Integrand size = 40, antiderivative size = 124 \[ \int \cos ^3(c+d x) (a+b \sec (c+d x))^3 \left (B \sec (c+d x)+C \sec ^2(c+d x)\right ) \, dx=\frac {1}{2} a \left (a^2 B+6 b^2 B+6 a b C\right ) x+\frac {b^2 (b B+3 a C) \text {arctanh}(\sin (c+d x))}{d}+\frac {a^2 (2 b B+a C) \sin (c+d x)}{d}+\frac {a B \cos (c+d x) (a+b \sec (c+d x))^2 \sin (c+d x)}{2 d}-\frac {b^2 (a B-2 b C) \tan (c+d x)}{2 d} \]
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Time = 0.46 (sec) , antiderivative size = 124, normalized size of antiderivative = 1.00, number of steps used = 7, number of rules used = 7, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.175, Rules used = {4157, 4110, 4161, 4132, 8, 4130, 3855} \[ \int \cos ^3(c+d x) (a+b \sec (c+d x))^3 \left (B \sec (c+d x)+C \sec ^2(c+d x)\right ) \, dx=\frac {1}{2} a x \left (a^2 B+6 a b C+6 b^2 B\right )+\frac {a^2 (a C+2 b B) \sin (c+d x)}{d}+\frac {b^2 (3 a C+b B) \text {arctanh}(\sin (c+d x))}{d}-\frac {b^2 (a B-2 b C) \tan (c+d x)}{2 d}+\frac {a B \sin (c+d x) \cos (c+d x) (a+b \sec (c+d x))^2}{2 d} \]
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Rule 8
Rule 3855
Rule 4110
Rule 4130
Rule 4132
Rule 4157
Rule 4161
Rubi steps \begin{align*} \text {integral}& = \int \cos ^2(c+d x) (a+b \sec (c+d x))^3 (B+C \sec (c+d x)) \, dx \\ & = \frac {a B \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 b B+a C)-\left (a^2 B+2 b^2 B+4 a b C\right ) \sec (c+d x)+b (a B-2 b C) \sec ^2(c+d x)\right ) \, dx \\ & = \frac {a B \cos (c+d x) (a+b \sec (c+d x))^2 \sin (c+d x)}{2 d}-\frac {b^2 (a B-2 b C) \tan (c+d x)}{2 d}-\frac {1}{2} \int \cos (c+d x) \left (-2 a^2 (2 b B+a C)-a \left (a^2 B+6 b^2 B+6 a b C\right ) \sec (c+d x)-2 b^2 (b B+3 a C) \sec ^2(c+d x)\right ) \, dx \\ & = \frac {a B \cos (c+d x) (a+b \sec (c+d x))^2 \sin (c+d x)}{2 d}-\frac {b^2 (a B-2 b C) \tan (c+d x)}{2 d}-\frac {1}{2} \int \cos (c+d x) \left (-2 a^2 (2 b B+a C)-2 b^2 (b B+3 a C) \sec ^2(c+d x)\right ) \, dx+\frac {1}{2} \left (a \left (a^2 B+6 b^2 B+6 a b C\right )\right ) \int 1 \, dx \\ & = \frac {1}{2} a \left (a^2 B+6 b^2 B+6 a b C\right ) x+\frac {a^2 (2 b B+a C) \sin (c+d x)}{d}+\frac {a B \cos (c+d x) (a+b \sec (c+d x))^2 \sin (c+d x)}{2 d}-\frac {b^2 (a B-2 b C) \tan (c+d x)}{2 d}+\left (b^2 (b B+3 a C)\right ) \int \sec (c+d x) \, dx \\ & = \frac {1}{2} a \left (a^2 B+6 b^2 B+6 a b C\right ) x+\frac {b^2 (b B+3 a C) \text {arctanh}(\sin (c+d x))}{d}+\frac {a^2 (2 b B+a C) \sin (c+d x)}{d}+\frac {a B \cos (c+d x) (a+b \sec (c+d x))^2 \sin (c+d x)}{2 d}-\frac {b^2 (a B-2 b C) \tan (c+d x)}{2 d} \\ \end{align*}
Time = 2.05 (sec) , antiderivative size = 217, normalized size of antiderivative = 1.75 \[ \int \cos ^3(c+d x) (a+b \sec (c+d x))^3 \left (B \sec (c+d x)+C \sec ^2(c+d x)\right ) \, dx=\frac {2 a \left (a^2 B+6 b^2 B+6 a b C\right ) (c+d x)-4 b^2 (b B+3 a C) \log \left (\cos \left (\frac {1}{2} (c+d x)\right )-\sin \left (\frac {1}{2} (c+d x)\right )\right )+4 b^2 (b B+3 a C) \log \left (\cos \left (\frac {1}{2} (c+d x)\right )+\sin \left (\frac {1}{2} (c+d x)\right )\right )+\frac {4 b^3 C \sin \left (\frac {1}{2} (c+d x)\right )}{\cos \left (\frac {1}{2} (c+d x)\right )-\sin \left (\frac {1}{2} (c+d x)\right )}+\frac {4 b^3 C \sin \left (\frac {1}{2} (c+d x)\right )}{\cos \left (\frac {1}{2} (c+d x)\right )+\sin \left (\frac {1}{2} (c+d x)\right )}+4 a^2 (3 b B+a C) \sin (c+d x)+a^3 B \sin (2 (c+d x))}{4 d} \]
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Time = 0.57 (sec) , antiderivative size = 132, normalized size of antiderivative = 1.06
method | result | size |
derivativedivides | \(\frac {B \,a^{3} \left (\frac {\sin \left (d x +c \right ) \cos \left (d x +c \right )}{2}+\frac {d x}{2}+\frac {c}{2}\right )+a^{3} C \sin \left (d x +c \right )+3 B \,a^{2} b \sin \left (d x +c \right )+3 a^{2} b C \left (d x +c \right )+3 B a \,b^{2} \left (d x +c \right )+3 C a \,b^{2} \ln \left (\sec \left (d x +c \right )+\tan \left (d x +c \right )\right )+B \,b^{3} \ln \left (\sec \left (d x +c \right )+\tan \left (d x +c \right )\right )+C \,b^{3} \tan \left (d x +c \right )}{d}\) | \(132\) |
default | \(\frac {B \,a^{3} \left (\frac {\sin \left (d x +c \right ) \cos \left (d x +c \right )}{2}+\frac {d x}{2}+\frac {c}{2}\right )+a^{3} C \sin \left (d x +c \right )+3 B \,a^{2} b \sin \left (d x +c \right )+3 a^{2} b C \left (d x +c \right )+3 B a \,b^{2} \left (d x +c \right )+3 C a \,b^{2} \ln \left (\sec \left (d x +c \right )+\tan \left (d x +c \right )\right )+B \,b^{3} \ln \left (\sec \left (d x +c \right )+\tan \left (d x +c \right )\right )+C \,b^{3} \tan \left (d x +c \right )}{d}\) | \(132\) |
parallelrisch | \(\frac {-8 b^{2} \cos \left (d x +c \right ) \left (B b +3 C a \right ) \ln \left (\tan \left (\frac {d x}{2}+\frac {c}{2}\right )-1\right )+8 b^{2} \cos \left (d x +c \right ) \left (B b +3 C a \right ) \ln \left (\tan \left (\frac {d x}{2}+\frac {c}{2}\right )+1\right )+4 \left (3 B \,a^{2} b +a^{3} C \right ) \sin \left (2 d x +2 c \right )+B \,a^{3} \sin \left (3 d x +3 c \right )+4 a d x \left (B \,a^{2}+6 B \,b^{2}+6 C a b \right ) \cos \left (d x +c \right )+\sin \left (d x +c \right ) \left (B \,a^{3}+8 C \,b^{3}\right )}{8 d \cos \left (d x +c \right )}\) | \(162\) |
risch | \(\frac {a^{3} B x}{2}+3 B a \,b^{2} x +3 C \,a^{2} b x -\frac {i B \,a^{3} {\mathrm e}^{2 i \left (d x +c \right )}}{8 d}-\frac {3 i {\mathrm e}^{i \left (d x +c \right )} B \,a^{2} b}{2 d}-\frac {i {\mathrm e}^{i \left (d x +c \right )} a^{3} C}{2 d}+\frac {3 i {\mathrm e}^{-i \left (d x +c \right )} B \,a^{2} b}{2 d}+\frac {i {\mathrm e}^{-i \left (d x +c \right )} a^{3} C}{2 d}+\frac {i B \,a^{3} {\mathrm e}^{-2 i \left (d x +c \right )}}{8 d}+\frac {2 i C \,b^{3}}{d \left ({\mathrm e}^{2 i \left (d x +c \right )}+1\right )}-\frac {\ln \left ({\mathrm e}^{i \left (d x +c \right )}-i\right ) B \,b^{3}}{d}-\frac {3 a \ln \left ({\mathrm e}^{i \left (d x +c \right )}-i\right ) C \,b^{2}}{d}+\frac {\ln \left ({\mathrm e}^{i \left (d x +c \right )}+i\right ) B \,b^{3}}{d}+\frac {3 a \ln \left ({\mathrm e}^{i \left (d x +c \right )}+i\right ) C \,b^{2}}{d}\) | \(253\) |
norman | \(\frac {\left (\frac {1}{2} B \,a^{3}+3 B a \,b^{2}+3 a^{2} b C \right ) x +\left (-\frac {3}{2} B \,a^{3}-9 B a \,b^{2}-9 a^{2} b C \right ) x \tan \left (\frac {d x}{2}+\frac {c}{2}\right )^{4}+\left (-\frac {3}{2} B \,a^{3}-9 B a \,b^{2}-9 a^{2} b C \right ) x \tan \left (\frac {d x}{2}+\frac {c}{2}\right )^{10}+\left (-\frac {1}{2} B \,a^{3}-3 B a \,b^{2}-3 a^{2} b C \right ) x \tan \left (\frac {d x}{2}+\frac {c}{2}\right )^{2}+\left (-\frac {1}{2} B \,a^{3}-3 B a \,b^{2}-3 a^{2} b C \right ) x \tan \left (\frac {d x}{2}+\frac {c}{2}\right )^{12}+\left (\frac {1}{2} B \,a^{3}+3 B a \,b^{2}+3 a^{2} b C \right ) x \tan \left (\frac {d x}{2}+\frac {c}{2}\right )^{14}+\left (\frac {3}{2} B \,a^{3}+9 B a \,b^{2}+9 a^{2} b C \right ) x \tan \left (\frac {d x}{2}+\frac {c}{2}\right )^{6}+\left (\frac {3}{2} B \,a^{3}+9 B a \,b^{2}+9 a^{2} b C \right ) x \tan \left (\frac {d x}{2}+\frac {c}{2}\right )^{8}+\frac {\left (B \,a^{3}+6 B \,a^{2} b +2 a^{3} C +2 C \,b^{3}\right ) \tan \left (\frac {d x}{2}+\frac {c}{2}\right )}{d}+\frac {\left (5 B \,a^{3}-6 B \,a^{2} b -2 a^{3} C -6 C \,b^{3}\right ) \tan \left (\frac {d x}{2}+\frac {c}{2}\right )^{5}}{d}-\frac {\left (B \,a^{3}-6 B \,a^{2} b -2 a^{3} C +2 C \,b^{3}\right ) \tan \left (\frac {d x}{2}+\frac {c}{2}\right )^{13}}{d}-\frac {\left (5 B \,a^{3}+6 B \,a^{2} b +2 a^{3} C -6 C \,b^{3}\right ) \tan \left (\frac {d x}{2}+\frac {c}{2}\right )^{9}}{d}+\frac {8 a^{2} \left (3 B b +C a \right ) \tan \left (\frac {d x}{2}+\frac {c}{2}\right )^{7}}{d}+\frac {4 a^{2} \left (a B -3 B b -C a \right ) \tan \left (\frac {d x}{2}+\frac {c}{2}\right )^{11}}{d}-\frac {4 a^{2} \left (a B +3 B b +C 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 )^{3} \left (\tan \left (\frac {d x}{2}+\frac {c}{2}\right )^{2}-1\right )^{4}}+\frac {b^{2} \left (B b +3 C a \right ) \ln \left (\tan \left (\frac {d x}{2}+\frac {c}{2}\right )+1\right )}{d}-\frac {b^{2} \left (B b +3 C a \right ) \ln \left (\tan \left (\frac {d x}{2}+\frac {c}{2}\right )-1\right )}{d}\) | \(600\) |
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Time = 0.28 (sec) , antiderivative size = 152, normalized size of antiderivative = 1.23 \[ \int \cos ^3(c+d x) (a+b \sec (c+d x))^3 \left (B \sec (c+d x)+C \sec ^2(c+d x)\right ) \, dx=\frac {{\left (B a^{3} + 6 \, C a^{2} b + 6 \, B a b^{2}\right )} d x \cos \left (d x + c\right ) + {\left (3 \, C a b^{2} + B b^{3}\right )} \cos \left (d x + c\right ) \log \left (\sin \left (d x + c\right ) + 1\right ) - {\left (3 \, C a b^{2} + B b^{3}\right )} \cos \left (d x + c\right ) \log \left (-\sin \left (d x + c\right ) + 1\right ) + {\left (B a^{3} \cos \left (d x + c\right )^{2} + 2 \, C b^{3} + 2 \, {\left (C a^{3} + 3 \, B a^{2} b\right )} \cos \left (d x + c\right )\right )} \sin \left (d x + c\right )}{2 \, d \cos \left (d x + c\right )} \]
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Timed out. \[ \int \cos ^3(c+d x) (a+b \sec (c+d x))^3 \left (B \sec (c+d x)+C \sec ^2(c+d x)\right ) \, dx=\text {Timed out} \]
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Time = 0.23 (sec) , antiderivative size = 144, normalized size of antiderivative = 1.16 \[ \int \cos ^3(c+d x) (a+b \sec (c+d x))^3 \left (B \sec (c+d x)+C \sec ^2(c+d x)\right ) \, dx=\frac {{\left (2 \, d x + 2 \, c + \sin \left (2 \, d x + 2 \, c\right )\right )} B a^{3} + 12 \, {\left (d x + c\right )} C a^{2} b + 12 \, {\left (d x + c\right )} B a b^{2} + 6 \, C a b^{2} {\left (\log \left (\sin \left (d x + c\right ) + 1\right ) - \log \left (\sin \left (d x + c\right ) - 1\right )\right )} + 2 \, B b^{3} {\left (\log \left (\sin \left (d x + c\right ) + 1\right ) - \log \left (\sin \left (d x + c\right ) - 1\right )\right )} + 4 \, C a^{3} \sin \left (d x + c\right ) + 12 \, B a^{2} b \sin \left (d x + c\right ) + 4 \, C b^{3} \tan \left (d x + c\right )}{4 \, d} \]
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Time = 0.34 (sec) , antiderivative size = 234, normalized size of antiderivative = 1.89 \[ \int \cos ^3(c+d x) (a+b \sec (c+d x))^3 \left (B \sec (c+d x)+C \sec ^2(c+d x)\right ) \, dx=-\frac {\frac {4 \, C b^{3} \tan \left (\frac {1}{2} \, d x + \frac {1}{2} \, c\right )}{\tan \left (\frac {1}{2} \, d x + \frac {1}{2} \, c\right )^{2} - 1} - {\left (B a^{3} + 6 \, C a^{2} b + 6 \, B a b^{2}\right )} {\left (d x + c\right )} - 2 \, {\left (3 \, C a b^{2} + B b^{3}\right )} \log \left ({\left | \tan \left (\frac {1}{2} \, d x + \frac {1}{2} \, c\right ) + 1 \right |}\right ) + 2 \, {\left (3 \, C a b^{2} + B b^{3}\right )} \log \left ({\left | \tan \left (\frac {1}{2} \, d x + \frac {1}{2} \, c\right ) - 1 \right |}\right ) + \frac {2 \, {\left (B a^{3} \tan \left (\frac {1}{2} \, d x + \frac {1}{2} \, c\right )^{3} - 2 \, C a^{3} \tan \left (\frac {1}{2} \, d x + \frac {1}{2} \, c\right )^{3} - 6 \, B a^{2} b \tan \left (\frac {1}{2} \, d x + \frac {1}{2} \, c\right )^{3} - B a^{3} \tan \left (\frac {1}{2} \, d x + \frac {1}{2} \, c\right ) - 2 \, C a^{3} \tan \left (\frac {1}{2} \, d x + \frac {1}{2} \, c\right ) - 6 \, B a^{2} b \tan \left (\frac {1}{2} \, d x + \frac {1}{2} \, c\right )\right )}}{{\left (\tan \left (\frac {1}{2} \, d x + \frac {1}{2} \, c\right )^{2} + 1\right )}^{2}}}{2 \, d} \]
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Time = 17.85 (sec) , antiderivative size = 236, normalized size of antiderivative = 1.90 \[ \int \cos ^3(c+d x) (a+b \sec (c+d x))^3 \left (B \sec (c+d x)+C \sec ^2(c+d x)\right ) \, dx=\frac {B\,a^3\,\mathrm {atan}\left (\frac {\sin \left (\frac {c}{2}+\frac {d\,x}{2}\right )}{\cos \left (\frac {c}{2}+\frac {d\,x}{2}\right )}\right )-B\,b^3\,\mathrm {atan}\left (\frac {\sin \left (\frac {c}{2}+\frac {d\,x}{2}\right )\,1{}\mathrm {i}}{\cos \left (\frac {c}{2}+\frac {d\,x}{2}\right )}\right )\,2{}\mathrm {i}+6\,B\,a\,b^2\,\mathrm {atan}\left (\frac {\sin \left (\frac {c}{2}+\frac {d\,x}{2}\right )}{\cos \left (\frac {c}{2}+\frac {d\,x}{2}\right )}\right )+6\,C\,a^2\,b\,\mathrm {atan}\left (\frac {\sin \left (\frac {c}{2}+\frac {d\,x}{2}\right )}{\cos \left (\frac {c}{2}+\frac {d\,x}{2}\right )}\right )-C\,a\,b^2\,\mathrm {atan}\left (\frac {\sin \left (\frac {c}{2}+\frac {d\,x}{2}\right )\,1{}\mathrm {i}}{\cos \left (\frac {c}{2}+\frac {d\,x}{2}\right )}\right )\,6{}\mathrm {i}}{d}+\frac {\frac {B\,a^3\,\sin \left (3\,c+3\,d\,x\right )}{8}+\frac {C\,a^3\,\sin \left (2\,c+2\,d\,x\right )}{2}+\frac {B\,a^3\,\sin \left (c+d\,x\right )}{8}+C\,b^3\,\sin \left (c+d\,x\right )+\frac {3\,B\,a^2\,b\,\sin \left (2\,c+2\,d\,x\right )}{2}}{d\,\cos \left (c+d\,x\right )} \]
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