Integrand size = 31, antiderivative size = 124 \[ \int \cos ^2(c+d x) (a+b \sec (c+d x))^3 (A+B \sec (c+d x)) \, dx=\frac {1}{2} a \left (a^2 A+6 A b^2+6 a b B\right ) x+\frac {b^2 (A b+3 a B) \text {arctanh}(\sin (c+d x))}{d}+\frac {a^2 (2 A b+a B) \sin (c+d x)}{d}+\frac {a A \cos (c+d x) (a+b \sec (c+d x))^2 \sin (c+d x)}{2 d}-\frac {b^2 (a A-2 b B) \tan (c+d x)}{2 d} \]
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Time = 0.35 (sec) , antiderivative size = 124, normalized size of antiderivative = 1.00, number of steps used = 6, number of rules used = 6, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.194, Rules used = {4110, 4161, 4132, 8, 4130, 3855} \[ \int \cos ^2(c+d x) (a+b \sec (c+d x))^3 (A+B \sec (c+d x)) \, dx=\frac {1}{2} a x \left (a^2 A+6 a b B+6 A b^2\right )+\frac {a^2 (a B+2 A b) \sin (c+d x)}{d}+\frac {b^2 (3 a B+A b) \text {arctanh}(\sin (c+d x))}{d}-\frac {b^2 (a A-2 b B) \tan (c+d x)}{2 d}+\frac {a A \sin (c+d x) \cos (c+d x) (a+b \sec (c+d x))^2}{2 d} \]
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Rule 8
Rule 3855
Rule 4110
Rule 4130
Rule 4132
Rule 4161
Rubi steps \begin{align*} \text {integral}& = \frac {a A \cos (c+d x) (a+b \sec (c+d x))^2 \sin (c+d x)}{2 d}-\frac {1}{2} \int \cos (c+d x) (a+b \sec (c+d x)) \left (-2 a (2 A b+a B)-\left (a^2 A+2 A b^2+4 a b B\right ) \sec (c+d x)+b (a A-2 b B) \sec ^2(c+d x)\right ) \, dx \\ & = \frac {a A \cos (c+d x) (a+b \sec (c+d x))^2 \sin (c+d x)}{2 d}-\frac {b^2 (a A-2 b B) \tan (c+d x)}{2 d}-\frac {1}{2} \int \cos (c+d x) \left (-2 a^2 (2 A b+a B)-a \left (a^2 A+6 A b^2+6 a b B\right ) \sec (c+d x)-2 b^2 (A b+3 a B) \sec ^2(c+d x)\right ) \, dx \\ & = \frac {a A \cos (c+d x) (a+b \sec (c+d x))^2 \sin (c+d x)}{2 d}-\frac {b^2 (a A-2 b B) \tan (c+d x)}{2 d}-\frac {1}{2} \int \cos (c+d x) \left (-2 a^2 (2 A b+a B)-2 b^2 (A b+3 a B) \sec ^2(c+d x)\right ) \, dx+\frac {1}{2} \left (a \left (a^2 A+6 A b^2+6 a b B\right )\right ) \int 1 \, dx \\ & = \frac {1}{2} a \left (a^2 A+6 A b^2+6 a b B\right ) x+\frac {a^2 (2 A b+a B) \sin (c+d x)}{d}+\frac {a A \cos (c+d x) (a+b \sec (c+d x))^2 \sin (c+d x)}{2 d}-\frac {b^2 (a A-2 b B) \tan (c+d x)}{2 d}+\left (b^2 (A b+3 a B)\right ) \int \sec (c+d x) \, dx \\ & = \frac {1}{2} a \left (a^2 A+6 A b^2+6 a b B\right ) x+\frac {b^2 (A b+3 a B) \text {arctanh}(\sin (c+d x))}{d}+\frac {a^2 (2 A b+a B) \sin (c+d x)}{d}+\frac {a A \cos (c+d x) (a+b \sec (c+d x))^2 \sin (c+d x)}{2 d}-\frac {b^2 (a A-2 b B) \tan (c+d x)}{2 d} \\ \end{align*}
Time = 2.12 (sec) , antiderivative size = 217, normalized size of antiderivative = 1.75 \[ \int \cos ^2(c+d x) (a+b \sec (c+d x))^3 (A+B \sec (c+d x)) \, dx=\frac {2 a \left (a^2 A+6 A b^2+6 a b B\right ) (c+d x)-4 b^2 (A b+3 a B) \log \left (\cos \left (\frac {1}{2} (c+d x)\right )-\sin \left (\frac {1}{2} (c+d x)\right )\right )+4 b^2 (A b+3 a B) \log \left (\cos \left (\frac {1}{2} (c+d x)\right )+\sin \left (\frac {1}{2} (c+d x)\right )\right )+\frac {4 b^3 B \sin \left (\frac {1}{2} (c+d x)\right )}{\cos \left (\frac {1}{2} (c+d x)\right )-\sin \left (\frac {1}{2} (c+d x)\right )}+\frac {4 b^3 B \sin \left (\frac {1}{2} (c+d x)\right )}{\cos \left (\frac {1}{2} (c+d x)\right )+\sin \left (\frac {1}{2} (c+d x)\right )}+4 a^2 (3 A b+a B) \sin (c+d x)+a^3 A \sin (2 (c+d x))}{4 d} \]
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Time = 1.81 (sec) , antiderivative size = 132, normalized size of antiderivative = 1.06
method | result | size |
derivativedivides | \(\frac {a^{3} A \left (\frac {\cos \left (d x +c \right ) \sin \left (d x +c \right )}{2}+\frac {d x}{2}+\frac {c}{2}\right )+B \,a^{3} \sin \left (d x +c \right )+3 A \,a^{2} b \sin \left (d x +c \right )+3 B \,a^{2} b \left (d x +c \right )+3 A a \,b^{2} \left (d x +c \right )+3 B a \,b^{2} \ln \left (\sec \left (d x +c \right )+\tan \left (d x +c \right )\right )+A \,b^{3} \ln \left (\sec \left (d x +c \right )+\tan \left (d x +c \right )\right )+B \tan \left (d x +c \right ) b^{3}}{d}\) | \(132\) |
default | \(\frac {a^{3} A \left (\frac {\cos \left (d x +c \right ) \sin \left (d x +c \right )}{2}+\frac {d x}{2}+\frac {c}{2}\right )+B \,a^{3} \sin \left (d x +c \right )+3 A \,a^{2} b \sin \left (d x +c \right )+3 B \,a^{2} b \left (d x +c \right )+3 A a \,b^{2} \left (d x +c \right )+3 B a \,b^{2} \ln \left (\sec \left (d x +c \right )+\tan \left (d x +c \right )\right )+A \,b^{3} \ln \left (\sec \left (d x +c \right )+\tan \left (d x +c \right )\right )+B \tan \left (d x +c \right ) b^{3}}{d}\) | \(132\) |
parallelrisch | \(\frac {-8 b^{2} \cos \left (d x +c \right ) \left (A b +3 B a \right ) \ln \left (\tan \left (\frac {d x}{2}+\frac {c}{2}\right )-1\right )+8 b^{2} \cos \left (d x +c \right ) \left (A b +3 B a \right ) \ln \left (\tan \left (\frac {d x}{2}+\frac {c}{2}\right )+1\right )+4 \left (3 A \,a^{2} b +B \,a^{3}\right ) \sin \left (2 d x +2 c \right )+a^{3} A \sin \left (3 d x +3 c \right )+4 a d x \left (A \,a^{2}+6 A \,b^{2}+6 B a b \right ) \cos \left (d x +c \right )+\sin \left (d x +c \right ) \left (a^{3} A +8 B \,b^{3}\right )}{8 d \cos \left (d x +c \right )}\) | \(162\) |
risch | \(\frac {a^{3} A x}{2}+3 A a \,b^{2} x +3 B \,a^{2} b x -\frac {i a^{3} A \,{\mathrm e}^{2 i \left (d x +c \right )}}{8 d}-\frac {3 i {\mathrm e}^{i \left (d x +c \right )} A \,a^{2} b}{2 d}-\frac {i {\mathrm e}^{i \left (d x +c \right )} B \,a^{3}}{2 d}+\frac {3 i {\mathrm e}^{-i \left (d x +c \right )} A \,a^{2} b}{2 d}+\frac {i {\mathrm e}^{-i \left (d x +c \right )} B \,a^{3}}{2 d}+\frac {i a^{3} A \,{\mathrm e}^{-2 i \left (d x +c \right )}}{8 d}+\frac {2 i B \,b^{3}}{d \left ({\mathrm e}^{2 i \left (d x +c \right )}+1\right )}-\frac {\ln \left ({\mathrm e}^{i \left (d x +c \right )}-i\right ) A \,b^{3}}{d}-\frac {3 \ln \left ({\mathrm e}^{i \left (d x +c \right )}-i\right ) B a \,b^{2}}{d}+\frac {\ln \left ({\mathrm e}^{i \left (d x +c \right )}+i\right ) A \,b^{3}}{d}+\frac {3 \ln \left ({\mathrm e}^{i \left (d x +c \right )}+i\right ) B a \,b^{2}}{d}\) | \(253\) |
norman | \(\frac {\left (-\frac {1}{2} a^{3} A -3 A a \,b^{2}-3 B \,a^{2} b \right ) x +\left (-\frac {1}{2} a^{3} A -3 A a \,b^{2}-3 B \,a^{2} b \right ) x \tan \left (\frac {d x}{2}+\frac {c}{2}\right )^{8}+\left (\frac {1}{2} a^{3} A +3 A a \,b^{2}+3 B \,a^{2} b \right ) x \tan \left (\frac {d x}{2}+\frac {c}{2}\right )^{2}+\left (\frac {1}{2} a^{3} A +3 A a \,b^{2}+3 B \,a^{2} b \right ) x \tan \left (\frac {d x}{2}+\frac {c}{2}\right )^{10}+\left (-a^{3} A -6 A a \,b^{2}-6 B \,a^{2} b \right ) x \tan \left (\frac {d x}{2}+\frac {c}{2}\right )^{6}+\left (a^{3} A +6 A a \,b^{2}+6 B \,a^{2} b \right ) x \tan \left (\frac {d x}{2}+\frac {c}{2}\right )^{4}-\frac {2 \left (3 a^{3} A -2 B \,b^{3}\right ) \tan \left (\frac {d x}{2}+\frac {c}{2}\right )^{5}}{d}-\frac {\left (a^{3} A -6 A \,a^{2} b -2 B \,a^{3}+2 B \,b^{3}\right ) \tan \left (\frac {d x}{2}+\frac {c}{2}\right )^{9}}{d}-\frac {\left (a^{3} A +6 A \,a^{2} b +2 B \,a^{3}+2 B \,b^{3}\right ) \tan \left (\frac {d x}{2}+\frac {c}{2}\right )}{d}+\frac {4 a^{2} \left (a A -3 A b -B a \right ) \tan \left (\frac {d x}{2}+\frac {c}{2}\right )^{7}}{d}+\frac {4 a^{2} \left (a A +3 A b +B a \right ) \tan \left (\frac {d x}{2}+\frac {c}{2}\right )^{3}}{d}}{\left (1+\tan \left (\frac {d x}{2}+\frac {c}{2}\right )^{2}\right )^{2} \left (-1+\tan \left (\frac {d x}{2}+\frac {c}{2}\right )^{2}\right )^{3}}+\frac {b^{2} \left (A b +3 B a \right ) \ln \left (\tan \left (\frac {d x}{2}+\frac {c}{2}\right )+1\right )}{d}-\frac {b^{2} \left (A b +3 B a \right ) \ln \left (\tan \left (\frac {d x}{2}+\frac {c}{2}\right )-1\right )}{d}\) | \(451\) |
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Time = 0.27 (sec) , antiderivative size = 152, normalized size of antiderivative = 1.23 \[ \int \cos ^2(c+d x) (a+b \sec (c+d x))^3 (A+B \sec (c+d x)) \, dx=\frac {{\left (A a^{3} + 6 \, B a^{2} b + 6 \, A a b^{2}\right )} d x \cos \left (d x + c\right ) + {\left (3 \, B a b^{2} + A b^{3}\right )} \cos \left (d x + c\right ) \log \left (\sin \left (d x + c\right ) + 1\right ) - {\left (3 \, B a b^{2} + A b^{3}\right )} \cos \left (d x + c\right ) \log \left (-\sin \left (d x + c\right ) + 1\right ) + {\left (A a^{3} \cos \left (d x + c\right )^{2} + 2 \, B b^{3} + 2 \, {\left (B a^{3} + 3 \, A a^{2} b\right )} \cos \left (d x + c\right )\right )} \sin \left (d x + c\right )}{2 \, d \cos \left (d x + c\right )} \]
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\[ \int \cos ^2(c+d x) (a+b \sec (c+d x))^3 (A+B \sec (c+d x)) \, dx=\int \left (A + B \sec {\left (c + d x \right )}\right ) \left (a + b \sec {\left (c + d x \right )}\right )^{3} \cos ^{2}{\left (c + d x \right )}\, dx \]
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Time = 0.22 (sec) , antiderivative size = 144, normalized size of antiderivative = 1.16 \[ \int \cos ^2(c+d x) (a+b \sec (c+d x))^3 (A+B \sec (c+d x)) \, dx=\frac {{\left (2 \, d x + 2 \, c + \sin \left (2 \, d x + 2 \, c\right )\right )} A a^{3} + 12 \, {\left (d x + c\right )} B a^{2} b + 12 \, {\left (d x + c\right )} A a b^{2} + 6 \, B a b^{2} {\left (\log \left (\sin \left (d x + c\right ) + 1\right ) - \log \left (\sin \left (d x + c\right ) - 1\right )\right )} + 2 \, A b^{3} {\left (\log \left (\sin \left (d x + c\right ) + 1\right ) - \log \left (\sin \left (d x + c\right ) - 1\right )\right )} + 4 \, B a^{3} \sin \left (d x + c\right ) + 12 \, A a^{2} b \sin \left (d x + c\right ) + 4 \, B b^{3} \tan \left (d x + c\right )}{4 \, d} \]
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Time = 0.35 (sec) , antiderivative size = 234, normalized size of antiderivative = 1.89 \[ \int \cos ^2(c+d x) (a+b \sec (c+d x))^3 (A+B \sec (c+d x)) \, dx=-\frac {\frac {4 \, B b^{3} \tan \left (\frac {1}{2} \, d x + \frac {1}{2} \, c\right )}{\tan \left (\frac {1}{2} \, d x + \frac {1}{2} \, c\right )^{2} - 1} - {\left (A a^{3} + 6 \, B a^{2} b + 6 \, A a b^{2}\right )} {\left (d x + c\right )} - 2 \, {\left (3 \, B a b^{2} + A b^{3}\right )} \log \left ({\left | \tan \left (\frac {1}{2} \, d x + \frac {1}{2} \, c\right ) + 1 \right |}\right ) + 2 \, {\left (3 \, B a b^{2} + A b^{3}\right )} \log \left ({\left | \tan \left (\frac {1}{2} \, d x + \frac {1}{2} \, c\right ) - 1 \right |}\right ) + \frac {2 \, {\left (A a^{3} \tan \left (\frac {1}{2} \, d x + \frac {1}{2} \, c\right )^{3} - 2 \, B a^{3} \tan \left (\frac {1}{2} \, d x + \frac {1}{2} \, c\right )^{3} - 6 \, A a^{2} b \tan \left (\frac {1}{2} \, d x + \frac {1}{2} \, c\right )^{3} - A a^{3} \tan \left (\frac {1}{2} \, d x + \frac {1}{2} \, c\right ) - 2 \, B a^{3} \tan \left (\frac {1}{2} \, d x + \frac {1}{2} \, c\right ) - 6 \, A a^{2} b \tan \left (\frac {1}{2} \, d x + \frac {1}{2} \, c\right )\right )}}{{\left (\tan \left (\frac {1}{2} \, d x + \frac {1}{2} \, c\right )^{2} + 1\right )}^{2}}}{2 \, d} \]
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Time = 15.55 (sec) , antiderivative size = 236, normalized size of antiderivative = 1.90 \[ \int \cos ^2(c+d x) (a+b \sec (c+d x))^3 (A+B \sec (c+d x)) \, dx=\frac {A\,a^3\,\mathrm {atan}\left (\frac {\sin \left (\frac {c}{2}+\frac {d\,x}{2}\right )}{\cos \left (\frac {c}{2}+\frac {d\,x}{2}\right )}\right )-A\,b^3\,\mathrm {atan}\left (\frac {\sin \left (\frac {c}{2}+\frac {d\,x}{2}\right )\,1{}\mathrm {i}}{\cos \left (\frac {c}{2}+\frac {d\,x}{2}\right )}\right )\,2{}\mathrm {i}+6\,A\,a\,b^2\,\mathrm {atan}\left (\frac {\sin \left (\frac {c}{2}+\frac {d\,x}{2}\right )}{\cos \left (\frac {c}{2}+\frac {d\,x}{2}\right )}\right )+6\,B\,a^2\,b\,\mathrm {atan}\left (\frac {\sin \left (\frac {c}{2}+\frac {d\,x}{2}\right )}{\cos \left (\frac {c}{2}+\frac {d\,x}{2}\right )}\right )-B\,a\,b^2\,\mathrm {atan}\left (\frac {\sin \left (\frac {c}{2}+\frac {d\,x}{2}\right )\,1{}\mathrm {i}}{\cos \left (\frac {c}{2}+\frac {d\,x}{2}\right )}\right )\,6{}\mathrm {i}}{d}+\frac {\frac {A\,a^3\,\sin \left (3\,c+3\,d\,x\right )}{8}+\frac {B\,a^3\,\sin \left (2\,c+2\,d\,x\right )}{2}+\frac {A\,a^3\,\sin \left (c+d\,x\right )}{8}+B\,b^3\,\sin \left (c+d\,x\right )+\frac {3\,A\,a^2\,b\,\sin \left (2\,c+2\,d\,x\right )}{2}}{d\,\cos \left (c+d\,x\right )} \]
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