Integrand size = 14, antiderivative size = 119 \[ \int (a+a \cos (c+d x))^{7/2} \, dx=\frac {256 a^4 \sin (c+d x)}{35 d \sqrt {a+a \cos (c+d x)}}+\frac {64 a^3 \sqrt {a+a \cos (c+d x)} \sin (c+d x)}{35 d}+\frac {24 a^2 (a+a \cos (c+d x))^{3/2} \sin (c+d x)}{35 d}+\frac {2 a (a+a \cos (c+d x))^{5/2} \sin (c+d x)}{7 d} \]
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Time = 0.12 (sec) , antiderivative size = 119, normalized size of antiderivative = 1.00, number of steps used = 4, number of rules used = 2, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.143, Rules used = {2726, 2725} \[ \int (a+a \cos (c+d x))^{7/2} \, dx=\frac {256 a^4 \sin (c+d x)}{35 d \sqrt {a \cos (c+d x)+a}}+\frac {64 a^3 \sin (c+d x) \sqrt {a \cos (c+d x)+a}}{35 d}+\frac {24 a^2 \sin (c+d x) (a \cos (c+d x)+a)^{3/2}}{35 d}+\frac {2 a \sin (c+d x) (a \cos (c+d x)+a)^{5/2}}{7 d} \]
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Rule 2725
Rule 2726
Rubi steps \begin{align*} \text {integral}& = \frac {2 a (a+a \cos (c+d x))^{5/2} \sin (c+d x)}{7 d}+\frac {1}{7} (12 a) \int (a+a \cos (c+d x))^{5/2} \, dx \\ & = \frac {24 a^2 (a+a \cos (c+d x))^{3/2} \sin (c+d x)}{35 d}+\frac {2 a (a+a \cos (c+d x))^{5/2} \sin (c+d x)}{7 d}+\frac {1}{35} \left (96 a^2\right ) \int (a+a \cos (c+d x))^{3/2} \, dx \\ & = \frac {64 a^3 \sqrt {a+a \cos (c+d x)} \sin (c+d x)}{35 d}+\frac {24 a^2 (a+a \cos (c+d x))^{3/2} \sin (c+d x)}{35 d}+\frac {2 a (a+a \cos (c+d x))^{5/2} \sin (c+d x)}{7 d}+\frac {1}{35} \left (128 a^3\right ) \int \sqrt {a+a \cos (c+d x)} \, dx \\ & = \frac {256 a^4 \sin (c+d x)}{35 d \sqrt {a+a \cos (c+d x)}}+\frac {64 a^3 \sqrt {a+a \cos (c+d x)} \sin (c+d x)}{35 d}+\frac {24 a^2 (a+a \cos (c+d x))^{3/2} \sin (c+d x)}{35 d}+\frac {2 a (a+a \cos (c+d x))^{5/2} \sin (c+d x)}{7 d} \\ \end{align*}
Time = 0.16 (sec) , antiderivative size = 83, normalized size of antiderivative = 0.70 \[ \int (a+a \cos (c+d x))^{7/2} \, dx=\frac {a^3 \sqrt {a (1+\cos (c+d x))} \sec \left (\frac {1}{2} (c+d x)\right ) \left (1225 \sin \left (\frac {1}{2} (c+d x)\right )+245 \sin \left (\frac {3}{2} (c+d x)\right )+49 \sin \left (\frac {5}{2} (c+d x)\right )+5 \sin \left (\frac {7}{2} (c+d x)\right )\right )}{140 d} \]
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Time = 0.98 (sec) , antiderivative size = 86, normalized size of antiderivative = 0.72
method | result | size |
default | \(\frac {16 a^{4} \cos \left (\frac {d x}{2}+\frac {c}{2}\right ) \sin \left (\frac {d x}{2}+\frac {c}{2}\right ) \left (5 \left (\cos ^{6}\left (\frac {d x}{2}+\frac {c}{2}\right )\right )+6 \left (\cos ^{4}\left (\frac {d x}{2}+\frac {c}{2}\right )\right )+8 \left (\cos ^{2}\left (\frac {d x}{2}+\frac {c}{2}\right )\right )+16\right ) \sqrt {2}}{35 \sqrt {a \left (\cos ^{2}\left (\frac {d x}{2}+\frac {c}{2}\right )\right )}\, d}\) | \(86\) |
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Time = 0.25 (sec) , antiderivative size = 75, normalized size of antiderivative = 0.63 \[ \int (a+a \cos (c+d x))^{7/2} \, dx=\frac {2 \, {\left (5 \, a^{3} \cos \left (d x + c\right )^{3} + 27 \, a^{3} \cos \left (d x + c\right )^{2} + 71 \, a^{3} \cos \left (d x + c\right ) + 177 \, a^{3}\right )} \sqrt {a \cos \left (d x + c\right ) + a} \sin \left (d x + c\right )}{35 \, {\left (d \cos \left (d x + c\right ) + d\right )}} \]
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Timed out. \[ \int (a+a \cos (c+d x))^{7/2} \, dx=\text {Timed out} \]
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Time = 0.37 (sec) , antiderivative size = 77, normalized size of antiderivative = 0.65 \[ \int (a+a \cos (c+d x))^{7/2} \, dx=\frac {{\left (5 \, \sqrt {2} a^{3} \sin \left (\frac {7}{2} \, d x + \frac {7}{2} \, c\right ) + 49 \, \sqrt {2} a^{3} \sin \left (\frac {5}{2} \, d x + \frac {5}{2} \, c\right ) + 245 \, \sqrt {2} a^{3} \sin \left (\frac {3}{2} \, d x + \frac {3}{2} \, c\right ) + 1225 \, \sqrt {2} a^{3} \sin \left (\frac {1}{2} \, d x + \frac {1}{2} \, c\right )\right )} \sqrt {a}}{140 \, d} \]
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Time = 0.44 (sec) , antiderivative size = 108, normalized size of antiderivative = 0.91 \[ \int (a+a \cos (c+d x))^{7/2} \, dx=\frac {\sqrt {2} {\left (5 \, a^{3} \mathrm {sgn}\left (\cos \left (\frac {1}{2} \, d x + \frac {1}{2} \, c\right )\right ) \sin \left (\frac {7}{2} \, d x + \frac {7}{2} \, c\right ) + 49 \, a^{3} \mathrm {sgn}\left (\cos \left (\frac {1}{2} \, d x + \frac {1}{2} \, c\right )\right ) \sin \left (\frac {5}{2} \, d x + \frac {5}{2} \, c\right ) + 245 \, a^{3} \mathrm {sgn}\left (\cos \left (\frac {1}{2} \, d x + \frac {1}{2} \, c\right )\right ) \sin \left (\frac {3}{2} \, d x + \frac {3}{2} \, c\right ) + 1225 \, a^{3} \mathrm {sgn}\left (\cos \left (\frac {1}{2} \, d x + \frac {1}{2} \, c\right )\right ) \sin \left (\frac {1}{2} \, d x + \frac {1}{2} \, c\right )\right )} \sqrt {a}}{140 \, d} \]
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Timed out. \[ \int (a+a \cos (c+d x))^{7/2} \, dx=\int {\left (a+a\,\cos \left (c+d\,x\right )\right )}^{7/2} \,d x \]
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