Integrand size = 21, antiderivative size = 119 \[ \int \frac {\sin ^3(c+d x)}{(a+b \sec (c+d x))^2} \, dx=-\frac {\left (a^2-3 b^2\right ) \cos (c+d x)}{a^4 d}-\frac {b \cos ^2(c+d x)}{a^3 d}+\frac {\cos ^3(c+d x)}{3 a^2 d}+\frac {b^2 \left (a^2-b^2\right )}{a^5 d (b+a \cos (c+d x))}+\frac {2 b \left (a^2-2 b^2\right ) \log (b+a \cos (c+d x))}{a^5 d} \]
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Time = 0.39 (sec) , antiderivative size = 119, normalized size of antiderivative = 1.00, number of steps used = 5, number of rules used = 4, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.190, Rules used = {3957, 2916, 12, 908} \[ \int \frac {\sin ^3(c+d x)}{(a+b \sec (c+d x))^2} \, dx=-\frac {b \cos ^2(c+d x)}{a^3 d}+\frac {\cos ^3(c+d x)}{3 a^2 d}+\frac {b^2 \left (a^2-b^2\right )}{a^5 d (a \cos (c+d x)+b)}+\frac {2 b \left (a^2-2 b^2\right ) \log (a \cos (c+d x)+b)}{a^5 d}-\frac {\left (a^2-3 b^2\right ) \cos (c+d x)}{a^4 d} \]
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Rule 12
Rule 908
Rule 2916
Rule 3957
Rubi steps \begin{align*} \text {integral}& = \int \frac {\cos ^2(c+d x) \sin ^3(c+d x)}{(-b-a \cos (c+d x))^2} \, dx \\ & = \frac {\text {Subst}\left (\int \frac {x^2 \left (a^2-x^2\right )}{a^2 (-b+x)^2} \, dx,x,-a \cos (c+d x)\right )}{a^3 d} \\ & = \frac {\text {Subst}\left (\int \frac {x^2 \left (a^2-x^2\right )}{(-b+x)^2} \, dx,x,-a \cos (c+d x)\right )}{a^5 d} \\ & = \frac {\text {Subst}\left (\int \left (a^2 \left (1-\frac {3 b^2}{a^2}\right )-\frac {b^2 \left (-a^2+b^2\right )}{(b-x)^2}+\frac {2 b \left (-a^2+2 b^2\right )}{b-x}-2 b x-x^2\right ) \, dx,x,-a \cos (c+d x)\right )}{a^5 d} \\ & = -\frac {\left (a^2-3 b^2\right ) \cos (c+d x)}{a^4 d}-\frac {b \cos ^2(c+d x)}{a^3 d}+\frac {\cos ^3(c+d x)}{3 a^2 d}+\frac {b^2 \left (a^2-b^2\right )}{a^5 d (b+a \cos (c+d x))}+\frac {2 b \left (a^2-2 b^2\right ) \log (b+a \cos (c+d x))}{a^5 d} \\ \end{align*}
Time = 0.32 (sec) , antiderivative size = 167, normalized size of antiderivative = 1.40 \[ \int \frac {\sin ^3(c+d x)}{(a+b \sec (c+d x))^2} \, dx=\frac {-9 a^4+60 a^2 b^2-24 b^4-8 \left (a^4-3 a^2 b^2\right ) \cos (2 (c+d x))-4 a^3 b \cos (3 (c+d x))+a^4 \cos (4 (c+d x))+48 a^2 b^2 \log (b+a \cos (c+d x))-96 b^4 \log (b+a \cos (c+d x))+24 a b \cos (c+d x) \left (-a^2+3 b^2+2 \left (a^2-2 b^2\right ) \log (b+a \cos (c+d x))\right )}{24 a^5 d (b+a \cos (c+d x))} \]
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Time = 1.39 (sec) , antiderivative size = 112, normalized size of antiderivative = 0.94
method | result | size |
derivativedivides | \(\frac {\frac {\frac {\cos \left (d x +c \right )^{3} a^{2}}{3}-a b \cos \left (d x +c \right )^{2}-\cos \left (d x +c \right ) a^{2}+3 \cos \left (d x +c \right ) b^{2}}{a^{4}}+\frac {b^{2} \left (a^{2}-b^{2}\right )}{a^{5} \left (b +a \cos \left (d x +c \right )\right )}+\frac {2 b \left (a^{2}-2 b^{2}\right ) \ln \left (b +a \cos \left (d x +c \right )\right )}{a^{5}}}{d}\) | \(112\) |
default | \(\frac {\frac {\frac {\cos \left (d x +c \right )^{3} a^{2}}{3}-a b \cos \left (d x +c \right )^{2}-\cos \left (d x +c \right ) a^{2}+3 \cos \left (d x +c \right ) b^{2}}{a^{4}}+\frac {b^{2} \left (a^{2}-b^{2}\right )}{a^{5} \left (b +a \cos \left (d x +c \right )\right )}+\frac {2 b \left (a^{2}-2 b^{2}\right ) \ln \left (b +a \cos \left (d x +c \right )\right )}{a^{5}}}{d}\) | \(112\) |
parallelrisch | \(\frac {48 b^{2} \left (a^{2}-2 b^{2}\right ) \left (b +a \cos \left (d x +c \right )\right ) \ln \left (-2 a +\sec \left (\frac {d x}{2}+\frac {c}{2}\right )^{2} \left (a -b \right )\right )-48 b^{2} \left (a^{2}-2 b^{2}\right ) \left (b +a \cos \left (d x +c \right )\right ) \ln \left (\sec \left (\frac {d x}{2}+\frac {c}{2}\right )^{2}\right )+\left (-8 a^{4} b +24 a^{2} b^{3}\right ) \cos \left (2 d x +2 c \right )-4 \cos \left (3 d x +3 c \right ) a^{3} b^{2}+b \cos \left (4 d x +4 c \right ) a^{4}+\left (-16 a^{5}-44 a^{3} b^{2}+96 a \,b^{4}\right ) \cos \left (d x +c \right )-25 a^{4} b +40 a^{2} b^{3}}{24 d \,a^{5} b \left (b +a \cos \left (d x +c \right )\right )}\) | \(204\) |
risch | \(-\frac {2 i b x}{a^{3}}+\frac {4 i b^{3} x}{a^{5}}-\frac {b \,{\mathrm e}^{2 i \left (d x +c \right )}}{4 a^{3} d}-\frac {3 \,{\mathrm e}^{i \left (d x +c \right )}}{8 a^{2} d}+\frac {3 \,{\mathrm e}^{i \left (d x +c \right )} b^{2}}{2 a^{4} d}-\frac {3 \,{\mathrm e}^{-i \left (d x +c \right )}}{8 a^{2} d}+\frac {3 \,{\mathrm e}^{-i \left (d x +c \right )} b^{2}}{2 a^{4} d}-\frac {b \,{\mathrm e}^{-2 i \left (d x +c \right )}}{4 a^{3} d}+\frac {8 i b^{3} c}{a^{5} d}-\frac {4 i b c}{a^{3} d}-\frac {2 b^{2} \left (-a^{2}+b^{2}\right ) {\mathrm e}^{i \left (d x +c \right )}}{a^{5} d \left (a \,{\mathrm e}^{2 i \left (d x +c \right )}+2 b \,{\mathrm e}^{i \left (d x +c \right )}+a \right )}+\frac {2 b \ln \left ({\mathrm e}^{2 i \left (d x +c \right )}+\frac {2 b \,{\mathrm e}^{i \left (d x +c \right )}}{a}+1\right )}{a^{3} d}-\frac {4 b^{3} \ln \left ({\mathrm e}^{2 i \left (d x +c \right )}+\frac {2 b \,{\mathrm e}^{i \left (d x +c \right )}}{a}+1\right )}{a^{5} d}+\frac {\cos \left (3 d x +3 c \right )}{12 d \,a^{2}}\) | \(301\) |
norman | \(\frac {-\frac {\left (4 a^{4}-8 a^{3} b +12 a^{2} b^{2}+16 a \,b^{3}-24 b^{4}\right ) \tan \left (\frac {d x}{2}+\frac {c}{2}\right )^{8}}{6 d \,a^{4} b}+\frac {\left (4 a^{3}+4 a^{2} b +8 a \,b^{2}-24 b^{3}\right ) \left (a +b \right )}{6 a^{4} b d}-\frac {\left (4 a^{4}-12 a^{3} b +4 a^{2} b^{2}+8 a \,b^{3}-24 b^{4}\right ) \tan \left (\frac {d x}{2}+\frac {c}{2}\right )^{6}}{3 a^{4} b d}+\frac {\left (4 a^{4}+12 a^{3} b +4 a^{2} b^{2}-8 a \,b^{3}-24 b^{4}\right ) \tan \left (\frac {d x}{2}+\frac {c}{2}\right )^{2}}{3 d \,a^{4} b}}{\left (1+\tan \left (\frac {d x}{2}+\frac {c}{2}\right )^{2}\right )^{3} \left (\tan \left (\frac {d x}{2}+\frac {c}{2}\right )^{2} a -\tan \left (\frac {d x}{2}+\frac {c}{2}\right )^{2} b -a -b \right )}-\frac {2 b \left (a^{2}-2 b^{2}\right ) \ln \left (1+\tan \left (\frac {d x}{2}+\frac {c}{2}\right )^{2}\right )}{d \,a^{5}}+\frac {2 b \left (a^{2}-2 b^{2}\right ) \ln \left (\tan \left (\frac {d x}{2}+\frac {c}{2}\right )^{2} a -\tan \left (\frac {d x}{2}+\frac {c}{2}\right )^{2} b -a -b \right )}{d \,a^{5}}\) | \(336\) |
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Time = 0.29 (sec) , antiderivative size = 150, normalized size of antiderivative = 1.26 \[ \int \frac {\sin ^3(c+d x)}{(a+b \sec (c+d x))^2} \, dx=\frac {2 \, a^{4} \cos \left (d x + c\right )^{4} - 4 \, a^{3} b \cos \left (d x + c\right )^{3} + 9 \, a^{2} b^{2} - 6 \, b^{4} - 6 \, {\left (a^{4} - 2 \, a^{2} b^{2}\right )} \cos \left (d x + c\right )^{2} - 3 \, {\left (a^{3} b - 6 \, a b^{3}\right )} \cos \left (d x + c\right ) + 12 \, {\left (a^{2} b^{2} - 2 \, b^{4} + {\left (a^{3} b - 2 \, a b^{3}\right )} \cos \left (d x + c\right )\right )} \log \left (a \cos \left (d x + c\right ) + b\right )}{6 \, {\left (a^{6} d \cos \left (d x + c\right ) + a^{5} b d\right )}} \]
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Timed out. \[ \int \frac {\sin ^3(c+d x)}{(a+b \sec (c+d x))^2} \, dx=\text {Timed out} \]
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Time = 0.20 (sec) , antiderivative size = 112, normalized size of antiderivative = 0.94 \[ \int \frac {\sin ^3(c+d x)}{(a+b \sec (c+d x))^2} \, dx=\frac {\frac {3 \, {\left (a^{2} b^{2} - b^{4}\right )}}{a^{6} \cos \left (d x + c\right ) + a^{5} b} + \frac {a^{2} \cos \left (d x + c\right )^{3} - 3 \, a b \cos \left (d x + c\right )^{2} - 3 \, {\left (a^{2} - 3 \, b^{2}\right )} \cos \left (d x + c\right )}{a^{4}} + \frac {6 \, {\left (a^{2} b - 2 \, b^{3}\right )} \log \left (a \cos \left (d x + c\right ) + b\right )}{a^{5}}}{3 \, d} \]
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Time = 0.33 (sec) , antiderivative size = 139, normalized size of antiderivative = 1.17 \[ \int \frac {\sin ^3(c+d x)}{(a+b \sec (c+d x))^2} \, dx=\frac {2 \, {\left (a^{2} b - 2 \, b^{3}\right )} \log \left ({\left | -a \cos \left (d x + c\right ) - b \right |}\right )}{a^{5} d} + \frac {a^{2} b^{2} - b^{4}}{{\left (a \cos \left (d x + c\right ) + b\right )} a^{5} d} + \frac {a^{4} d^{5} \cos \left (d x + c\right )^{3} - 3 \, a^{3} b d^{5} \cos \left (d x + c\right )^{2} - 3 \, a^{4} d^{5} \cos \left (d x + c\right ) + 9 \, a^{2} b^{2} d^{5} \cos \left (d x + c\right )}{3 \, a^{6} d^{6}} \]
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Time = 0.09 (sec) , antiderivative size = 113, normalized size of antiderivative = 0.95 \[ \int \frac {\sin ^3(c+d x)}{(a+b \sec (c+d x))^2} \, dx=-\frac {\cos \left (c+d\,x\right )\,\left (\frac {1}{a^2}-\frac {3\,b^2}{a^4}\right )-\frac {{\cos \left (c+d\,x\right )}^3}{3\,a^2}+\frac {b\,{\cos \left (c+d\,x\right )}^2}{a^3}-\frac {\ln \left (b+a\,\cos \left (c+d\,x\right )\right )\,\left (2\,a^2\,b-4\,b^3\right )}{a^5}+\frac {b^4-a^2\,b^2}{a\,\left (\cos \left (c+d\,x\right )\,a^5+b\,a^4\right )}}{d} \]
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