Integrand size = 25, antiderivative size = 33 \[ \int \sec ^3(c+d x) (a+a \sin (c+d x)) \tan (c+d x) \, dx=\frac {a \sec ^3(c+d x)}{3 d}+\frac {a \tan ^3(c+d x)}{3 d} \]
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Time = 0.06 (sec) , antiderivative size = 33, normalized size of antiderivative = 1.00, number of steps used = 5, number of rules used = 4, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.160, Rules used = {2917, 2686, 30, 2687} \[ \int \sec ^3(c+d x) (a+a \sin (c+d x)) \tan (c+d x) \, dx=\frac {a \tan ^3(c+d x)}{3 d}+\frac {a \sec ^3(c+d x)}{3 d} \]
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Rule 30
Rule 2686
Rule 2687
Rule 2917
Rubi steps \begin{align*} \text {integral}& = a \int \sec ^3(c+d x) \tan (c+d x) \, dx+a \int \sec ^2(c+d x) \tan ^2(c+d x) \, dx \\ & = \frac {a \text {Subst}\left (\int x^2 \, dx,x,\sec (c+d x)\right )}{d}+\frac {a \text {Subst}\left (\int x^2 \, dx,x,\tan (c+d x)\right )}{d} \\ & = \frac {a \sec ^3(c+d x)}{3 d}+\frac {a \tan ^3(c+d x)}{3 d} \\ \end{align*}
Time = 0.01 (sec) , antiderivative size = 33, normalized size of antiderivative = 1.00 \[ \int \sec ^3(c+d x) (a+a \sin (c+d x)) \tan (c+d x) \, dx=\frac {a \sec ^3(c+d x)}{3 d}+\frac {a \tan ^3(c+d x)}{3 d} \]
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Time = 0.14 (sec) , antiderivative size = 36, normalized size of antiderivative = 1.09
method | result | size |
derivativedivides | \(\frac {\frac {a \left (\sin ^{3}\left (d x +c \right )\right )}{3 \cos \left (d x +c \right )^{3}}+\frac {a}{3 \cos \left (d x +c \right )^{3}}}{d}\) | \(36\) |
default | \(\frac {\frac {a \left (\sin ^{3}\left (d x +c \right )\right )}{3 \cos \left (d x +c \right )^{3}}+\frac {a}{3 \cos \left (d x +c \right )^{3}}}{d}\) | \(36\) |
parallelrisch | \(-\frac {2 a \left (3 \left (\tan ^{2}\left (\frac {d x}{2}+\frac {c}{2}\right )\right )-2 \tan \left (\frac {d x}{2}+\frac {c}{2}\right )+1\right )}{3 d \left (\tan \left (\frac {d x}{2}+\frac {c}{2}\right )+1\right ) \left (\tan \left (\frac {d x}{2}+\frac {c}{2}\right )-1\right )^{3}}\) | \(59\) |
risch | \(-\frac {2 i \left (-2 i a \,{\mathrm e}^{i \left (d x +c \right )}-a +3 a \,{\mathrm e}^{2 i \left (d x +c \right )}\right )}{3 \left ({\mathrm e}^{i \left (d x +c \right )}-i\right )^{3} \left ({\mathrm e}^{i \left (d x +c \right )}+i\right ) d}\) | \(64\) |
norman | \(\frac {-\frac {2 a}{3 d}-\frac {8 a \left (\tan ^{3}\left (\frac {d x}{2}+\frac {c}{2}\right )\right )}{3 d}-\frac {2 a \left (\tan ^{4}\left (\frac {d x}{2}+\frac {c}{2}\right )\right )}{d}-\frac {8 a \left (\tan ^{5}\left (\frac {d x}{2}+\frac {c}{2}\right )\right )}{3 d}-\frac {2 a \left (\tan ^{2}\left (\frac {d x}{2}+\frac {c}{2}\right )\right )}{3 d}-\frac {2 a \left (\tan ^{6}\left (\frac {d x}{2}+\frac {c}{2}\right )\right )}{d}}{\left (\tan ^{2}\left (\frac {d x}{2}+\frac {c}{2}\right )-1\right )^{3} \left (1+\tan ^{2}\left (\frac {d x}{2}+\frac {c}{2}\right )\right )}\) | \(124\) |
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Time = 0.26 (sec) , antiderivative size = 50, normalized size of antiderivative = 1.52 \[ \int \sec ^3(c+d x) (a+a \sin (c+d x)) \tan (c+d x) \, dx=\frac {a \cos \left (d x + c\right )^{2} + a \sin \left (d x + c\right ) - 2 \, a}{3 \, {\left (d \cos \left (d x + c\right ) \sin \left (d x + c\right ) - d \cos \left (d x + c\right )\right )}} \]
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\[ \int \sec ^3(c+d x) (a+a \sin (c+d x)) \tan (c+d x) \, dx=a \left (\int \sin {\left (c + d x \right )} \sec ^{4}{\left (c + d x \right )}\, dx + \int \sin ^{2}{\left (c + d x \right )} \sec ^{4}{\left (c + d x \right )}\, dx\right ) \]
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Time = 0.22 (sec) , antiderivative size = 26, normalized size of antiderivative = 0.79 \[ \int \sec ^3(c+d x) (a+a \sin (c+d x)) \tan (c+d x) \, dx=\frac {a \tan \left (d x + c\right )^{3} + \frac {a}{\cos \left (d x + c\right )^{3}}}{3 \, d} \]
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Time = 0.36 (sec) , antiderivative size = 53, normalized size of antiderivative = 1.61 \[ \int \sec ^3(c+d x) (a+a \sin (c+d x)) \tan (c+d x) \, dx=\frac {\frac {3 \, a}{\tan \left (\frac {1}{2} \, d x + \frac {1}{2} \, c\right ) + 1} - \frac {3 \, a \tan \left (\frac {1}{2} \, d x + \frac {1}{2} \, c\right )^{2} + a}{{\left (\tan \left (\frac {1}{2} \, d x + \frac {1}{2} \, c\right ) - 1\right )}^{3}}}{6 \, d} \]
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Time = 10.61 (sec) , antiderivative size = 50, normalized size of antiderivative = 1.52 \[ \int \sec ^3(c+d x) (a+a \sin (c+d x)) \tan (c+d x) \, dx=-\frac {2\,a\,\left (\cos \left (c+d\,x\right )+1\right )\,\left (\cos \left (c+d\,x\right )+\sin \left (c+d\,x\right )-2\right )}{3\,d\,\left (2\,\cos \left (c+d\,x\right )-\sin \left (2\,c+2\,d\,x\right )\right )} \]
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