Integrand size = 25, antiderivative size = 92 \[ \int \frac {(d \cos (a+b x))^{3/2}}{\sqrt {c \sin (a+b x)}} \, dx=\frac {d \sqrt {d \cos (a+b x)} \sqrt {c \sin (a+b x)}}{b c}+\frac {d^2 \operatorname {EllipticF}\left (a-\frac {\pi }{4}+b x,2\right ) \sqrt {\sin (2 a+2 b x)}}{2 b \sqrt {d \cos (a+b x)} \sqrt {c \sin (a+b x)}} \]
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Time = 0.12 (sec) , antiderivative size = 92, normalized size of antiderivative = 1.00, number of steps used = 3, number of rules used = 3, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.120, Rules used = {2649, 2653, 2720} \[ \int \frac {(d \cos (a+b x))^{3/2}}{\sqrt {c \sin (a+b x)}} \, dx=\frac {d^2 \sqrt {\sin (2 a+2 b x)} \operatorname {EllipticF}\left (a+b x-\frac {\pi }{4},2\right )}{2 b \sqrt {c \sin (a+b x)} \sqrt {d \cos (a+b x)}}+\frac {d \sqrt {c \sin (a+b x)} \sqrt {d \cos (a+b x)}}{b c} \]
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Rule 2649
Rule 2653
Rule 2720
Rubi steps \begin{align*} \text {integral}& = \frac {d \sqrt {d \cos (a+b x)} \sqrt {c \sin (a+b x)}}{b c}+\frac {1}{2} d^2 \int \frac {1}{\sqrt {d \cos (a+b x)} \sqrt {c \sin (a+b x)}} \, dx \\ & = \frac {d \sqrt {d \cos (a+b x)} \sqrt {c \sin (a+b x)}}{b c}+\frac {\left (d^2 \sqrt {\sin (2 a+2 b x)}\right ) \int \frac {1}{\sqrt {\sin (2 a+2 b x)}} \, dx}{2 \sqrt {d \cos (a+b x)} \sqrt {c \sin (a+b x)}} \\ & = \frac {d \sqrt {d \cos (a+b x)} \sqrt {c \sin (a+b x)}}{b c}+\frac {d^2 \operatorname {EllipticF}\left (a-\frac {\pi }{4}+b x,2\right ) \sqrt {\sin (2 a+2 b x)}}{2 b \sqrt {d \cos (a+b x)} \sqrt {c \sin (a+b x)}} \\ \end{align*}
Result contains higher order function than in optimal. Order 5 vs. order 4 in optimal.
Time = 0.08 (sec) , antiderivative size = 68, normalized size of antiderivative = 0.74 \[ \int \frac {(d \cos (a+b x))^{3/2}}{\sqrt {c \sin (a+b x)}} \, dx=\frac {2 d^2 \cos ^2(a+b x)^{3/4} \operatorname {Hypergeometric2F1}\left (-\frac {1}{4},\frac {1}{4},\frac {5}{4},\sin ^2(a+b x)\right ) \tan (a+b x)}{b \sqrt {d \cos (a+b x)} \sqrt {c \sin (a+b x)}} \]
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Time = 0.26 (sec) , antiderivative size = 203, normalized size of antiderivative = 2.21
method | result | size |
default | \(\frac {\sqrt {2}\, \sqrt {d \cos \left (b x +a \right )}\, d \left (\sqrt {-\cot \left (b x +a \right )+\csc \left (b x +a \right )+1}\, \sqrt {\cot \left (b x +a \right )-\csc \left (b x +a \right )+1}\, \sqrt {\cot \left (b x +a \right )-\csc \left (b x +a \right )}\, F\left (\sqrt {-\cot \left (b x +a \right )+\csc \left (b x +a \right )+1}, \frac {\sqrt {2}}{2}\right )+\sqrt {-\cot \left (b x +a \right )+\csc \left (b x +a \right )+1}\, \sqrt {\cot \left (b x +a \right )-\csc \left (b x +a \right )+1}\, \sqrt {\cot \left (b x +a \right )-\csc \left (b x +a \right )}\, F\left (\sqrt {-\cot \left (b x +a \right )+\csc \left (b x +a \right )+1}, \frac {\sqrt {2}}{2}\right ) \sec \left (b x +a \right )+\sqrt {2}\, \sin \left (b x +a \right )\right )}{2 b \sqrt {c \sin \left (b x +a \right )}}\) | \(203\) |
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\[ \int \frac {(d \cos (a+b x))^{3/2}}{\sqrt {c \sin (a+b x)}} \, dx=\int { \frac {\left (d \cos \left (b x + a\right )\right )^{\frac {3}{2}}}{\sqrt {c \sin \left (b x + a\right )}} \,d x } \]
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\[ \int \frac {(d \cos (a+b x))^{3/2}}{\sqrt {c \sin (a+b x)}} \, dx=\int \frac {\left (d \cos {\left (a + b x \right )}\right )^{\frac {3}{2}}}{\sqrt {c \sin {\left (a + b x \right )}}}\, dx \]
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\[ \int \frac {(d \cos (a+b x))^{3/2}}{\sqrt {c \sin (a+b x)}} \, dx=\int { \frac {\left (d \cos \left (b x + a\right )\right )^{\frac {3}{2}}}{\sqrt {c \sin \left (b x + a\right )}} \,d x } \]
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\[ \int \frac {(d \cos (a+b x))^{3/2}}{\sqrt {c \sin (a+b x)}} \, dx=\int { \frac {\left (d \cos \left (b x + a\right )\right )^{\frac {3}{2}}}{\sqrt {c \sin \left (b x + a\right )}} \,d x } \]
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Timed out. \[ \int \frac {(d \cos (a+b x))^{3/2}}{\sqrt {c \sin (a+b x)}} \, dx=\int \frac {{\left (d\,\cos \left (a+b\,x\right )\right )}^{3/2}}{\sqrt {c\,\sin \left (a+b\,x\right )}} \,d x \]
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