Integrand size = 25, antiderivative size = 30 \[ \int \frac {\cos (c+d x) \sin (c+d x)}{(a+a \sin (c+d x))^3} \, dx=\frac {\sin ^2(c+d x)}{2 a d (a+a \sin (c+d x))^2} \]
[Out]
Time = 0.03 (sec) , antiderivative size = 30, normalized size of antiderivative = 1.00, number of steps used = 3, number of rules used = 3, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.120, Rules used = {2912, 12, 37} \[ \int \frac {\cos (c+d x) \sin (c+d x)}{(a+a \sin (c+d x))^3} \, dx=\frac {\sin ^2(c+d x)}{2 a d (a \sin (c+d x)+a)^2} \]
[In]
[Out]
Rule 12
Rule 37
Rule 2912
Rubi steps \begin{align*} \text {integral}& = \frac {\text {Subst}\left (\int \frac {x}{a (a+x)^3} \, dx,x,a \sin (c+d x)\right )}{a d} \\ & = \frac {\text {Subst}\left (\int \frac {x}{(a+x)^3} \, dx,x,a \sin (c+d x)\right )}{a^2 d} \\ & = \frac {\sin ^2(c+d x)}{2 a d (a+a \sin (c+d x))^2} \\ \end{align*}
Time = 0.02 (sec) , antiderivative size = 30, normalized size of antiderivative = 1.00 \[ \int \frac {\cos (c+d x) \sin (c+d x)}{(a+a \sin (c+d x))^3} \, dx=\frac {\sin ^2(c+d x)}{2 a d (a+a \sin (c+d x))^2} \]
[In]
[Out]
Time = 0.16 (sec) , antiderivative size = 33, normalized size of antiderivative = 1.10
method | result | size |
derivativedivides | \(\frac {-\frac {1}{1+\sin \left (d x +c \right )}+\frac {1}{2 \left (1+\sin \left (d x +c \right )\right )^{2}}}{d \,a^{3}}\) | \(33\) |
default | \(\frac {-\frac {1}{1+\sin \left (d x +c \right )}+\frac {1}{2 \left (1+\sin \left (d x +c \right )\right )^{2}}}{d \,a^{3}}\) | \(33\) |
parallelrisch | \(\frac {2 \left (\tan ^{2}\left (\frac {d x}{2}+\frac {c}{2}\right )\right )}{d \,a^{3} \left (\tan \left (\frac {d x}{2}+\frac {c}{2}\right )+1\right )^{4}}\) | \(33\) |
risch | \(-\frac {2 i \left (i {\mathrm e}^{2 i \left (d x +c \right )}+{\mathrm e}^{3 i \left (d x +c \right )}-{\mathrm e}^{i \left (d x +c \right )}\right )}{d \,a^{3} \left ({\mathrm e}^{i \left (d x +c \right )}+i\right )^{4}}\) | \(57\) |
norman | \(\frac {\frac {2 \left (\tan ^{2}\left (\frac {d x}{2}+\frac {c}{2}\right )\right )}{d a}+\frac {2 \left (\tan ^{7}\left (\frac {d x}{2}+\frac {c}{2}\right )\right )}{d a}+\frac {2 \left (\tan ^{3}\left (\frac {d x}{2}+\frac {c}{2}\right )\right )}{d a}+\frac {2 \left (\tan ^{6}\left (\frac {d x}{2}+\frac {c}{2}\right )\right )}{d a}+\frac {4 \left (\tan ^{4}\left (\frac {d x}{2}+\frac {c}{2}\right )\right )}{d a}+\frac {4 \left (\tan ^{5}\left (\frac {d x}{2}+\frac {c}{2}\right )\right )}{d a}}{\left (1+\tan ^{2}\left (\frac {d x}{2}+\frac {c}{2}\right )\right )^{2} a^{2} \left (\tan \left (\frac {d x}{2}+\frac {c}{2}\right )+1\right )^{5}}\) | \(148\) |
[In]
[Out]
none
Time = 0.26 (sec) , antiderivative size = 46, normalized size of antiderivative = 1.53 \[ \int \frac {\cos (c+d x) \sin (c+d x)}{(a+a \sin (c+d x))^3} \, dx=\frac {2 \, \sin \left (d x + c\right ) + 1}{2 \, {\left (a^{3} d \cos \left (d x + c\right )^{2} - 2 \, a^{3} d \sin \left (d x + c\right ) - 2 \, a^{3} d\right )}} \]
[In]
[Out]
Leaf count of result is larger than twice the leaf count of optimal. 99 vs. \(2 (24) = 48\).
Time = 0.55 (sec) , antiderivative size = 99, normalized size of antiderivative = 3.30 \[ \int \frac {\cos (c+d x) \sin (c+d x)}{(a+a \sin (c+d x))^3} \, dx=\begin {cases} - \frac {2 \sin {\left (c + d x \right )}}{2 a^{3} d \sin ^{2}{\left (c + d x \right )} + 4 a^{3} d \sin {\left (c + d x \right )} + 2 a^{3} d} - \frac {1}{2 a^{3} d \sin ^{2}{\left (c + d x \right )} + 4 a^{3} d \sin {\left (c + d x \right )} + 2 a^{3} d} & \text {for}\: d \neq 0 \\\frac {x \sin {\left (c \right )} \cos {\left (c \right )}}{\left (a \sin {\left (c \right )} + a\right )^{3}} & \text {otherwise} \end {cases} \]
[In]
[Out]
none
Time = 0.18 (sec) , antiderivative size = 44, normalized size of antiderivative = 1.47 \[ \int \frac {\cos (c+d x) \sin (c+d x)}{(a+a \sin (c+d x))^3} \, dx=-\frac {2 \, \sin \left (d x + c\right ) + 1}{2 \, {\left (a^{3} \sin \left (d x + c\right )^{2} + 2 \, a^{3} \sin \left (d x + c\right ) + a^{3}\right )} d} \]
[In]
[Out]
none
Time = 0.33 (sec) , antiderivative size = 28, normalized size of antiderivative = 0.93 \[ \int \frac {\cos (c+d x) \sin (c+d x)}{(a+a \sin (c+d x))^3} \, dx=-\frac {2 \, \sin \left (d x + c\right ) + 1}{2 \, a^{3} d {\left (\sin \left (d x + c\right ) + 1\right )}^{2}} \]
[In]
[Out]
Time = 0.07 (sec) , antiderivative size = 37, normalized size of antiderivative = 1.23 \[ \int \frac {\cos (c+d x) \sin (c+d x)}{(a+a \sin (c+d x))^3} \, dx=\frac {1}{2\,a^3\,d\,{\left (\sin \left (c+d\,x\right )+1\right )}^2}-\frac {1}{a^3\,d\,\left (\sin \left (c+d\,x\right )+1\right )} \]
[In]
[Out]