Integrand size = 23, antiderivative size = 63 \[ \int \sqrt {e \cos (c+d x)} (a+b \sin (c+d x)) \, dx=-\frac {2 b (e \cos (c+d x))^{3/2}}{3 d e}+\frac {2 a \sqrt {e \cos (c+d x)} E\left (\left .\frac {1}{2} (c+d x)\right |2\right )}{d \sqrt {\cos (c+d x)}} \]
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Time = 0.04 (sec) , antiderivative size = 63, normalized size of antiderivative = 1.00, number of steps used = 3, number of rules used = 3, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.130, Rules used = {2748, 2721, 2719} \[ \int \sqrt {e \cos (c+d x)} (a+b \sin (c+d x)) \, dx=\frac {2 a E\left (\left .\frac {1}{2} (c+d x)\right |2\right ) \sqrt {e \cos (c+d x)}}{d \sqrt {\cos (c+d x)}}-\frac {2 b (e \cos (c+d x))^{3/2}}{3 d e} \]
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Rule 2719
Rule 2721
Rule 2748
Rubi steps \begin{align*} \text {integral}& = -\frac {2 b (e \cos (c+d x))^{3/2}}{3 d e}+a \int \sqrt {e \cos (c+d x)} \, dx \\ & = -\frac {2 b (e \cos (c+d x))^{3/2}}{3 d e}+\frac {\left (a \sqrt {e \cos (c+d x)}\right ) \int \sqrt {\cos (c+d x)} \, dx}{\sqrt {\cos (c+d x)}} \\ & = -\frac {2 b (e \cos (c+d x))^{3/2}}{3 d e}+\frac {2 a \sqrt {e \cos (c+d x)} E\left (\left .\frac {1}{2} (c+d x)\right |2\right )}{d \sqrt {\cos (c+d x)}} \\ \end{align*}
Time = 0.20 (sec) , antiderivative size = 56, normalized size of antiderivative = 0.89 \[ \int \sqrt {e \cos (c+d x)} (a+b \sin (c+d x)) \, dx=-\frac {2 \sqrt {e \cos (c+d x)} \left (b \cos ^{\frac {3}{2}}(c+d x)-3 a E\left (\left .\frac {1}{2} (c+d x)\right |2\right )\right )}{3 d \sqrt {\cos (c+d x)}} \]
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Time = 1.99 (sec) , antiderivative size = 123, normalized size of antiderivative = 1.95
method | result | size |
default | \(\frac {2 e \left (-4 \left (\sin ^{5}\left (\frac {d x}{2}+\frac {c}{2}\right )\right ) b +3 \sqrt {\frac {1}{2}-\frac {\cos \left (d x +c \right )}{2}}\, \sqrt {2 \left (\sin ^{2}\left (\frac {d x}{2}+\frac {c}{2}\right )\right )-1}\, E\left (\cos \left (\frac {d x}{2}+\frac {c}{2}\right ), \sqrt {2}\right ) a +4 b \left (\sin ^{3}\left (\frac {d x}{2}+\frac {c}{2}\right )\right )-b \sin \left (\frac {d x}{2}+\frac {c}{2}\right )\right )}{3 \sin \left (\frac {d x}{2}+\frac {c}{2}\right ) \sqrt {-2 \left (\sin ^{2}\left (\frac {d x}{2}+\frac {c}{2}\right )\right ) e +e}\, d}\) | \(123\) |
parts | \(\frac {2 a \sqrt {e \left (2 \left (\cos ^{2}\left (\frac {d x}{2}+\frac {c}{2}\right )\right )-1\right ) \left (\sin ^{2}\left (\frac {d x}{2}+\frac {c}{2}\right )\right )}\, e \sqrt {\frac {1}{2}-\frac {\cos \left (d x +c \right )}{2}}\, \sqrt {-2 \left (\cos ^{2}\left (\frac {d x}{2}+\frac {c}{2}\right )\right )+1}\, E\left (\cos \left (\frac {d x}{2}+\frac {c}{2}\right ), \sqrt {2}\right )}{\sqrt {-e \left (2 \left (\sin ^{4}\left (\frac {d x}{2}+\frac {c}{2}\right )\right )-\left (\sin ^{2}\left (\frac {d x}{2}+\frac {c}{2}\right )\right )\right )}\, \sin \left (\frac {d x}{2}+\frac {c}{2}\right ) \sqrt {e \left (2 \left (\cos ^{2}\left (\frac {d x}{2}+\frac {c}{2}\right )\right )-1\right )}\, d}-\frac {2 b \left (e \cos \left (d x +c \right )\right )^{\frac {3}{2}}}{3 d e}\) | \(163\) |
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Result contains higher order function than in optimal. Order 9 vs. order 4.
Time = 0.10 (sec) , antiderivative size = 85, normalized size of antiderivative = 1.35 \[ \int \sqrt {e \cos (c+d x)} (a+b \sin (c+d x)) \, dx=\frac {3 i \, \sqrt {2} a \sqrt {e} {\rm weierstrassZeta}\left (-4, 0, {\rm weierstrassPInverse}\left (-4, 0, \cos \left (d x + c\right ) + i \, \sin \left (d x + c\right )\right )\right ) - 3 i \, \sqrt {2} a \sqrt {e} {\rm weierstrassZeta}\left (-4, 0, {\rm weierstrassPInverse}\left (-4, 0, \cos \left (d x + c\right ) - i \, \sin \left (d x + c\right )\right )\right ) - 2 \, \sqrt {e \cos \left (d x + c\right )} b \cos \left (d x + c\right )}{3 \, d} \]
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\[ \int \sqrt {e \cos (c+d x)} (a+b \sin (c+d x)) \, dx=\int \sqrt {e \cos {\left (c + d x \right )}} \left (a + b \sin {\left (c + d x \right )}\right )\, dx \]
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\[ \int \sqrt {e \cos (c+d x)} (a+b \sin (c+d x)) \, dx=\int { \sqrt {e \cos \left (d x + c\right )} {\left (b \sin \left (d x + c\right ) + a\right )} \,d x } \]
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\[ \int \sqrt {e \cos (c+d x)} (a+b \sin (c+d x)) \, dx=\int { \sqrt {e \cos \left (d x + c\right )} {\left (b \sin \left (d x + c\right ) + a\right )} \,d x } \]
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Timed out. \[ \int \sqrt {e \cos (c+d x)} (a+b \sin (c+d x)) \, dx=\int \sqrt {e\,\cos \left (c+d\,x\right )}\,\left (a+b\,\sin \left (c+d\,x\right )\right ) \,d x \]
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