Integrand size = 15, antiderivative size = 75 \[ \int (a+a \cos (x))^3 (A+B \sec (x)) \, dx=\frac {1}{2} a^3 (5 A+7 B) x+a^3 B \text {arctanh}(\sin (x))+\frac {5}{2} a^3 (A+B) \sin (x)+\frac {1}{3} a A (a+a \cos (x))^2 \sin (x)+\frac {1}{6} (5 A+3 B) \left (a^3+a^3 \cos (x)\right ) \sin (x) \]
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Time = 0.35 (sec) , antiderivative size = 75, normalized size of antiderivative = 1.00, number of steps used = 7, number of rules used = 6, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.400, Rules used = {2907, 3055, 3047, 3102, 2814, 3855} \[ \int (a+a \cos (x))^3 (A+B \sec (x)) \, dx=\frac {1}{2} a^3 x (5 A+7 B)+\frac {5}{2} a^3 (A+B) \sin (x)+\frac {1}{6} (5 A+3 B) \sin (x) \left (a^3 \cos (x)+a^3\right )+a^3 B \text {arctanh}(\sin (x))+\frac {1}{3} a A \sin (x) (a \cos (x)+a)^2 \]
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Rule 2814
Rule 2907
Rule 3047
Rule 3055
Rule 3102
Rule 3855
Rubi steps \begin{align*} \text {integral}& = \int (a+a \cos (x))^3 (B+A \cos (x)) \sec (x) \, dx \\ & = \frac {1}{3} a A (a+a \cos (x))^2 \sin (x)+\frac {1}{3} \int (a+a \cos (x))^2 (3 a B+a (5 A+3 B) \cos (x)) \sec (x) \, dx \\ & = \frac {1}{3} a A (a+a \cos (x))^2 \sin (x)+\frac {1}{6} (5 A+3 B) \left (a^3+a^3 \cos (x)\right ) \sin (x)+\frac {1}{6} \int (a+a \cos (x)) \left (6 a^2 B+15 a^2 (A+B) \cos (x)\right ) \sec (x) \, dx \\ & = \frac {1}{3} a A (a+a \cos (x))^2 \sin (x)+\frac {1}{6} (5 A+3 B) \left (a^3+a^3 \cos (x)\right ) \sin (x)+\frac {1}{6} \int \left (6 a^3 B+\left (6 a^3 B+15 a^3 (A+B)\right ) \cos (x)+15 a^3 (A+B) \cos ^2(x)\right ) \sec (x) \, dx \\ & = \frac {5}{2} a^3 (A+B) \sin (x)+\frac {1}{3} a A (a+a \cos (x))^2 \sin (x)+\frac {1}{6} (5 A+3 B) \left (a^3+a^3 \cos (x)\right ) \sin (x)+\frac {1}{6} \int \left (6 a^3 B+3 a^3 (5 A+7 B) \cos (x)\right ) \sec (x) \, dx \\ & = \frac {1}{2} a^3 (5 A+7 B) x+\frac {5}{2} a^3 (A+B) \sin (x)+\frac {1}{3} a A (a+a \cos (x))^2 \sin (x)+\frac {1}{6} (5 A+3 B) \left (a^3+a^3 \cos (x)\right ) \sin (x)+\left (a^3 B\right ) \int \sec (x) \, dx \\ & = \frac {1}{2} a^3 (5 A+7 B) x+a^3 B \text {arctanh}(\sin (x))+\frac {5}{2} a^3 (A+B) \sin (x)+\frac {1}{3} a A (a+a \cos (x))^2 \sin (x)+\frac {1}{6} (5 A+3 B) \left (a^3+a^3 \cos (x)\right ) \sin (x) \\ \end{align*}
Time = 0.41 (sec) , antiderivative size = 80, normalized size of antiderivative = 1.07 \[ \int (a+a \cos (x))^3 (A+B \sec (x)) \, dx=\frac {1}{12} a^3 \left (30 A x+42 B x-12 B \log \left (\cos \left (\frac {x}{2}\right )-\sin \left (\frac {x}{2}\right )\right )+12 B \log \left (\cos \left (\frac {x}{2}\right )+\sin \left (\frac {x}{2}\right )\right )+9 (5 A+4 B) \sin (x)+3 (3 A+B) \sin (2 x)+A \sin (3 x)\right ) \]
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Time = 1.50 (sec) , antiderivative size = 67, normalized size of antiderivative = 0.89
method | result | size |
parallelrisch | \(\frac {5 \left (-\frac {2 B \ln \left (-\cot \left (x \right )+\csc \left (x \right )-1\right )}{5}+\frac {2 B \ln \left (\csc \left (x \right )-\cot \left (x \right )+1\right )}{5}+\left (\frac {3 A}{10}+\frac {B}{10}\right ) \sin \left (2 x \right )+\frac {A \sin \left (3 x \right )}{30}+\left (\frac {3 A}{2}+\frac {6 B}{5}\right ) \sin \left (x \right )+x \left (A +\frac {7 B}{5}\right )\right ) a^{3}}{2}\) | \(67\) |
default | \(\frac {a^{3} A \left (2+\cos \left (x \right )^{2}\right ) \sin \left (x \right )}{3}+a^{3} B \left (\frac {\cos \left (x \right ) \sin \left (x \right )}{2}+\frac {x}{2}\right )+3 a^{3} A \left (\frac {\cos \left (x \right ) \sin \left (x \right )}{2}+\frac {x}{2}\right )+3 a^{3} B \sin \left (x \right )+3 a^{3} A \sin \left (x \right )+3 a^{3} B x +a^{3} A x +a^{3} B \ln \left (\sec \left (x \right )+\tan \left (x \right )\right )\) | \(87\) |
parts | \(\frac {a^{3} A \left (2+\cos \left (x \right )^{2}\right ) \sin \left (x \right )}{3}+a^{3} B \left (\frac {\cos \left (x \right ) \sin \left (x \right )}{2}+\frac {x}{2}\right )+3 a^{3} A \left (\frac {\cos \left (x \right ) \sin \left (x \right )}{2}+\frac {x}{2}\right )+3 a^{3} B \sin \left (x \right )+3 a^{3} A \sin \left (x \right )+3 a^{3} B x +a^{3} A x +a^{3} B \ln \left (\sec \left (x \right )+\tan \left (x \right )\right )\) | \(87\) |
risch | \(\frac {5 a^{3} A x}{2}+\frac {7 a^{3} B x}{2}-\frac {15 i A \,{\mathrm e}^{i x} a^{3}}{8}-\frac {3 i B \,{\mathrm e}^{i x} a^{3}}{2}+\frac {15 i A \,{\mathrm e}^{-i x} a^{3}}{8}+\frac {3 i B \,{\mathrm e}^{-i x} a^{3}}{2}+a^{3} B \ln \left (i+{\mathrm e}^{i x}\right )-a^{3} B \ln \left ({\mathrm e}^{i x}-i\right )+\frac {a^{3} A \sin \left (3 x \right )}{12}+\frac {3 A \sin \left (2 x \right ) a^{3}}{4}+\frac {B \sin \left (2 x \right ) a^{3}}{4}\) | \(123\) |
norman | \(\frac {\left (\frac {5}{2} a^{3} A +\frac {7}{2} a^{3} B \right ) x +\left (\frac {40}{3} a^{3} A +12 a^{3} B \right ) \tan \left (\frac {x}{2}\right )^{3}+\left (5 a^{3} A +5 a^{3} B \right ) \tan \left (\frac {x}{2}\right )^{5}+\left (11 a^{3} A +7 a^{3} B \right ) \tan \left (\frac {x}{2}\right )+\left (\frac {5}{2} a^{3} A +\frac {7}{2} a^{3} B \right ) x \tan \left (\frac {x}{2}\right )^{6}+\left (\frac {15}{2} a^{3} A +\frac {21}{2} a^{3} B \right ) x \tan \left (\frac {x}{2}\right )^{2}+\left (\frac {15}{2} a^{3} A +\frac {21}{2} a^{3} B \right ) x \tan \left (\frac {x}{2}\right )^{4}}{\left (1+\tan \left (\frac {x}{2}\right )^{2}\right )^{3}}+a^{3} B \ln \left (\tan \left (\frac {x}{2}\right )+1\right )-a^{3} B \ln \left (\tan \left (\frac {x}{2}\right )-1\right )\) | \(175\) |
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Time = 0.27 (sec) , antiderivative size = 77, normalized size of antiderivative = 1.03 \[ \int (a+a \cos (x))^3 (A+B \sec (x)) \, dx=\frac {1}{2} \, {\left (5 \, A + 7 \, B\right )} a^{3} x + \frac {1}{2} \, B a^{3} \log \left (\sin \left (x\right ) + 1\right ) - \frac {1}{2} \, B a^{3} \log \left (-\sin \left (x\right ) + 1\right ) + \frac {1}{6} \, {\left (2 \, A a^{3} \cos \left (x\right )^{2} + 3 \, {\left (3 \, A + B\right )} a^{3} \cos \left (x\right ) + 2 \, {\left (11 \, A + 9 \, B\right )} a^{3}\right )} \sin \left (x\right ) \]
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Time = 2.88 (sec) , antiderivative size = 92, normalized size of antiderivative = 1.23 \[ \int (a+a \cos (x))^3 (A+B \sec (x)) \, dx=\frac {5 A a^{3} x}{2} - \frac {A a^{3} \sin ^{3}{\left (x \right )}}{3} + 4 A a^{3} \sin {\left (x \right )} + \frac {3 A a^{3} \sin {\left (2 x \right )}}{4} + \frac {7 B a^{3} x}{2} + B a^{3} \log {\left (\tan {\left (x \right )} + \sec {\left (x \right )} \right )} + \frac {B a^{3} \sin {\left (x \right )} \cos {\left (x \right )}}{2} + 3 B a^{3} \sin {\left (x \right )} \]
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Time = 0.20 (sec) , antiderivative size = 84, normalized size of antiderivative = 1.12 \[ \int (a+a \cos (x))^3 (A+B \sec (x)) \, dx=-\frac {1}{3} \, {\left (\sin \left (x\right )^{3} - 3 \, \sin \left (x\right )\right )} A a^{3} + \frac {3}{4} \, A a^{3} {\left (2 \, x + \sin \left (2 \, x\right )\right )} + \frac {1}{4} \, B a^{3} {\left (2 \, x + \sin \left (2 \, x\right )\right )} + A a^{3} x + 3 \, B a^{3} x + B a^{3} \log \left (\sec \left (x\right ) + \tan \left (x\right )\right ) + 3 \, A a^{3} \sin \left (x\right ) + 3 \, B a^{3} \sin \left (x\right ) \]
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Time = 0.29 (sec) , antiderivative size = 125, normalized size of antiderivative = 1.67 \[ \int (a+a \cos (x))^3 (A+B \sec (x)) \, dx=B a^{3} \log \left ({\left | \tan \left (\frac {1}{2} \, x\right ) + 1 \right |}\right ) - B a^{3} \log \left ({\left | \tan \left (\frac {1}{2} \, x\right ) - 1 \right |}\right ) + \frac {1}{2} \, {\left (5 \, A a^{3} + 7 \, B a^{3}\right )} x + \frac {15 \, A a^{3} \tan \left (\frac {1}{2} \, x\right )^{5} + 15 \, B a^{3} \tan \left (\frac {1}{2} \, x\right )^{5} + 40 \, A a^{3} \tan \left (\frac {1}{2} \, x\right )^{3} + 36 \, B a^{3} \tan \left (\frac {1}{2} \, x\right )^{3} + 33 \, A a^{3} \tan \left (\frac {1}{2} \, x\right ) + 21 \, B a^{3} \tan \left (\frac {1}{2} \, x\right )}{3 \, {\left (\tan \left (\frac {1}{2} \, x\right )^{2} + 1\right )}^{3}} \]
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Time = 28.29 (sec) , antiderivative size = 431, normalized size of antiderivative = 5.75 \[ \int (a+a \cos (x))^3 (A+B \sec (x)) \, dx=\frac {\left (5\,A\,a^3+5\,B\,a^3\right )\,{\mathrm {tan}\left (\frac {x}{2}\right )}^5+\left (\frac {40\,A\,a^3}{3}+12\,B\,a^3\right )\,{\mathrm {tan}\left (\frac {x}{2}\right )}^3+\left (11\,A\,a^3+7\,B\,a^3\right )\,\mathrm {tan}\left (\frac {x}{2}\right )}{{\mathrm {tan}\left (\frac {x}{2}\right )}^6+3\,{\mathrm {tan}\left (\frac {x}{2}\right )}^4+3\,{\mathrm {tan}\left (\frac {x}{2}\right )}^2+1}+a^3\,\mathrm {atan}\left (\frac {1000\,A^3\,a^9\,\mathrm {tan}\left (\frac {x}{2}\right )}{1000\,A^3\,a^9+4200\,A^2\,B\,a^9+6040\,A\,B^2\,a^9+2968\,B^3\,a^9}+\frac {2968\,B^3\,a^9\,\mathrm {tan}\left (\frac {x}{2}\right )}{1000\,A^3\,a^9+4200\,A^2\,B\,a^9+6040\,A\,B^2\,a^9+2968\,B^3\,a^9}+\frac {6040\,A\,B^2\,a^9\,\mathrm {tan}\left (\frac {x}{2}\right )}{1000\,A^3\,a^9+4200\,A^2\,B\,a^9+6040\,A\,B^2\,a^9+2968\,B^3\,a^9}+\frac {4200\,A^2\,B\,a^9\,\mathrm {tan}\left (\frac {x}{2}\right )}{1000\,A^3\,a^9+4200\,A^2\,B\,a^9+6040\,A\,B^2\,a^9+2968\,B^3\,a^9}\right )\,\left (5\,A+7\,B\right )+2\,B\,a^3\,\mathrm {atanh}\left (\frac {848\,B^3\,a^9\,\mathrm {tan}\left (\frac {x}{2}\right )}{400\,A^2\,B\,a^9+1120\,A\,B^2\,a^9+848\,B^3\,a^9}+\frac {1120\,A\,B^2\,a^9\,\mathrm {tan}\left (\frac {x}{2}\right )}{400\,A^2\,B\,a^9+1120\,A\,B^2\,a^9+848\,B^3\,a^9}+\frac {400\,A^2\,B\,a^9\,\mathrm {tan}\left (\frac {x}{2}\right )}{400\,A^2\,B\,a^9+1120\,A\,B^2\,a^9+848\,B^3\,a^9}\right ) \]
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