Integrand size = 20, antiderivative size = 72 \[ \int (c+d x) \cos ^3(a+b x) \sin (a+b x) \, dx=\frac {3 d x}{32 b}-\frac {(c+d x) \cos ^4(a+b x)}{4 b}+\frac {3 d \cos (a+b x) \sin (a+b x)}{32 b^2}+\frac {d \cos ^3(a+b x) \sin (a+b x)}{16 b^2} \]
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Time = 0.05 (sec) , antiderivative size = 72, normalized size of antiderivative = 1.00, number of steps used = 4, number of rules used = 3, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.150, Rules used = {4490, 2715, 8} \[ \int (c+d x) \cos ^3(a+b x) \sin (a+b x) \, dx=\frac {d \sin (a+b x) \cos ^3(a+b x)}{16 b^2}+\frac {3 d \sin (a+b x) \cos (a+b x)}{32 b^2}-\frac {(c+d x) \cos ^4(a+b x)}{4 b}+\frac {3 d x}{32 b} \]
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Rule 8
Rule 2715
Rule 4490
Rubi steps \begin{align*} \text {integral}& = -\frac {(c+d x) \cos ^4(a+b x)}{4 b}+\frac {d \int \cos ^4(a+b x) \, dx}{4 b} \\ & = -\frac {(c+d x) \cos ^4(a+b x)}{4 b}+\frac {d \cos ^3(a+b x) \sin (a+b x)}{16 b^2}+\frac {(3 d) \int \cos ^2(a+b x) \, dx}{16 b} \\ & = -\frac {(c+d x) \cos ^4(a+b x)}{4 b}+\frac {3 d \cos (a+b x) \sin (a+b x)}{32 b^2}+\frac {d \cos ^3(a+b x) \sin (a+b x)}{16 b^2}+\frac {(3 d) \int 1 \, dx}{32 b} \\ & = \frac {3 d x}{32 b}-\frac {(c+d x) \cos ^4(a+b x)}{4 b}+\frac {3 d \cos (a+b x) \sin (a+b x)}{32 b^2}+\frac {d \cos ^3(a+b x) \sin (a+b x)}{16 b^2} \\ \end{align*}
Time = 0.14 (sec) , antiderivative size = 75, normalized size of antiderivative = 1.04 \[ \int (c+d x) \cos ^3(a+b x) \sin (a+b x) \, dx=-\frac {c \cos ^4(a+b x)}{4 b}+\frac {d (-2 b x \cos (2 (a+b x))+\sin (2 (a+b x)))}{16 b^2}+\frac {d (-4 b x \cos (4 (a+b x))+\sin (4 (a+b x)))}{128 b^2} \]
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Time = 1.00 (sec) , antiderivative size = 68, normalized size of antiderivative = 0.94
method | result | size |
parallelrisch | \(\frac {-16 b \left (d x +c \right ) \cos \left (2 x b +2 a \right )-4 b \left (d x +c \right ) \cos \left (4 x b +4 a \right )+20 c b +8 d \sin \left (2 x b +2 a \right )+d \sin \left (4 x b +4 a \right )}{128 b^{2}}\) | \(68\) |
risch | \(-\frac {\left (d x +c \right ) \cos \left (4 x b +4 a \right )}{32 b}+\frac {d \sin \left (4 x b +4 a \right )}{128 b^{2}}-\frac {\left (d x +c \right ) \cos \left (2 x b +2 a \right )}{8 b}+\frac {d \sin \left (2 x b +2 a \right )}{16 b^{2}}\) | \(70\) |
derivativedivides | \(\frac {\frac {d a \cos \left (x b +a \right )^{4}}{4 b}-\frac {c \cos \left (x b +a \right )^{4}}{4}+\frac {d \left (-\frac {\left (x b +a \right ) \cos \left (x b +a \right )^{4}}{4}+\frac {\left (\cos \left (x b +a \right )^{3}+\frac {3 \cos \left (x b +a \right )}{2}\right ) \sin \left (x b +a \right )}{16}+\frac {3 x b}{32}+\frac {3 a}{32}\right )}{b}}{b}\) | \(85\) |
default | \(\frac {\frac {d a \cos \left (x b +a \right )^{4}}{4 b}-\frac {c \cos \left (x b +a \right )^{4}}{4}+\frac {d \left (-\frac {\left (x b +a \right ) \cos \left (x b +a \right )^{4}}{4}+\frac {\left (\cos \left (x b +a \right )^{3}+\frac {3 \cos \left (x b +a \right )}{2}\right ) \sin \left (x b +a \right )}{16}+\frac {3 x b}{32}+\frac {3 a}{32}\right )}{b}}{b}\) | \(85\) |
norman | \(\frac {\frac {5 d \tan \left (\frac {a}{2}+\frac {x b}{2}\right )}{16 b^{2}}-\frac {3 d \tan \left (\frac {a}{2}+\frac {x b}{2}\right )^{3}}{16 b^{2}}+\frac {3 d \tan \left (\frac {a}{2}+\frac {x b}{2}\right )^{5}}{16 b^{2}}-\frac {5 d \tan \left (\frac {a}{2}+\frac {x b}{2}\right )^{7}}{16 b^{2}}-\frac {5 d x}{32 b}+\frac {2 c \tan \left (\frac {a}{2}+\frac {x b}{2}\right )^{2}}{b}+\frac {2 c \tan \left (\frac {a}{2}+\frac {x b}{2}\right )^{6}}{b}+\frac {11 d x \tan \left (\frac {a}{2}+\frac {x b}{2}\right )^{2}}{8 b}-\frac {15 d x \tan \left (\frac {a}{2}+\frac {x b}{2}\right )^{4}}{16 b}+\frac {11 d x \tan \left (\frac {a}{2}+\frac {x b}{2}\right )^{6}}{8 b}-\frac {5 d x \tan \left (\frac {a}{2}+\frac {x b}{2}\right )^{8}}{32 b}}{\left (1+\tan \left (\frac {a}{2}+\frac {x b}{2}\right )^{2}\right )^{4}}\) | \(197\) |
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Time = 0.24 (sec) , antiderivative size = 58, normalized size of antiderivative = 0.81 \[ \int (c+d x) \cos ^3(a+b x) \sin (a+b x) \, dx=-\frac {8 \, {\left (b d x + b c\right )} \cos \left (b x + a\right )^{4} - 3 \, b d x - {\left (2 \, d \cos \left (b x + a\right )^{3} + 3 \, d \cos \left (b x + a\right )\right )} \sin \left (b x + a\right )}{32 \, b^{2}} \]
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Time = 0.32 (sec) , antiderivative size = 138, normalized size of antiderivative = 1.92 \[ \int (c+d x) \cos ^3(a+b x) \sin (a+b x) \, dx=\begin {cases} - \frac {c \cos ^{4}{\left (a + b x \right )}}{4 b} + \frac {3 d x \sin ^{4}{\left (a + b x \right )}}{32 b} + \frac {3 d x \sin ^{2}{\left (a + b x \right )} \cos ^{2}{\left (a + b x \right )}}{16 b} - \frac {5 d x \cos ^{4}{\left (a + b x \right )}}{32 b} + \frac {3 d \sin ^{3}{\left (a + b x \right )} \cos {\left (a + b x \right )}}{32 b^{2}} + \frac {5 d \sin {\left (a + b x \right )} \cos ^{3}{\left (a + b x \right )}}{32 b^{2}} & \text {for}\: b \neq 0 \\\left (c x + \frac {d x^{2}}{2}\right ) \sin {\left (a \right )} \cos ^{3}{\left (a \right )} & \text {otherwise} \end {cases} \]
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Time = 0.23 (sec) , antiderivative size = 92, normalized size of antiderivative = 1.28 \[ \int (c+d x) \cos ^3(a+b x) \sin (a+b x) \, dx=-\frac {32 \, c \cos \left (b x + a\right )^{4} - \frac {32 \, a d \cos \left (b x + a\right )^{4}}{b} + \frac {{\left (4 \, {\left (b x + a\right )} \cos \left (4 \, b x + 4 \, a\right ) + 16 \, {\left (b x + a\right )} \cos \left (2 \, b x + 2 \, a\right ) - \sin \left (4 \, b x + 4 \, a\right ) - 8 \, \sin \left (2 \, b x + 2 \, a\right )\right )} d}{b}}{128 \, b} \]
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Time = 0.32 (sec) , antiderivative size = 75, normalized size of antiderivative = 1.04 \[ \int (c+d x) \cos ^3(a+b x) \sin (a+b x) \, dx=-\frac {{\left (b d x + b c\right )} \cos \left (4 \, b x + 4 \, a\right )}{32 \, b^{2}} - \frac {{\left (b d x + b c\right )} \cos \left (2 \, b x + 2 \, a\right )}{8 \, b^{2}} + \frac {d \sin \left (4 \, b x + 4 \, a\right )}{128 \, b^{2}} + \frac {d \sin \left (2 \, b x + 2 \, a\right )}{16 \, b^{2}} \]
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Time = 0.39 (sec) , antiderivative size = 94, normalized size of antiderivative = 1.31 \[ \int (c+d x) \cos ^3(a+b x) \sin (a+b x) \, dx=\frac {4\,d\,\sin \left (2\,a+2\,b\,x\right )+\frac {d\,\sin \left (4\,a+4\,b\,x\right )}{2}+4\,b\,c\,{\sin \left (2\,a+2\,b\,x\right )}^2+16\,b\,c\,{\sin \left (a+b\,x\right )}^2+8\,b\,d\,x\,\left (2\,{\sin \left (a+b\,x\right )}^2-1\right )+2\,b\,d\,x\,\left (2\,{\sin \left (2\,a+2\,b\,x\right )}^2-1\right )}{64\,b^2} \]
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