Integrand size = 17, antiderivative size = 22 \[ \int \cos (c+d x) (a+a \sin (c+d x)) \, dx=\frac {(a+a \sin (c+d x))^2}{2 a d} \]
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Time = 0.01 (sec) , antiderivative size = 28, normalized size of antiderivative = 1.27, number of steps used = 2, number of rules used = 1, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.059, Rules used = {2746} \[ \int \cos (c+d x) (a+a \sin (c+d x)) \, dx=\frac {a \sin ^2(c+d x)}{2 d}+\frac {a \sin (c+d x)}{d} \]
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Rule 2746
Rubi steps \begin{align*} \text {integral}& = \frac {\text {Subst}(\int (a+x) \, dx,x,a \sin (c+d x))}{a d} \\ & = \frac {a \sin (c+d x)}{d}+\frac {a \sin ^2(c+d x)}{2 d} \\ \end{align*}
Time = 0.02 (sec) , antiderivative size = 39, normalized size of antiderivative = 1.77 \[ \int \cos (c+d x) (a+a \sin (c+d x)) \, dx=-\frac {a \cos ^2(c+d x)}{2 d}+\frac {a \cos (d x) \sin (c)}{d}+\frac {a \cos (c) \sin (d x)}{d} \]
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Time = 0.14 (sec) , antiderivative size = 23, normalized size of antiderivative = 1.05
method | result | size |
derivativedivides | \(\frac {a \left (\frac {\left (\sin ^{2}\left (d x +c \right )\right )}{2}+\sin \left (d x +c \right )\right )}{d}\) | \(23\) |
default | \(\frac {a \left (\frac {\left (\sin ^{2}\left (d x +c \right )\right )}{2}+\sin \left (d x +c \right )\right )}{d}\) | \(23\) |
parallelrisch | \(-\frac {a \left (-1+\cos \left (2 d x +2 c \right )-4 \sin \left (d x +c \right )\right )}{4 d}\) | \(26\) |
risch | \(\frac {a \sin \left (d x +c \right )}{d}-\frac {a \cos \left (2 d x +2 c \right )}{4 d}\) | \(28\) |
norman | \(\frac {\frac {2 a \tan \left (\frac {d x}{2}+\frac {c}{2}\right )}{d}+\frac {2 a \left (\tan ^{3}\left (\frac {d x}{2}+\frac {c}{2}\right )\right )}{d}+\frac {2 a \left (\tan ^{2}\left (\frac {d x}{2}+\frac {c}{2}\right )\right )}{d}}{\left (1+\tan ^{2}\left (\frac {d x}{2}+\frac {c}{2}\right )\right )^{2}}\) | \(67\) |
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none
Time = 0.27 (sec) , antiderivative size = 25, normalized size of antiderivative = 1.14 \[ \int \cos (c+d x) (a+a \sin (c+d x)) \, dx=-\frac {a \cos \left (d x + c\right )^{2} - 2 \, a \sin \left (d x + c\right )}{2 \, d} \]
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Leaf count of result is larger than twice the leaf count of optimal. 34 vs. \(2 (15) = 30\).
Time = 0.08 (sec) , antiderivative size = 34, normalized size of antiderivative = 1.55 \[ \int \cos (c+d x) (a+a \sin (c+d x)) \, dx=\begin {cases} \frac {a \sin ^{2}{\left (c + d x \right )}}{2 d} + \frac {a \sin {\left (c + d x \right )}}{d} & \text {for}\: d \neq 0 \\x \left (a \sin {\left (c \right )} + a\right ) \cos {\left (c \right )} & \text {otherwise} \end {cases} \]
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Time = 0.19 (sec) , antiderivative size = 20, normalized size of antiderivative = 0.91 \[ \int \cos (c+d x) (a+a \sin (c+d x)) \, dx=\frac {{\left (a \sin \left (d x + c\right ) + a\right )}^{2}}{2 \, a d} \]
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Time = 0.30 (sec) , antiderivative size = 25, normalized size of antiderivative = 1.14 \[ \int \cos (c+d x) (a+a \sin (c+d x)) \, dx=\frac {a \sin \left (d x + c\right )^{2} + 2 \, a \sin \left (d x + c\right )}{2 \, d} \]
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Time = 0.05 (sec) , antiderivative size = 20, normalized size of antiderivative = 0.91 \[ \int \cos (c+d x) (a+a \sin (c+d x)) \, dx=\frac {a\,\sin \left (c+d\,x\right )\,\left (\sin \left (c+d\,x\right )+2\right )}{2\,d} \]
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