Integrand size = 12, antiderivative size = 63 \[ \int (a+a \cos (c+d x))^3 \, dx=\frac {5 a^3 x}{2}+\frac {4 a^3 \sin (c+d x)}{d}+\frac {3 a^3 \cos (c+d x) \sin (c+d x)}{2 d}-\frac {a^3 \sin ^3(c+d x)}{3 d} \]
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Time = 0.06 (sec) , antiderivative size = 63, normalized size of antiderivative = 1.00, number of steps used = 7, number of rules used = 5, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.417, Rules used = {2724, 2717, 2715, 8, 2713} \[ \int (a+a \cos (c+d x))^3 \, dx=-\frac {a^3 \sin ^3(c+d x)}{3 d}+\frac {4 a^3 \sin (c+d x)}{d}+\frac {3 a^3 \sin (c+d x) \cos (c+d x)}{2 d}+\frac {5 a^3 x}{2} \]
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Rule 8
Rule 2713
Rule 2715
Rule 2717
Rule 2724
Rubi steps \begin{align*} \text {integral}& = \int \left (a^3+3 a^3 \cos (c+d x)+3 a^3 \cos ^2(c+d x)+a^3 \cos ^3(c+d x)\right ) \, dx \\ & = a^3 x+a^3 \int \cos ^3(c+d x) \, dx+\left (3 a^3\right ) \int \cos (c+d x) \, dx+\left (3 a^3\right ) \int \cos ^2(c+d x) \, dx \\ & = a^3 x+\frac {3 a^3 \sin (c+d x)}{d}+\frac {3 a^3 \cos (c+d x) \sin (c+d x)}{2 d}+\frac {1}{2} \left (3 a^3\right ) \int 1 \, dx-\frac {a^3 \text {Subst}\left (\int \left (1-x^2\right ) \, dx,x,-\sin (c+d x)\right )}{d} \\ & = \frac {5 a^3 x}{2}+\frac {4 a^3 \sin (c+d x)}{d}+\frac {3 a^3 \cos (c+d x) \sin (c+d x)}{2 d}-\frac {a^3 \sin ^3(c+d x)}{3 d} \\ \end{align*}
Time = 0.10 (sec) , antiderivative size = 44, normalized size of antiderivative = 0.70 \[ \int (a+a \cos (c+d x))^3 \, dx=\frac {a^3 (30 c+30 d x+45 \sin (c+d x)+9 \sin (2 (c+d x))+\sin (3 (c+d x)))}{12 d} \]
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Time = 1.62 (sec) , antiderivative size = 42, normalized size of antiderivative = 0.67
method | result | size |
parallelrisch | \(\frac {a^{3} \left (30 d x +\sin \left (3 d x +3 c \right )+9 \sin \left (2 d x +2 c \right )+45 \sin \left (d x +c \right )\right )}{12 d}\) | \(42\) |
risch | \(\frac {5 a^{3} x}{2}+\frac {15 a^{3} \sin \left (d x +c \right )}{4 d}+\frac {a^{3} \sin \left (3 d x +3 c \right )}{12 d}+\frac {3 a^{3} \sin \left (2 d x +2 c \right )}{4 d}\) | \(56\) |
derivativedivides | \(\frac {\frac {a^{3} \left (2+\cos ^{2}\left (d x +c \right )\right ) \sin \left (d x +c \right )}{3}+3 a^{3} \left (\frac {\cos \left (d x +c \right ) \sin \left (d x +c \right )}{2}+\frac {d x}{2}+\frac {c}{2}\right )+3 a^{3} \sin \left (d x +c \right )+a^{3} \left (d x +c \right )}{d}\) | \(74\) |
default | \(\frac {\frac {a^{3} \left (2+\cos ^{2}\left (d x +c \right )\right ) \sin \left (d x +c \right )}{3}+3 a^{3} \left (\frac {\cos \left (d x +c \right ) \sin \left (d x +c \right )}{2}+\frac {d x}{2}+\frac {c}{2}\right )+3 a^{3} \sin \left (d x +c \right )+a^{3} \left (d x +c \right )}{d}\) | \(74\) |
parts | \(a^{3} x +\frac {a^{3} \left (2+\cos ^{2}\left (d x +c \right )\right ) \sin \left (d x +c \right )}{3 d}+\frac {3 a^{3} \sin \left (d x +c \right )}{d}+\frac {3 a^{3} \left (\frac {\cos \left (d x +c \right ) \sin \left (d x +c \right )}{2}+\frac {d x}{2}+\frac {c}{2}\right )}{d}\) | \(75\) |
norman | \(\frac {\frac {5 a^{3} x}{2}+\frac {11 a^{3} \tan \left (\frac {d x}{2}+\frac {c}{2}\right )}{d}+\frac {40 a^{3} \left (\tan ^{3}\left (\frac {d x}{2}+\frac {c}{2}\right )\right )}{3 d}+\frac {5 a^{3} \left (\tan ^{5}\left (\frac {d x}{2}+\frac {c}{2}\right )\right )}{d}+\frac {15 a^{3} x \left (\tan ^{2}\left (\frac {d x}{2}+\frac {c}{2}\right )\right )}{2}+\frac {15 a^{3} x \left (\tan ^{4}\left (\frac {d x}{2}+\frac {c}{2}\right )\right )}{2}+\frac {5 a^{3} x \left (\tan ^{6}\left (\frac {d x}{2}+\frac {c}{2}\right )\right )}{2}}{\left (1+\tan ^{2}\left (\frac {d x}{2}+\frac {c}{2}\right )\right )^{3}}\) | \(130\) |
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Time = 0.28 (sec) , antiderivative size = 50, normalized size of antiderivative = 0.79 \[ \int (a+a \cos (c+d x))^3 \, dx=\frac {15 \, a^{3} d x + {\left (2 \, a^{3} \cos \left (d x + c\right )^{2} + 9 \, a^{3} \cos \left (d x + c\right ) + 22 \, a^{3}\right )} \sin \left (d x + c\right )}{6 \, d} \]
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Leaf count of result is larger than twice the leaf count of optimal. 121 vs. \(2 (58) = 116\).
Time = 0.13 (sec) , antiderivative size = 121, normalized size of antiderivative = 1.92 \[ \int (a+a \cos (c+d x))^3 \, dx=\begin {cases} \frac {3 a^{3} x \sin ^{2}{\left (c + d x \right )}}{2} + \frac {3 a^{3} x \cos ^{2}{\left (c + d x \right )}}{2} + a^{3} x + \frac {2 a^{3} \sin ^{3}{\left (c + d x \right )}}{3 d} + \frac {a^{3} \sin {\left (c + d x \right )} \cos ^{2}{\left (c + d x \right )}}{d} + \frac {3 a^{3} \sin {\left (c + d x \right )} \cos {\left (c + d x \right )}}{2 d} + \frac {3 a^{3} \sin {\left (c + d x \right )}}{d} & \text {for}\: d \neq 0 \\x \left (a \cos {\left (c \right )} + a\right )^{3} & \text {otherwise} \end {cases} \]
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Time = 0.22 (sec) , antiderivative size = 70, normalized size of antiderivative = 1.11 \[ \int (a+a \cos (c+d x))^3 \, dx=a^{3} x - \frac {{\left (\sin \left (d x + c\right )^{3} - 3 \, \sin \left (d x + c\right )\right )} a^{3}}{3 \, d} + \frac {3 \, {\left (2 \, d x + 2 \, c + \sin \left (2 \, d x + 2 \, c\right )\right )} a^{3}}{4 \, d} + \frac {3 \, a^{3} \sin \left (d x + c\right )}{d} \]
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Time = 0.33 (sec) , antiderivative size = 55, normalized size of antiderivative = 0.87 \[ \int (a+a \cos (c+d x))^3 \, dx=\frac {5}{2} \, a^{3} x + \frac {a^{3} \sin \left (3 \, d x + 3 \, c\right )}{12 \, d} + \frac {3 \, a^{3} \sin \left (2 \, d x + 2 \, c\right )}{4 \, d} + \frac {15 \, a^{3} \sin \left (d x + c\right )}{4 \, d} \]
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Time = 14.11 (sec) , antiderivative size = 63, normalized size of antiderivative = 1.00 \[ \int (a+a \cos (c+d x))^3 \, dx=\frac {5\,a^3\,x}{2}+\frac {11\,a^3\,\sin \left (c+d\,x\right )}{3\,d}+\frac {a^3\,{\cos \left (c+d\,x\right )}^2\,\sin \left (c+d\,x\right )}{3\,d}+\frac {3\,a^3\,\cos \left (c+d\,x\right )\,\sin \left (c+d\,x\right )}{2\,d} \]
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