Integrand size = 31, antiderivative size = 122 \[ \int \frac {\cos ^3(c+d x) (A+B \cos (c+d x))}{a+a \cos (c+d x)} \, dx=\frac {3 (A-B) x}{2 a}-\frac {(3 A-4 B) \sin (c+d x)}{a d}+\frac {3 (A-B) \cos (c+d x) \sin (c+d x)}{2 a d}+\frac {(A-B) \cos ^3(c+d x) \sin (c+d x)}{d (a+a \cos (c+d x))}+\frac {(3 A-4 B) \sin ^3(c+d x)}{3 a d} \]
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Time = 0.19 (sec) , antiderivative size = 122, normalized size of antiderivative = 1.00, number of steps used = 6, number of rules used = 5, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.161, Rules used = {3056, 2827, 2715, 8, 2713} \[ \int \frac {\cos ^3(c+d x) (A+B \cos (c+d x))}{a+a \cos (c+d x)} \, dx=\frac {(3 A-4 B) \sin ^3(c+d x)}{3 a d}-\frac {(3 A-4 B) \sin (c+d x)}{a d}+\frac {(A-B) \sin (c+d x) \cos ^3(c+d x)}{d (a \cos (c+d x)+a)}+\frac {3 (A-B) \sin (c+d x) \cos (c+d x)}{2 a d}+\frac {3 x (A-B)}{2 a} \]
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Rule 8
Rule 2713
Rule 2715
Rule 2827
Rule 3056
Rubi steps \begin{align*} \text {integral}& = \frac {(A-B) \cos ^3(c+d x) \sin (c+d x)}{d (a+a \cos (c+d x))}+\frac {\int \cos ^2(c+d x) (3 a (A-B)-a (3 A-4 B) \cos (c+d x)) \, dx}{a^2} \\ & = \frac {(A-B) \cos ^3(c+d x) \sin (c+d x)}{d (a+a \cos (c+d x))}-\frac {(3 A-4 B) \int \cos ^3(c+d x) \, dx}{a}+\frac {(3 (A-B)) \int \cos ^2(c+d x) \, dx}{a} \\ & = \frac {3 (A-B) \cos (c+d x) \sin (c+d x)}{2 a d}+\frac {(A-B) \cos ^3(c+d x) \sin (c+d x)}{d (a+a \cos (c+d x))}+\frac {(3 (A-B)) \int 1 \, dx}{2 a}+\frac {(3 A-4 B) \text {Subst}\left (\int \left (1-x^2\right ) \, dx,x,-\sin (c+d x)\right )}{a d} \\ & = \frac {3 (A-B) x}{2 a}-\frac {(3 A-4 B) \sin (c+d x)}{a d}+\frac {3 (A-B) \cos (c+d x) \sin (c+d x)}{2 a d}+\frac {(A-B) \cos ^3(c+d x) \sin (c+d x)}{d (a+a \cos (c+d x))}+\frac {(3 A-4 B) \sin ^3(c+d x)}{3 a d} \\ \end{align*}
Leaf count is larger than twice the leaf count of optimal. \(249\) vs. \(2(122)=244\).
Time = 1.23 (sec) , antiderivative size = 249, normalized size of antiderivative = 2.04 \[ \int \frac {\cos ^3(c+d x) (A+B \cos (c+d x))}{a+a \cos (c+d x)} \, dx=\frac {\cos \left (\frac {1}{2} (c+d x)\right ) \sec \left (\frac {c}{2}\right ) \left (36 (A-B) d x \cos \left (\frac {d x}{2}\right )+36 (A-B) d x \cos \left (c+\frac {d x}{2}\right )-60 A \sin \left (\frac {d x}{2}\right )+69 B \sin \left (\frac {d x}{2}\right )-12 A \sin \left (c+\frac {d x}{2}\right )+21 B \sin \left (c+\frac {d x}{2}\right )-9 A \sin \left (c+\frac {3 d x}{2}\right )+18 B \sin \left (c+\frac {3 d x}{2}\right )-9 A \sin \left (2 c+\frac {3 d x}{2}\right )+18 B \sin \left (2 c+\frac {3 d x}{2}\right )+3 A \sin \left (2 c+\frac {5 d x}{2}\right )-2 B \sin \left (2 c+\frac {5 d x}{2}\right )+3 A \sin \left (3 c+\frac {5 d x}{2}\right )-2 B \sin \left (3 c+\frac {5 d x}{2}\right )+B \sin \left (3 c+\frac {7 d x}{2}\right )+B \sin \left (4 c+\frac {7 d x}{2}\right )\right )}{24 a d (1+\cos (c+d x))} \]
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Time = 0.95 (sec) , antiderivative size = 78, normalized size of antiderivative = 0.64
method | result | size |
parallelrisch | \(\frac {\left (\left (3 A -B \right ) \cos \left (2 d x +2 c \right )+B \cos \left (3 d x +3 c \right )+\left (-6 A +17 B \right ) \cos \left (d x +c \right )-21 A +31 B \right ) \tan \left (\frac {d x}{2}+\frac {c}{2}\right )+18 d x \left (A -B \right )}{12 a d}\) | \(78\) |
derivativedivides | \(\frac {-A \tan \left (\frac {d x}{2}+\frac {c}{2}\right )+B \tan \left (\frac {d x}{2}+\frac {c}{2}\right )+\frac {2 \left (-\frac {3 A}{2}+\frac {5 B}{2}\right ) \left (\tan ^{5}\left (\frac {d x}{2}+\frac {c}{2}\right )\right )+2 \left (\frac {8 B}{3}-2 A \right ) \left (\tan ^{3}\left (\frac {d x}{2}+\frac {c}{2}\right )\right )+2 \left (-\frac {A}{2}+\frac {3 B}{2}\right ) \tan \left (\frac {d x}{2}+\frac {c}{2}\right )}{\left (1+\tan ^{2}\left (\frac {d x}{2}+\frac {c}{2}\right )\right )^{3}}+3 \left (A -B \right ) \arctan \left (\tan \left (\frac {d x}{2}+\frac {c}{2}\right )\right )}{d a}\) | \(122\) |
default | \(\frac {-A \tan \left (\frac {d x}{2}+\frac {c}{2}\right )+B \tan \left (\frac {d x}{2}+\frac {c}{2}\right )+\frac {2 \left (-\frac {3 A}{2}+\frac {5 B}{2}\right ) \left (\tan ^{5}\left (\frac {d x}{2}+\frac {c}{2}\right )\right )+2 \left (\frac {8 B}{3}-2 A \right ) \left (\tan ^{3}\left (\frac {d x}{2}+\frac {c}{2}\right )\right )+2 \left (-\frac {A}{2}+\frac {3 B}{2}\right ) \tan \left (\frac {d x}{2}+\frac {c}{2}\right )}{\left (1+\tan ^{2}\left (\frac {d x}{2}+\frac {c}{2}\right )\right )^{3}}+3 \left (A -B \right ) \arctan \left (\tan \left (\frac {d x}{2}+\frac {c}{2}\right )\right )}{d a}\) | \(122\) |
risch | \(\frac {3 x A}{2 a}-\frac {3 B x}{2 a}+\frac {i {\mathrm e}^{i \left (d x +c \right )} A}{2 a d}-\frac {7 i {\mathrm e}^{i \left (d x +c \right )} B}{8 a d}-\frac {i {\mathrm e}^{-i \left (d x +c \right )} A}{2 a d}+\frac {7 i {\mathrm e}^{-i \left (d x +c \right )} B}{8 a d}-\frac {2 i A}{d a \left ({\mathrm e}^{i \left (d x +c \right )}+1\right )}+\frac {2 i B}{d a \left ({\mathrm e}^{i \left (d x +c \right )}+1\right )}+\frac {\sin \left (3 d x +3 c \right ) B}{12 a d}+\frac {\sin \left (2 d x +2 c \right ) A}{4 a d}-\frac {\sin \left (2 d x +2 c \right ) B}{4 a d}\) | \(192\) |
norman | \(\frac {\frac {3 \left (A -B \right ) x}{2 a}-\frac {2 \left (A -2 B \right ) \tan \left (\frac {d x}{2}+\frac {c}{2}\right )}{a d}-\frac {\left (A -B \right ) \left (\tan ^{9}\left (\frac {d x}{2}+\frac {c}{2}\right )\right )}{a d}+\frac {6 \left (A -B \right ) x \left (\tan ^{2}\left (\frac {d x}{2}+\frac {c}{2}\right )\right )}{a}+\frac {9 \left (A -B \right ) x \left (\tan ^{4}\left (\frac {d x}{2}+\frac {c}{2}\right )\right )}{a}+\frac {6 \left (A -B \right ) x \left (\tan ^{6}\left (\frac {d x}{2}+\frac {c}{2}\right )\right )}{a}+\frac {3 \left (A -B \right ) x \left (\tan ^{8}\left (\frac {d x}{2}+\frac {c}{2}\right )\right )}{2 a}-\frac {\left (7 A -9 B \right ) \left (\tan ^{7}\left (\frac {d x}{2}+\frac {c}{2}\right )\right )}{a d}-\frac {\left (27 A -37 B \right ) \left (\tan ^{3}\left (\frac {d x}{2}+\frac {c}{2}\right )\right )}{3 a d}-\frac {\left (39 A -49 B \right ) \left (\tan ^{5}\left (\frac {d x}{2}+\frac {c}{2}\right )\right )}{3 a d}}{\left (1+\tan ^{2}\left (\frac {d x}{2}+\frac {c}{2}\right )\right )^{4}}\) | \(241\) |
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Time = 0.29 (sec) , antiderivative size = 98, normalized size of antiderivative = 0.80 \[ \int \frac {\cos ^3(c+d x) (A+B \cos (c+d x))}{a+a \cos (c+d x)} \, dx=\frac {9 \, {\left (A - B\right )} d x \cos \left (d x + c\right ) + 9 \, {\left (A - B\right )} d x + {\left (2 \, B \cos \left (d x + c\right )^{3} + {\left (3 \, A - B\right )} \cos \left (d x + c\right )^{2} - {\left (3 \, A - 7 \, B\right )} \cos \left (d x + c\right ) - 12 \, A + 16 \, B\right )} \sin \left (d x + c\right )}{6 \, {\left (a d \cos \left (d x + c\right ) + a d\right )}} \]
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Leaf count of result is larger than twice the leaf count of optimal. 1161 vs. \(2 (105) = 210\).
Time = 1.27 (sec) , antiderivative size = 1161, normalized size of antiderivative = 9.52 \[ \int \frac {\cos ^3(c+d x) (A+B \cos (c+d x))}{a+a \cos (c+d x)} \, dx=\text {Too large to display} \]
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Leaf count of result is larger than twice the leaf count of optimal. 310 vs. \(2 (116) = 232\).
Time = 0.30 (sec) , antiderivative size = 310, normalized size of antiderivative = 2.54 \[ \int \frac {\cos ^3(c+d x) (A+B \cos (c+d x))}{a+a \cos (c+d x)} \, dx=\frac {B {\left (\frac {\frac {9 \, \sin \left (d x + c\right )}{\cos \left (d x + c\right ) + 1} + \frac {16 \, \sin \left (d x + c\right )^{3}}{{\left (\cos \left (d x + c\right ) + 1\right )}^{3}} + \frac {15 \, \sin \left (d x + c\right )^{5}}{{\left (\cos \left (d x + c\right ) + 1\right )}^{5}}}{a + \frac {3 \, a \sin \left (d x + c\right )^{2}}{{\left (\cos \left (d x + c\right ) + 1\right )}^{2}} + \frac {3 \, a \sin \left (d x + c\right )^{4}}{{\left (\cos \left (d x + c\right ) + 1\right )}^{4}} + \frac {a \sin \left (d x + c\right )^{6}}{{\left (\cos \left (d x + c\right ) + 1\right )}^{6}}} - \frac {9 \, \arctan \left (\frac {\sin \left (d x + c\right )}{\cos \left (d x + c\right ) + 1}\right )}{a} + \frac {3 \, \sin \left (d x + c\right )}{a {\left (\cos \left (d x + c\right ) + 1\right )}}\right )} - 3 \, A {\left (\frac {\frac {\sin \left (d x + c\right )}{\cos \left (d x + c\right ) + 1} + \frac {3 \, \sin \left (d x + c\right )^{3}}{{\left (\cos \left (d x + c\right ) + 1\right )}^{3}}}{a + \frac {2 \, a \sin \left (d x + c\right )^{2}}{{\left (\cos \left (d x + c\right ) + 1\right )}^{2}} + \frac {a \sin \left (d x + c\right )^{4}}{{\left (\cos \left (d x + c\right ) + 1\right )}^{4}}} - \frac {3 \, \arctan \left (\frac {\sin \left (d x + c\right )}{\cos \left (d x + c\right ) + 1}\right )}{a} + \frac {\sin \left (d x + c\right )}{a {\left (\cos \left (d x + c\right ) + 1\right )}}\right )}}{3 \, d} \]
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Time = 0.31 (sec) , antiderivative size = 151, normalized size of antiderivative = 1.24 \[ \int \frac {\cos ^3(c+d x) (A+B \cos (c+d x))}{a+a \cos (c+d x)} \, dx=\frac {\frac {9 \, {\left (d x + c\right )} {\left (A - B\right )}}{a} - \frac {6 \, {\left (A \tan \left (\frac {1}{2} \, d x + \frac {1}{2} \, c\right ) - B \tan \left (\frac {1}{2} \, d x + \frac {1}{2} \, c\right )\right )}}{a} - \frac {2 \, {\left (9 \, A \tan \left (\frac {1}{2} \, d x + \frac {1}{2} \, c\right )^{5} - 15 \, B \tan \left (\frac {1}{2} \, d x + \frac {1}{2} \, c\right )^{5} + 12 \, A \tan \left (\frac {1}{2} \, d x + \frac {1}{2} \, c\right )^{3} - 16 \, B \tan \left (\frac {1}{2} \, d x + \frac {1}{2} \, c\right )^{3} + 3 \, A \tan \left (\frac {1}{2} \, d x + \frac {1}{2} \, c\right ) - 9 \, B \tan \left (\frac {1}{2} \, d x + \frac {1}{2} \, c\right )\right )}}{{\left (\tan \left (\frac {1}{2} \, d x + \frac {1}{2} \, c\right )^{2} + 1\right )}^{3} a}}{6 \, d} \]
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Time = 1.50 (sec) , antiderivative size = 138, normalized size of antiderivative = 1.13 \[ \int \frac {\cos ^3(c+d x) (A+B \cos (c+d x))}{a+a \cos (c+d x)} \, dx=\frac {3\,x\,\left (A-B\right )}{2\,a}-\frac {\left (3\,A-5\,B\right )\,{\mathrm {tan}\left (\frac {c}{2}+\frac {d\,x}{2}\right )}^5+\left (4\,A-\frac {16\,B}{3}\right )\,{\mathrm {tan}\left (\frac {c}{2}+\frac {d\,x}{2}\right )}^3+\left (A-3\,B\right )\,\mathrm {tan}\left (\frac {c}{2}+\frac {d\,x}{2}\right )}{d\,\left (a\,{\mathrm {tan}\left (\frac {c}{2}+\frac {d\,x}{2}\right )}^6+3\,a\,{\mathrm {tan}\left (\frac {c}{2}+\frac {d\,x}{2}\right )}^4+3\,a\,{\mathrm {tan}\left (\frac {c}{2}+\frac {d\,x}{2}\right )}^2+a\right )}-\frac {\mathrm {tan}\left (\frac {c}{2}+\frac {d\,x}{2}\right )\,\left (A-B\right )}{a\,d} \]
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