Integrand size = 23, antiderivative size = 73 \[ \int \frac {\cos ^5(c+d x)}{\sqrt {a+a \sin (c+d x)}} \, dx=\frac {8 (a+a \sin (c+d x))^{5/2}}{5 a^3 d}-\frac {8 (a+a \sin (c+d x))^{7/2}}{7 a^4 d}+\frac {2 (a+a \sin (c+d x))^{9/2}}{9 a^5 d} \]
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Time = 0.05 (sec) , antiderivative size = 73, normalized size of antiderivative = 1.00, number of steps used = 3, number of rules used = 2, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.087, Rules used = {2746, 45} \[ \int \frac {\cos ^5(c+d x)}{\sqrt {a+a \sin (c+d x)}} \, dx=\frac {2 (a \sin (c+d x)+a)^{9/2}}{9 a^5 d}-\frac {8 (a \sin (c+d x)+a)^{7/2}}{7 a^4 d}+\frac {8 (a \sin (c+d x)+a)^{5/2}}{5 a^3 d} \]
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Rule 45
Rule 2746
Rubi steps \begin{align*} \text {integral}& = \frac {\text {Subst}\left (\int (a-x)^2 (a+x)^{3/2} \, dx,x,a \sin (c+d x)\right )}{a^5 d} \\ & = \frac {\text {Subst}\left (\int \left (4 a^2 (a+x)^{3/2}-4 a (a+x)^{5/2}+(a+x)^{7/2}\right ) \, dx,x,a \sin (c+d x)\right )}{a^5 d} \\ & = \frac {8 (a+a \sin (c+d x))^{5/2}}{5 a^3 d}-\frac {8 (a+a \sin (c+d x))^{7/2}}{7 a^4 d}+\frac {2 (a+a \sin (c+d x))^{9/2}}{9 a^5 d} \\ \end{align*}
Time = 0.10 (sec) , antiderivative size = 51, normalized size of antiderivative = 0.70 \[ \int \frac {\cos ^5(c+d x)}{\sqrt {a+a \sin (c+d x)}} \, dx=\frac {2 (1+\sin (c+d x))^3 \left (107-110 \sin (c+d x)+35 \sin ^2(c+d x)\right )}{315 d \sqrt {a (1+\sin (c+d x))}} \]
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Time = 0.61 (sec) , antiderivative size = 56, normalized size of antiderivative = 0.77
method | result | size |
derivativedivides | \(\frac {\frac {2 \left (a +a \sin \left (d x +c \right )\right )^{\frac {9}{2}}}{9}-\frac {8 a \left (a +a \sin \left (d x +c \right )\right )^{\frac {7}{2}}}{7}+\frac {8 a^{2} \left (a +a \sin \left (d x +c \right )\right )^{\frac {5}{2}}}{5}}{d \,a^{5}}\) | \(56\) |
default | \(\frac {\frac {2 \left (a +a \sin \left (d x +c \right )\right )^{\frac {9}{2}}}{9}-\frac {8 a \left (a +a \sin \left (d x +c \right )\right )^{\frac {7}{2}}}{7}+\frac {8 a^{2} \left (a +a \sin \left (d x +c \right )\right )^{\frac {5}{2}}}{5}}{d \,a^{5}}\) | \(56\) |
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Time = 0.28 (sec) , antiderivative size = 62, normalized size of antiderivative = 0.85 \[ \int \frac {\cos ^5(c+d x)}{\sqrt {a+a \sin (c+d x)}} \, dx=\frac {2 \, {\left (35 \, \cos \left (d x + c\right )^{4} + 8 \, \cos \left (d x + c\right )^{2} + 8 \, {\left (5 \, \cos \left (d x + c\right )^{2} + 8\right )} \sin \left (d x + c\right ) + 64\right )} \sqrt {a \sin \left (d x + c\right ) + a}}{315 \, a d} \]
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Timed out. \[ \int \frac {\cos ^5(c+d x)}{\sqrt {a+a \sin (c+d x)}} \, dx=\text {Timed out} \]
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Leaf count of result is larger than twice the leaf count of optimal. 160 vs. \(2 (61) = 122\).
Time = 0.20 (sec) , antiderivative size = 160, normalized size of antiderivative = 2.19 \[ \int \frac {\cos ^5(c+d x)}{\sqrt {a+a \sin (c+d x)}} \, dx=\frac {2 \, {\left (315 \, \sqrt {a \sin \left (d x + c\right ) + a} - \frac {42 \, {\left (3 \, {\left (a \sin \left (d x + c\right ) + a\right )}^{\frac {5}{2}} - 10 \, {\left (a \sin \left (d x + c\right ) + a\right )}^{\frac {3}{2}} a + 15 \, \sqrt {a \sin \left (d x + c\right ) + a} a^{2}\right )}}{a^{2}} + \frac {35 \, {\left (a \sin \left (d x + c\right ) + a\right )}^{\frac {9}{2}} - 180 \, {\left (a \sin \left (d x + c\right ) + a\right )}^{\frac {7}{2}} a + 378 \, {\left (a \sin \left (d x + c\right ) + a\right )}^{\frac {5}{2}} a^{2} - 420 \, {\left (a \sin \left (d x + c\right ) + a\right )}^{\frac {3}{2}} a^{3} + 315 \, \sqrt {a \sin \left (d x + c\right ) + a} a^{4}}{a^{4}}\right )}}{315 \, a d} \]
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Time = 0.33 (sec) , antiderivative size = 90, normalized size of antiderivative = 1.23 \[ \int \frac {\cos ^5(c+d x)}{\sqrt {a+a \sin (c+d x)}} \, dx=\frac {32 \, {\left (35 \, \sqrt {2} \sqrt {a} \cos \left (-\frac {1}{4} \, \pi + \frac {1}{2} \, d x + \frac {1}{2} \, c\right )^{9} - 90 \, \sqrt {2} \sqrt {a} \cos \left (-\frac {1}{4} \, \pi + \frac {1}{2} \, d x + \frac {1}{2} \, c\right )^{7} + 63 \, \sqrt {2} \sqrt {a} \cos \left (-\frac {1}{4} \, \pi + \frac {1}{2} \, d x + \frac {1}{2} \, c\right )^{5}\right )}}{315 \, a d \mathrm {sgn}\left (\cos \left (-\frac {1}{4} \, \pi + \frac {1}{2} \, d x + \frac {1}{2} \, c\right )\right )} \]
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Timed out. \[ \int \frac {\cos ^5(c+d x)}{\sqrt {a+a \sin (c+d x)}} \, dx=\int \frac {{\cos \left (c+d\,x\right )}^5}{\sqrt {a+a\,\sin \left (c+d\,x\right )}} \,d x \]
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