Integrand size = 26, antiderivative size = 112 \[ \int \cos (c+d x) (a \sin (c+d x)+b \tan (c+d x))^3 \, dx=-\frac {b \left (3 a^2-b^2\right ) \cos (c+d x)}{d}-\frac {a \left (a^2-3 b^2\right ) \cos ^2(c+d x)}{2 d}+\frac {a^2 b \cos ^3(c+d x)}{d}+\frac {a^3 \cos ^4(c+d x)}{4 d}-\frac {3 a b^2 \log (\cos (c+d x))}{d}+\frac {b^3 \sec (c+d x)}{d} \]
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Time = 0.19 (sec) , antiderivative size = 112, normalized size of antiderivative = 1.00, number of steps used = 5, number of rules used = 4, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.154, Rules used = {4482, 2916, 12, 908} \[ \int \cos (c+d x) (a \sin (c+d x)+b \tan (c+d x))^3 \, dx=\frac {a^3 \cos ^4(c+d x)}{4 d}-\frac {a \left (a^2-3 b^2\right ) \cos ^2(c+d x)}{2 d}-\frac {b \left (3 a^2-b^2\right ) \cos (c+d x)}{d}+\frac {a^2 b \cos ^3(c+d x)}{d}-\frac {3 a b^2 \log (\cos (c+d x))}{d}+\frac {b^3 \sec (c+d x)}{d} \]
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Rule 12
Rule 908
Rule 2916
Rule 4482
Rubi steps \begin{align*} \text {integral}& = \int (b+a \cos (c+d x))^3 \sin (c+d x) \tan ^2(c+d x) \, dx \\ & = -\frac {\text {Subst}\left (\int \frac {a^2 (b+x)^3 \left (a^2-x^2\right )}{x^2} \, dx,x,a \cos (c+d x)\right )}{a^3 d} \\ & = -\frac {\text {Subst}\left (\int \frac {(b+x)^3 \left (a^2-x^2\right )}{x^2} \, dx,x,a \cos (c+d x)\right )}{a d} \\ & = -\frac {\text {Subst}\left (\int \left (3 a^2 b \left (1-\frac {b^2}{3 a^2}\right )+\frac {a^2 b^3}{x^2}+\frac {3 a^2 b^2}{x}+\left (a^2-3 b^2\right ) x-3 b x^2-x^3\right ) \, dx,x,a \cos (c+d x)\right )}{a d} \\ & = -\frac {b \left (3 a^2-b^2\right ) \cos (c+d x)}{d}-\frac {a \left (a^2-3 b^2\right ) \cos ^2(c+d x)}{2 d}+\frac {a^2 b \cos ^3(c+d x)}{d}+\frac {a^3 \cos ^4(c+d x)}{4 d}-\frac {3 a b^2 \log (\cos (c+d x))}{d}+\frac {b^3 \sec (c+d x)}{d} \\ \end{align*}
Time = 1.09 (sec) , antiderivative size = 98, normalized size of antiderivative = 0.88 \[ \int \cos (c+d x) (a \sin (c+d x)+b \tan (c+d x))^3 \, dx=\frac {8 b \left (-9 a^2+4 b^2\right ) \cos (c+d x)-4 \left (a^3-6 a b^2\right ) \cos (2 (c+d x))+8 a^2 b \cos (3 (c+d x))+a^3 \cos (4 (c+d x))-96 a b^2 \log (\cos (c+d x))+32 b^3 \sec (c+d x)}{32 d} \]
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Time = 9.20 (sec) , antiderivative size = 106, normalized size of antiderivative = 0.95
method | result | size |
derivativedivides | \(\frac {\frac {a^{3} \sin \left (d x +c \right )^{4}}{4}-a^{2} b \left (2+\sin \left (d x +c \right )^{2}\right ) \cos \left (d x +c \right )+3 a \,b^{2} \left (-\frac {\sin \left (d x +c \right )^{2}}{2}-\ln \left (\cos \left (d x +c \right )\right )\right )+b^{3} \left (\frac {\sin \left (d x +c \right )^{4}}{\cos \left (d x +c \right )}+\left (2+\sin \left (d x +c \right )^{2}\right ) \cos \left (d x +c \right )\right )}{d}\) | \(106\) |
default | \(\frac {\frac {a^{3} \sin \left (d x +c \right )^{4}}{4}-a^{2} b \left (2+\sin \left (d x +c \right )^{2}\right ) \cos \left (d x +c \right )+3 a \,b^{2} \left (-\frac {\sin \left (d x +c \right )^{2}}{2}-\ln \left (\cos \left (d x +c \right )\right )\right )+b^{3} \left (\frac {\sin \left (d x +c \right )^{4}}{\cos \left (d x +c \right )}+\left (2+\sin \left (d x +c \right )^{2}\right ) \cos \left (d x +c \right )\right )}{d}\) | \(106\) |
risch | \(3 i x a \,b^{2}-\frac {a^{3} {\mathrm e}^{2 i \left (d x +c \right )}}{16 d}+\frac {3 a \,{\mathrm e}^{2 i \left (d x +c \right )} b^{2}}{8 d}-\frac {9 b \,{\mathrm e}^{i \left (d x +c \right )} a^{2}}{8 d}+\frac {b^{3} {\mathrm e}^{i \left (d x +c \right )}}{2 d}-\frac {9 b \,{\mathrm e}^{-i \left (d x +c \right )} a^{2}}{8 d}+\frac {b^{3} {\mathrm e}^{-i \left (d x +c \right )}}{2 d}-\frac {a^{3} {\mathrm e}^{-2 i \left (d x +c \right )}}{16 d}+\frac {3 a \,{\mathrm e}^{-2 i \left (d x +c \right )} b^{2}}{8 d}+\frac {6 i a \,b^{2} c}{d}+\frac {2 b^{3} {\mathrm e}^{i \left (d x +c \right )}}{d \left ({\mathrm e}^{2 i \left (d x +c \right )}+1\right )}-\frac {3 a \,b^{2} \ln \left ({\mathrm e}^{2 i \left (d x +c \right )}+1\right )}{d}+\frac {a^{3} \cos \left (4 d x +4 c \right )}{32 d}+\frac {b \cos \left (3 d x +3 c \right ) a^{2}}{4 d}\) | \(247\) |
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Time = 0.27 (sec) , antiderivative size = 128, normalized size of antiderivative = 1.14 \[ \int \cos (c+d x) (a \sin (c+d x)+b \tan (c+d x))^3 \, dx=\frac {8 \, a^{3} \cos \left (d x + c\right )^{5} + 32 \, a^{2} b \cos \left (d x + c\right )^{4} - 96 \, a b^{2} \cos \left (d x + c\right ) \log \left (-\cos \left (d x + c\right )\right ) - 16 \, {\left (a^{3} - 3 \, a b^{2}\right )} \cos \left (d x + c\right )^{3} + 32 \, b^{3} - 32 \, {\left (3 \, a^{2} b - b^{3}\right )} \cos \left (d x + c\right )^{2} + {\left (5 \, a^{3} - 24 \, a b^{2}\right )} \cos \left (d x + c\right )}{32 \, d \cos \left (d x + c\right )} \]
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\[ \int \cos (c+d x) (a \sin (c+d x)+b \tan (c+d x))^3 \, dx=\int \left (a \sin {\left (c + d x \right )} + b \tan {\left (c + d x \right )}\right )^{3} \cos {\left (c + d x \right )}\, dx \]
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Time = 0.21 (sec) , antiderivative size = 87, normalized size of antiderivative = 0.78 \[ \int \cos (c+d x) (a \sin (c+d x)+b \tan (c+d x))^3 \, dx=\frac {a^{3} \sin \left (d x + c\right )^{4} + 4 \, {\left (\cos \left (d x + c\right )^{3} - 3 \, \cos \left (d x + c\right )\right )} a^{2} b - 6 \, {\left (\sin \left (d x + c\right )^{2} + \log \left (\sin \left (d x + c\right )^{2} - 1\right )\right )} a b^{2} + 4 \, b^{3} {\left (\frac {1}{\cos \left (d x + c\right )} + \cos \left (d x + c\right )\right )}}{4 \, d} \]
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Exception generated. \[ \int \cos (c+d x) (a \sin (c+d x)+b \tan (c+d x))^3 \, dx=\text {Exception raised: TypeError} \]
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Time = 25.90 (sec) , antiderivative size = 225, normalized size of antiderivative = 2.01 \[ \int \cos (c+d x) (a \sin (c+d x)+b \tan (c+d x))^3 \, dx=\frac {{\mathrm {tan}\left (\frac {c}{2}+\frac {d\,x}{2}\right )}^4\,\left (4\,a^3+4\,a^2\,b-6\,a\,b^2+12\,b^3\right )-{\mathrm {tan}\left (\frac {c}{2}+\frac {d\,x}{2}\right )}^2\,\left (12\,a^2\,b+6\,a\,b^2-12\,b^3\right )+{\mathrm {tan}\left (\frac {c}{2}+\frac {d\,x}{2}\right )}^6\,\left (-4\,a^3+12\,a^2\,b+6\,a\,b^2+4\,b^3\right )-4\,a^2\,b+4\,b^3+6\,a\,b^2\,{\mathrm {tan}\left (\frac {c}{2}+\frac {d\,x}{2}\right )}^8}{d\,\left (-{\mathrm {tan}\left (\frac {c}{2}+\frac {d\,x}{2}\right )}^{10}-3\,{\mathrm {tan}\left (\frac {c}{2}+\frac {d\,x}{2}\right )}^8-2\,{\mathrm {tan}\left (\frac {c}{2}+\frac {d\,x}{2}\right )}^6+2\,{\mathrm {tan}\left (\frac {c}{2}+\frac {d\,x}{2}\right )}^4+3\,{\mathrm {tan}\left (\frac {c}{2}+\frac {d\,x}{2}\right )}^2+1\right )}+\frac {6\,a\,b^2\,\mathrm {atanh}\left ({\mathrm {tan}\left (\frac {c}{2}+\frac {d\,x}{2}\right )}^2\right )}{d} \]
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