Integrand size = 21, antiderivative size = 61 \[ \int \sin ^2(c+d x) \left (a+b \sin ^2(c+d x)\right ) \, dx=\frac {1}{8} (4 a+3 b) x-\frac {(4 a+3 b) \cos (c+d x) \sin (c+d x)}{8 d}-\frac {b \cos (c+d x) \sin ^3(c+d x)}{4 d} \]
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Time = 0.03 (sec) , antiderivative size = 61, normalized size of antiderivative = 1.00, number of steps used = 3, number of rules used = 3, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.143, Rules used = {3093, 2715, 8} \[ \int \sin ^2(c+d x) \left (a+b \sin ^2(c+d x)\right ) \, dx=-\frac {(4 a+3 b) \sin (c+d x) \cos (c+d x)}{8 d}+\frac {1}{8} x (4 a+3 b)-\frac {b \sin ^3(c+d x) \cos (c+d x)}{4 d} \]
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Rule 8
Rule 2715
Rule 3093
Rubi steps \begin{align*} \text {integral}& = -\frac {b \cos (c+d x) \sin ^3(c+d x)}{4 d}+\frac {1}{4} (4 a+3 b) \int \sin ^2(c+d x) \, dx \\ & = -\frac {(4 a+3 b) \cos (c+d x) \sin (c+d x)}{8 d}-\frac {b \cos (c+d x) \sin ^3(c+d x)}{4 d}+\frac {1}{8} (4 a+3 b) \int 1 \, dx \\ & = \frac {1}{8} (4 a+3 b) x-\frac {(4 a+3 b) \cos (c+d x) \sin (c+d x)}{8 d}-\frac {b \cos (c+d x) \sin ^3(c+d x)}{4 d} \\ \end{align*}
Time = 0.11 (sec) , antiderivative size = 45, normalized size of antiderivative = 0.74 \[ \int \sin ^2(c+d x) \left (a+b \sin ^2(c+d x)\right ) \, dx=\frac {4 (4 a+3 b) (c+d x)-8 (a+b) \sin (2 (c+d x))+b \sin (4 (c+d x))}{32 d} \]
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Time = 0.96 (sec) , antiderivative size = 44, normalized size of antiderivative = 0.72
method | result | size |
parallelrisch | \(\frac {\left (-8 a -8 b \right ) \sin \left (2 d x +2 c \right )+\sin \left (4 d x +4 c \right ) b +16 d \left (a +\frac {3 b}{4}\right ) x}{32 d}\) | \(44\) |
risch | \(\frac {a x}{2}+\frac {3 b x}{8}+\frac {b \sin \left (4 d x +4 c \right )}{32 d}-\frac {\sin \left (2 d x +2 c \right ) a}{4 d}-\frac {\sin \left (2 d x +2 c \right ) b}{4 d}\) | \(55\) |
derivativedivides | \(\frac {b \left (-\frac {\left (\sin ^{3}\left (d x +c \right )+\frac {3 \sin \left (d x +c \right )}{2}\right ) \cos \left (d x +c \right )}{4}+\frac {3 d x}{8}+\frac {3 c}{8}\right )+a \left (-\frac {\cos \left (d x +c \right ) \sin \left (d x +c \right )}{2}+\frac {d x}{2}+\frac {c}{2}\right )}{d}\) | \(65\) |
default | \(\frac {b \left (-\frac {\left (\sin ^{3}\left (d x +c \right )+\frac {3 \sin \left (d x +c \right )}{2}\right ) \cos \left (d x +c \right )}{4}+\frac {3 d x}{8}+\frac {3 c}{8}\right )+a \left (-\frac {\cos \left (d x +c \right ) \sin \left (d x +c \right )}{2}+\frac {d x}{2}+\frac {c}{2}\right )}{d}\) | \(65\) |
parts | \(\frac {a \left (-\frac {\cos \left (d x +c \right ) \sin \left (d x +c \right )}{2}+\frac {d x}{2}+\frac {c}{2}\right )}{d}+\frac {b \left (-\frac {\left (\sin ^{3}\left (d x +c \right )+\frac {3 \sin \left (d x +c \right )}{2}\right ) \cos \left (d x +c \right )}{4}+\frac {3 d x}{8}+\frac {3 c}{8}\right )}{d}\) | \(67\) |
norman | \(\frac {\left (\frac {a}{2}+\frac {3 b}{8}\right ) x +\left (2 a +\frac {3 b}{2}\right ) x \left (\tan ^{2}\left (\frac {d x}{2}+\frac {c}{2}\right )\right )+\left (2 a +\frac {3 b}{2}\right ) x \left (\tan ^{6}\left (\frac {d x}{2}+\frac {c}{2}\right )\right )+\left (3 a +\frac {9 b}{4}\right ) x \left (\tan ^{4}\left (\frac {d x}{2}+\frac {c}{2}\right )\right )+\left (\frac {a}{2}+\frac {3 b}{8}\right ) x \left (\tan ^{8}\left (\frac {d x}{2}+\frac {c}{2}\right )\right )-\frac {\left (4 a +3 b \right ) \tan \left (\frac {d x}{2}+\frac {c}{2}\right )}{4 d}+\frac {\left (4 a +3 b \right ) \left (\tan ^{7}\left (\frac {d x}{2}+\frac {c}{2}\right )\right )}{4 d}-\frac {\left (4 a +11 b \right ) \left (\tan ^{3}\left (\frac {d x}{2}+\frac {c}{2}\right )\right )}{4 d}+\frac {\left (4 a +11 b \right ) \left (\tan ^{5}\left (\frac {d x}{2}+\frac {c}{2}\right )\right )}{4 d}}{\left (1+\tan ^{2}\left (\frac {d x}{2}+\frac {c}{2}\right )\right )^{4}}\) | \(197\) |
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Time = 0.26 (sec) , antiderivative size = 50, normalized size of antiderivative = 0.82 \[ \int \sin ^2(c+d x) \left (a+b \sin ^2(c+d x)\right ) \, dx=\frac {{\left (4 \, a + 3 \, b\right )} d x + {\left (2 \, b \cos \left (d x + c\right )^{3} - {\left (4 \, a + 5 \, b\right )} \cos \left (d x + c\right )\right )} \sin \left (d x + c\right )}{8 \, d} \]
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Leaf count of result is larger than twice the leaf count of optimal. 158 vs. \(2 (53) = 106\).
Time = 0.16 (sec) , antiderivative size = 158, normalized size of antiderivative = 2.59 \[ \int \sin ^2(c+d x) \left (a+b \sin ^2(c+d x)\right ) \, dx=\begin {cases} \frac {a x \sin ^{2}{\left (c + d x \right )}}{2} + \frac {a x \cos ^{2}{\left (c + d x \right )}}{2} - \frac {a \sin {\left (c + d x \right )} \cos {\left (c + d x \right )}}{2 d} + \frac {3 b x \sin ^{4}{\left (c + d x \right )}}{8} + \frac {3 b x \sin ^{2}{\left (c + d x \right )} \cos ^{2}{\left (c + d x \right )}}{4} + \frac {3 b x \cos ^{4}{\left (c + d x \right )}}{8} - \frac {5 b \sin ^{3}{\left (c + d x \right )} \cos {\left (c + d x \right )}}{8 d} - \frac {3 b \sin {\left (c + d x \right )} \cos ^{3}{\left (c + d x \right )}}{8 d} & \text {for}\: d \neq 0 \\x \left (a + b \sin ^{2}{\left (c \right )}\right ) \sin ^{2}{\left (c \right )} & \text {otherwise} \end {cases} \]
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Time = 0.36 (sec) , antiderivative size = 74, normalized size of antiderivative = 1.21 \[ \int \sin ^2(c+d x) \left (a+b \sin ^2(c+d x)\right ) \, dx=\frac {{\left (d x + c\right )} {\left (4 \, a + 3 \, b\right )} - \frac {{\left (4 \, a + 5 \, b\right )} \tan \left (d x + c\right )^{3} + {\left (4 \, a + 3 \, b\right )} \tan \left (d x + c\right )}{\tan \left (d x + c\right )^{4} + 2 \, \tan \left (d x + c\right )^{2} + 1}}{8 \, d} \]
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Time = 0.28 (sec) , antiderivative size = 43, normalized size of antiderivative = 0.70 \[ \int \sin ^2(c+d x) \left (a+b \sin ^2(c+d x)\right ) \, dx=\frac {1}{8} \, {\left (4 \, a + 3 \, b\right )} x + \frac {b \sin \left (4 \, d x + 4 \, c\right )}{32 \, d} - \frac {{\left (a + b\right )} \sin \left (2 \, d x + 2 \, c\right )}{4 \, d} \]
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Time = 13.83 (sec) , antiderivative size = 68, normalized size of antiderivative = 1.11 \[ \int \sin ^2(c+d x) \left (a+b \sin ^2(c+d x)\right ) \, dx=x\,\left (\frac {a}{2}+\frac {3\,b}{8}\right )-\frac {\left (\frac {a}{2}+\frac {5\,b}{8}\right )\,{\mathrm {tan}\left (c+d\,x\right )}^3+\left (\frac {a}{2}+\frac {3\,b}{8}\right )\,\mathrm {tan}\left (c+d\,x\right )}{d\,\left ({\mathrm {tan}\left (c+d\,x\right )}^4+2\,{\mathrm {tan}\left (c+d\,x\right )}^2+1\right )} \]
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