \left (c x \right ) x \,d^{2}-\frac {e^{2} b a \,x^{2}}{3 c}-\frac {2 a b d e x}{c}-\frac {a b \,d^{2} \ln \left (c^{2} x^{2}+1\right )}{c}+\frac {e^{2} b a \ln \left (c^{2} x^{2}+1\right )}{3 c^{3}}+\frac {2 d e b a \arctan \left (c x \right )}{c^{2}}\) | \(503\) |
derivativedivides | \(\frac {\frac {a^{2} \left (c e x +c d \right )^{3}}{3 c^{2} e}+\frac {b^{2} \left (\frac {\arctan \left (c x \right )^{2} c^{3} d^{3}}{3 e}+\arctan \left (c x \right )^{2} c^{3} d^{2} x +e \arctan \left (c x \right )^{2} c^{3} d \,x^{2}+\frac {e^{2} \arctan \left (c x \right )^{2} c^{3} x^{3}}{3}-\frac {2 \left (3 \arctan \left (c x \right ) c^{2} d \,e^{2} x +\frac {\arctan \left (c x \right ) e^{3} c^{2} x^{2}}{2}+\frac {3 \arctan \left (c x \right ) \ln \left (c^{2} x^{2}+1\right ) e \,c^{2} d^{2}}{2}-\frac {\arctan \left (c x \right ) \ln \left (c^{2} x^{2}+1\right ) e^{3}}{2}+\arctan \left (c x \right )^{2} c^{3} d^{3}-3 \arctan \left (c x \right )^{2} c d \,e^{2}-\frac {e \left (3 c^{2} d^{2}-e^{2}\right ) \left (-\frac {i \left (\ln \left (c x -i\right ) \ln \left (c^{2} x^{2}+1\right )-\frac {\ln \left (c x -i\right )^{2}}{2}-\operatorname {dilog}\left (-\frac {i \left (c x +i\right )}{2}\right )-\ln \left (c x -i\right ) \ln \left (-\frac {i \left (c x +i\right )}{2}\right )\right )}{2}+\frac {i \left (\ln \left (c x +i\right ) \ln \left (c^{2} x^{2}+1\right )-\frac {\ln \left (c x +i\right )^{2}}{2}-\operatorname {dilog}\left (\frac {i \left (c x -i\right )}{2}\right )-\ln \left (c x +i\right ) \ln \left (\frac {i \left (c x -i\right )}{2}\right )\right )}{2}\right )}{2}-\frac {3 e^{2} \ln \left (c^{2} x^{2}+1\right ) c d}{2}+\frac {e^{3} \arctan \left (c x \right )}{2}-\frac {c x \,e^{3}}{2}-\frac {d c \left (c^{2} d^{2}-3 e^{2}\right ) \arctan \left (c x \right )^{2}}{2}\right )}{3 e}\right )}{c^{2}}+2 a b \arctan \left (c x \right ) d^{2} c x +2 a b c e \arctan \left (c x \right ) d \,x^{2}+\frac {2 a b c \,e^{2} \arctan \left (c x \right ) x^{3}}{3}-2 a b e d x -\frac {a b \,e^{2} x^{2}}{3}-a b \ln \left (c^{2} x^{2}+1\right ) d^{2}+\frac {a b \,e^{2} \ln \left (c^{2} x^{2}+1\right )}{3 c^{2}}+\frac {2 a b e \arctan \left (c x \right ) d}{c}}{c}\) | \(512\) |
default | \(\frac {\frac {a^{2} \left (c e x +c d \right )^{3}}{3 c^{2} e}+\frac {b^{2} \left (\frac {\arctan \left (c x \right )^{2} c^{3} d^{3}}{3 e}+\arctan \left (c x \right )^{2} c^{3} d^{2} x +e \arctan \left (c x \right )^{2} c^{3} d \,x^{2}+\frac {e^{2} \arctan \left (c x \right )^{2} c^{3} x^{3}}{3}-\frac {2 \left (3 \arctan \left (c x \right ) c^{2} d \,e^{2} x +\frac {\arctan \left (c x \right ) e^{3} c^{2} x^{2}}{2}+\frac {3 \arctan \left (c x \right ) \ln \left (c^{2} x^{2}+1\right ) e \,c^{2} d^{2}}{2}-\frac {\arctan \left (c x \right ) \ln \left (c^{2} x^{2}+1\right ) e^{3}}{2}+\arctan \left (c x \right )^{2} c^{3} d^{3}-3 \arctan \left (c x \right )^{2} c d \,e^{2}-\frac {e \left (3 c^{2} d^{2}-e^{2}\right ) \left (-\frac {i \left (\ln \left (c x -i\right ) \ln \left (c^{2} x^{2}+1\right )-\frac {\ln \left (c x -i\right )^{2}}{2}-\operatorname {dilog}\left (-\frac {i \left (c x +i\right )}{2}\right )-\ln \left (c x -i\right ) \ln \left (-\frac {i \left (c x +i\right )}{2}\right )\right )}{2}+\frac {i \left (\ln \left (c x +i\right ) \ln \left (c^{2} x^{2}+1\right )-\frac {\ln \left (c x +i\right )^{2}}{2}-\operatorname {dilog}\left (\frac {i \left (c x -i\right )}{2}\right )-\ln \left (c x +i\right ) \ln \left (\frac {i \left (c x -i\right )}{2}\right )\right )}{2}\right )}{2}-\frac {3 e^{2} \ln \left (c^{2} x^{2}+1\right ) c d}{2}+\frac {e^{3} \arctan \left (c x \right )}{2}-\frac {c x \,e^{3}}{2}-\frac {d c \left (c^{2} d^{2}-3 e^{2}\right ) \arctan \left (c x \right )^{2}}{2}\right )}{3 e}\right )}{c^{2}}+2 a b \arctan \left (c x \right ) d^{2} c x +2 a b c e \arctan \left (c x \right ) d \,x^{2}+\frac {2 a b c \,e^{2} \arctan \left (c x \right ) x^{3}}{3}-2 a b e d x -\frac {a b \,e^{2} x^{2}}{3}-a b \ln \left (c^{2} x^{2}+1\right ) d^{2}+\frac {a b \,e^{2} \ln \left (c^{2} x^{2}+1\right )}{3 c^{2}}+\frac {2 a b e \arctan \left (c x \right ) d}{c}}{c}\) | \(512\) |
risch | \(\frac {b^{2} e^{2} x}{3 c^{2}}-\frac {2 a b d e x}{c}+\frac {7 b^{2} d e \ln \left (c^{2} x^{2}+1\right )}{8 c^{2}}-\frac {17 b^{2} e^{2} \arctan \left (c x \right )}{36 c^{3}}-\frac {e^{2} b a \,x^{2}}{3 c}+x^{2} e d \,a^{2}+\frac {x^{3} e^{2} a^{2}}{3}+x \,d^{2} a^{2}+i \ln \left (-i c x +1\right ) x a b \,d^{2}+\frac {i e^{2} b a \ln \left (-i c x +1\right ) x^{3}}{3}-\frac {i e^{2} b^{2} \ln \left (-i c x +1\right ) x^{2}}{6 c}+\frac {i d e \,b^{2} \arctan \left (c x \right )}{4 c^{2}}-\frac {2 i d e b a}{c^{2}}+\frac {i b^{2} \ln \left (\frac {1}{2}-\frac {i c x}{2}\right ) \ln \left (\frac {1}{2}+\frac {i c x}{2}\right ) d^{2}}{c}-\frac {i b^{2} \ln \left (-i c x +1\right ) \ln \left (\frac {1}{2}+\frac {i c x}{2}\right ) d^{2}}{c}+\frac {i b^{2} \ln \left (-i c x +1\right ) \ln \left (\frac {1}{2}+\frac {i c x}{2}\right ) e^{2}}{3 c^{3}}-\frac {i b^{2} \ln \left (\frac {1}{2}-\frac {i c x}{2}\right ) \ln \left (\frac {1}{2}+\frac {i c x}{2}\right ) e^{2}}{3 c^{3}}-\frac {a b \,d^{2} \ln \left (c^{2} x^{2}+1\right )}{c}+\frac {e^{2} b a \ln \left (c^{2} x^{2}+1\right )}{3 c^{3}}+\frac {2 d e b a \arctan \left (c x \right )}{c^{2}}+\frac {d e \,a^{2}}{c^{2}}+\frac {b^{2} d^{2} \arctan \left (c x \right )}{2 c}-\frac {e^{2} b a}{3 c^{3}}+\left (\frac {\left (e x +d \right )^{3} b^{2} \ln \left (-i c x +1\right )}{6 e}+\frac {b \left (-2 i a \,c^{3} e^{3} x^{3}-6 i a \,c^{3} d \,e^{2} x^{2}-6 i a \,c^{3} d^{2} e x +i b \,c^{2} e^{3} x^{2}+3 i \ln \left (-i c x +1\right ) b \,c^{2} d^{2} e +6 i b \,c^{2} d \,e^{2} x -b \,c^{3} d^{3} \ln \left (-i c x +1\right )-i \ln \left (-i c x +1\right ) b \,e^{3}+3 \ln \left (-i c x +1\right ) b c d \,e^{2}\right )}{6 c^{3} e}\right ) \ln \left (i c x +1\right )-\frac {i d e \,b^{2} \ln \left (-i c x +1\right ) x}{c}+i d e b a \ln \left (-i c x +1\right ) x^{2}+\frac {i b^{2} d^{2} \ln \left (c^{2} x^{2}+1\right )}{4 c}+\frac {i b^{2} \operatorname {dilog}\left (\frac {1}{2}-\frac {i c x}{2}\right ) d^{2}}{c}-\frac {i b^{2} \operatorname {dilog}\left (\frac {1}{2}-\frac {i c x}{2}\right ) e^{2}}{3 c^{3}}+\frac {5 i b^{2} e^{2} \ln \left (-i c x +1\right )}{36 c^{3}}-\frac {i b^{2} \ln \left (-i c x +1\right ) d^{2}}{2 c}-\frac {d e \,b^{2} \ln \left (-i c x +1\right )^{2}}{4 c^{2}}+\frac {d e \,b^{2} \ln \left (-i c x +1\right )}{4 c^{2}}-\frac {d e \,b^{2} \ln \left (-i c x +1\right )^{2} x^{2}}{4}+\frac {i e^{2} b^{2} \ln \left (-i c x +1\right )^{2}}{12 c^{3}}-\frac {i \ln \left (-i c x +1\right )^{2} b^{2} d^{2}}{4 c}-\frac {5 i b^{2} e^{2} \ln \left (c^{2} x^{2}+1\right )}{72 c^{3}}+\frac {i a^{2} d^{2}}{c}-\frac {i e^{2} a^{2}}{3 c^{3}}+\frac {i e^{2} b^{2}}{3 c^{3}}-\frac {e^{2} b^{2} \ln \left (-i c x +1\right )^{2} x^{3}}{12}-\frac {\ln \left (-i c x +1\right )^{2} x \,b^{2} d^{2}}{4}-\frac {b^{2} \left (e^{2} c^{3} x^{3}+3 c^{3} d e \,x^{2}+3 c^{3} d^{2} x -3 i c^{2} d^{2}+3 c d e +i e^{2}\right ) \ln \left (i c x +1\right )^{2}}{12 c^{3}}\) | \(965\) |
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\[ \int (d+e x)^2 (a+b \arctan (c x))^2 \, dx=\int { {\left (e x + d\right )}^{2} {\left (b \arctan \left (c x\right ) + a\right )}^{2} \,d x } \]
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\[ \int (d+e x)^2 (a+b \arctan (c x))^2 \, dx=\int \left (a + b \operatorname {atan}{\left (c x \right )}\right )^{2} \left (d + e x\right )^{2}\, dx \]
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\[ \int (d+e x)^2 (a+b \arctan (c x))^2 \, dx=\int { {\left (e x + d\right )}^{2} {\left (b \arctan \left (c x\right ) + a\right )}^{2} \,d x } \]
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\[ \int (d+e x)^2 (a+b \arctan (c x))^2 \, dx=\int { {\left (e x + d\right )}^{2} {\left (b \arctan \left (c x\right ) + a\right )}^{2} \,d x } \]
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Timed out. \[ \int (d+e x)^2 (a+b \arctan (c x))^2 \, dx=\int {\left (a+b\,\mathrm {atan}\left (c\,x\right )\right )}^2\,{\left (d+e\,x\right )}^2 \,d x \]
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