Integrand size = 27, antiderivative size = 46 \[ \int \csc (c+d x) \sec ^2(c+d x) (a+b \sin (c+d x))^2 \, dx=-\frac {a^2 \text {arctanh}(\cos (c+d x))}{d}+\frac {\left (a^2+b^2\right ) \sec (c+d x)}{d}+\frac {2 a b \tan (c+d x)}{d} \]
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Time = 0.13 (sec) , antiderivative size = 70, normalized size of antiderivative = 1.52, number of steps used = 8, number of rules used = 8, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.296, Rules used = {2990, 3852, 8, 3280, 457, 79, 65, 212} \[ \int \csc (c+d x) \sec ^2(c+d x) (a+b \sin (c+d x))^2 \, dx=-\frac {a^2 \sqrt {\cos ^2(c+d x)} \sec (c+d x) \text {arctanh}\left (\sqrt {\cos ^2(c+d x)}\right )}{d}+\frac {\left (a^2+b^2\right ) \sec (c+d x)}{d}+\frac {2 a b \tan (c+d x)}{d} \]
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Rule 8
Rule 65
Rule 79
Rule 212
Rule 457
Rule 2990
Rule 3280
Rule 3852
Rubi steps \begin{align*} \text {integral}& = (2 a b) \int \sec ^2(c+d x) \, dx+\int \csc (c+d x) \sec ^2(c+d x) \left (a^2+b^2 \sin ^2(c+d x)\right ) \, dx \\ & = -\frac {(2 a b) \text {Subst}(\int 1 \, dx,x,-\tan (c+d x))}{d}+\frac {\left (\sqrt {\cos ^2(c+d x)} \sec (c+d x)\right ) \text {Subst}\left (\int \frac {a^2+b^2 x^2}{x \left (1-x^2\right )^{3/2}} \, dx,x,\sin (c+d x)\right )}{d} \\ & = \frac {2 a b \tan (c+d x)}{d}+\frac {\left (\sqrt {\cos ^2(c+d x)} \sec (c+d x)\right ) \text {Subst}\left (\int \frac {a^2+b^2 x}{(1-x)^{3/2} x} \, dx,x,\sin ^2(c+d x)\right )}{2 d} \\ & = \frac {\left (a^2+b^2\right ) \sec (c+d x)}{d}+\frac {2 a b \tan (c+d x)}{d}+\frac {\left (a^2 \sqrt {\cos ^2(c+d x)} \sec (c+d x)\right ) \text {Subst}\left (\int \frac {1}{\sqrt {1-x} x} \, dx,x,\sin ^2(c+d x)\right )}{2 d} \\ & = \frac {\left (a^2+b^2\right ) \sec (c+d x)}{d}+\frac {2 a b \tan (c+d x)}{d}-\frac {\left (a^2 \sqrt {\cos ^2(c+d x)} \sec (c+d x)\right ) \text {Subst}\left (\int \frac {1}{1-x^2} \, dx,x,\sqrt {\cos ^2(c+d x)}\right )}{d} \\ & = \frac {\left (a^2+b^2\right ) \sec (c+d x)}{d}-\frac {a^2 \text {arctanh}\left (\sqrt {\cos ^2(c+d x)}\right ) \sqrt {\cos ^2(c+d x)} \sec (c+d x)}{d}+\frac {2 a b \tan (c+d x)}{d} \\ \end{align*}
Time = 0.77 (sec) , antiderivative size = 58, normalized size of antiderivative = 1.26 \[ \int \csc (c+d x) \sec ^2(c+d x) (a+b \sin (c+d x))^2 \, dx=\frac {\left (a^2+b^2\right ) \sec (c+d x)+a \left (a \left (-\log \left (\cos \left (\frac {1}{2} (c+d x)\right )\right )+\log \left (\sin \left (\frac {1}{2} (c+d x)\right )\right )\right )+2 b \tan (c+d x)\right )}{d} \]
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Time = 0.59 (sec) , antiderivative size = 57, normalized size of antiderivative = 1.24
method | result | size |
derivativedivides | \(\frac {a^{2} \left (\frac {1}{\cos \left (d x +c \right )}+\ln \left (\csc \left (d x +c \right )-\cot \left (d x +c \right )\right )\right )+2 a b \tan \left (d x +c \right )+\frac {b^{2}}{\cos \left (d x +c \right )}}{d}\) | \(57\) |
default | \(\frac {a^{2} \left (\frac {1}{\cos \left (d x +c \right )}+\ln \left (\csc \left (d x +c \right )-\cot \left (d x +c \right )\right )\right )+2 a b \tan \left (d x +c \right )+\frac {b^{2}}{\cos \left (d x +c \right )}}{d}\) | \(57\) |
parallelrisch | \(\frac {a^{2} \left (\tan ^{2}\left (\frac {d x}{2}+\frac {c}{2}\right )-1\right ) \ln \left (\tan \left (\frac {d x}{2}+\frac {c}{2}\right )\right )-4 a b \tan \left (\frac {d x}{2}+\frac {c}{2}\right )-2 a^{2}-2 b^{2}}{d \left (\tan ^{2}\left (\frac {d x}{2}+\frac {c}{2}\right )-1\right )}\) | \(71\) |
risch | \(\frac {4 i a b +2 a^{2} {\mathrm e}^{i \left (d x +c \right )}+2 b^{2} {\mathrm e}^{i \left (d x +c \right )}}{d \left ({\mathrm e}^{2 i \left (d x +c \right )}+1\right )}+\frac {a^{2} \ln \left ({\mathrm e}^{i \left (d x +c \right )}-1\right )}{d}-\frac {a^{2} \ln \left ({\mathrm e}^{i \left (d x +c \right )}+1\right )}{d}\) | \(91\) |
norman | \(\frac {-\frac {2 a^{2}+2 b^{2}}{d}-\frac {\left (2 a^{2}+2 b^{2}\right ) \left (\tan ^{4}\left (\frac {d x}{2}+\frac {c}{2}\right )\right )}{d}-\frac {\left (4 a^{2}+4 b^{2}\right ) \left (\tan ^{2}\left (\frac {d x}{2}+\frac {c}{2}\right )\right )}{d}-\frac {4 a b \tan \left (\frac {d x}{2}+\frac {c}{2}\right )}{d}-\frac {8 a b \left (\tan ^{3}\left (\frac {d x}{2}+\frac {c}{2}\right )\right )}{d}-\frac {4 a b \left (\tan ^{5}\left (\frac {d x}{2}+\frac {c}{2}\right )\right )}{d}}{\left (1+\tan ^{2}\left (\frac {d x}{2}+\frac {c}{2}\right )\right )^{2} \left (\tan ^{2}\left (\frac {d x}{2}+\frac {c}{2}\right )-1\right )}+\frac {a^{2} \ln \left (\tan \left (\frac {d x}{2}+\frac {c}{2}\right )\right )}{d}\) | \(173\) |
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Time = 0.28 (sec) , antiderivative size = 77, normalized size of antiderivative = 1.67 \[ \int \csc (c+d x) \sec ^2(c+d x) (a+b \sin (c+d x))^2 \, dx=-\frac {a^{2} \cos \left (d x + c\right ) \log \left (\frac {1}{2} \, \cos \left (d x + c\right ) + \frac {1}{2}\right ) - a^{2} \cos \left (d x + c\right ) \log \left (-\frac {1}{2} \, \cos \left (d x + c\right ) + \frac {1}{2}\right ) - 4 \, a b \sin \left (d x + c\right ) - 2 \, a^{2} - 2 \, b^{2}}{2 \, d \cos \left (d x + c\right )} \]
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\[ \int \csc (c+d x) \sec ^2(c+d x) (a+b \sin (c+d x))^2 \, dx=\int \left (a + b \sin {\left (c + d x \right )}\right )^{2} \csc {\left (c + d x \right )} \sec ^{2}{\left (c + d x \right )}\, dx \]
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Time = 0.19 (sec) , antiderivative size = 64, normalized size of antiderivative = 1.39 \[ \int \csc (c+d x) \sec ^2(c+d x) (a+b \sin (c+d x))^2 \, dx=\frac {a^{2} {\left (\frac {2}{\cos \left (d x + c\right )} - \log \left (\cos \left (d x + c\right ) + 1\right ) + \log \left (\cos \left (d x + c\right ) - 1\right )\right )} + 4 \, a b \tan \left (d x + c\right ) + \frac {2 \, b^{2}}{\cos \left (d x + c\right )}}{2 \, d} \]
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Time = 0.41 (sec) , antiderivative size = 57, normalized size of antiderivative = 1.24 \[ \int \csc (c+d x) \sec ^2(c+d x) (a+b \sin (c+d x))^2 \, dx=\frac {a^{2} \log \left ({\left | \tan \left (\frac {1}{2} \, d x + \frac {1}{2} \, c\right ) \right |}\right ) - \frac {2 \, {\left (2 \, a b \tan \left (\frac {1}{2} \, d x + \frac {1}{2} \, c\right ) + a^{2} + b^{2}\right )}}{\tan \left (\frac {1}{2} \, d x + \frac {1}{2} \, c\right )^{2} - 1}}{d} \]
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Time = 11.34 (sec) , antiderivative size = 62, normalized size of antiderivative = 1.35 \[ \int \csc (c+d x) \sec ^2(c+d x) (a+b \sin (c+d x))^2 \, dx=\frac {a^2\,\ln \left (\mathrm {tan}\left (\frac {c}{2}+\frac {d\,x}{2}\right )\right )}{d}-\frac {2\,a^2+4\,\mathrm {tan}\left (\frac {c}{2}+\frac {d\,x}{2}\right )\,a\,b+2\,b^2}{d\,\left ({\mathrm {tan}\left (\frac {c}{2}+\frac {d\,x}{2}\right )}^2-1\right )} \]
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