Integrand size = 25, antiderivative size = 98 \[ \int \frac {(c \sin (a+b x))^{3/2}}{(d \cos (a+b x))^{5/2}} \, dx=\frac {2 c \sqrt {c \sin (a+b x)}}{3 b d (d \cos (a+b x))^{3/2}}-\frac {c^2 \operatorname {EllipticF}\left (a-\frac {\pi }{4}+b x,2\right ) \sqrt {\sin (2 a+2 b x)}}{3 b d^2 \sqrt {d \cos (a+b x)} \sqrt {c \sin (a+b x)}} \]
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Time = 0.07 (sec) , antiderivative size = 98, 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 = {2646, 2653, 2720} \[ \int \frac {(c \sin (a+b x))^{3/2}}{(d \cos (a+b x))^{5/2}} \, dx=\frac {2 c \sqrt {c \sin (a+b x)}}{3 b d (d \cos (a+b x))^{3/2}}-\frac {c^2 \sqrt {\sin (2 a+2 b x)} \operatorname {EllipticF}\left (a+b x-\frac {\pi }{4},2\right )}{3 b d^2 \sqrt {c \sin (a+b x)} \sqrt {d \cos (a+b x)}} \]
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Rule 2646
Rule 2653
Rule 2720
Rubi steps \begin{align*} \text {integral}& = \frac {2 c \sqrt {c \sin (a+b x)}}{3 b d (d \cos (a+b x))^{3/2}}-\frac {c^2 \int \frac {1}{\sqrt {d \cos (a+b x)} \sqrt {c \sin (a+b x)}} \, dx}{3 d^2} \\ & = \frac {2 c \sqrt {c \sin (a+b x)}}{3 b d (d \cos (a+b x))^{3/2}}-\frac {\left (c^2 \sqrt {\sin (2 a+2 b x)}\right ) \int \frac {1}{\sqrt {\sin (2 a+2 b x)}} \, dx}{3 d^2 \sqrt {d \cos (a+b x)} \sqrt {c \sin (a+b x)}} \\ & = \frac {2 c \sqrt {c \sin (a+b x)}}{3 b d (d \cos (a+b x))^{3/2}}-\frac {c^2 \operatorname {EllipticF}\left (a-\frac {\pi }{4}+b x,2\right ) \sqrt {\sin (2 a+2 b x)}}{3 b d^2 \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 = 0.11 (sec) , antiderivative size = 67, normalized size of antiderivative = 0.68 \[ \int \frac {(c \sin (a+b x))^{3/2}}{(d \cos (a+b x))^{5/2}} \, dx=\frac {2 \cos ^2(a+b x)^{3/4} \operatorname {Hypergeometric2F1}\left (\frac {5}{4},\frac {7}{4},\frac {9}{4},\sin ^2(a+b x)\right ) (c \sin (a+b x))^{5/2}}{5 b c d (d \cos (a+b x))^{3/2}} \]
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Time = 0.19 (sec) , antiderivative size = 213, normalized size of antiderivative = 2.17
method | result | size |
default | \(-\frac {\sqrt {2}\, \sqrt {c \sin \left (b x +a \right )}\, c \left (\sqrt {-\cot \left (b x +a \right )+\csc \left (b x +a \right )+1}\, \sqrt {\cot \left (b x +a \right )-\csc \left (b x +a \right )+1}\, \sqrt {\cot \left (b x +a \right )-\csc \left (b x +a \right )}\, F\left (\sqrt {-\cot \left (b x +a \right )+\csc \left (b x +a \right )+1}, \frac {\sqrt {2}}{2}\right ) \cot \left (b x +a \right )+\sqrt {-\cot \left (b x +a \right )+\csc \left (b x +a \right )+1}\, \sqrt {\cot \left (b x +a \right )-\csc \left (b x +a \right )+1}\, \sqrt {\cot \left (b x +a \right )-\csc \left (b x +a \right )}\, F\left (\sqrt {-\cot \left (b x +a \right )+\csc \left (b x +a \right )+1}, \frac {\sqrt {2}}{2}\right ) \csc \left (b x +a \right )-\sqrt {2}\, \sec \left (b x +a \right )\right )}{3 b \sqrt {d \cos \left (b x +a \right )}\, d^{2}}\) | \(213\) |
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Result contains complex when optimal does not.
Time = 0.11 (sec) , antiderivative size = 108, normalized size of antiderivative = 1.10 \[ \int \frac {(c \sin (a+b x))^{3/2}}{(d \cos (a+b x))^{5/2}} \, dx=\frac {\sqrt {i \, c d} c \cos \left (b x + a\right )^{2} F(\arcsin \left (\cos \left (b x + a\right ) + i \, \sin \left (b x + a\right )\right )\,|\,-1) + \sqrt {-i \, c d} c \cos \left (b x + a\right )^{2} F(\arcsin \left (\cos \left (b x + a\right ) - i \, \sin \left (b x + a\right )\right )\,|\,-1) + 2 \, \sqrt {d \cos \left (b x + a\right )} \sqrt {c \sin \left (b x + a\right )} c}{3 \, b d^{3} \cos \left (b x + a\right )^{2}} \]
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Timed out. \[ \int \frac {(c \sin (a+b x))^{3/2}}{(d \cos (a+b x))^{5/2}} \, dx=\text {Timed out} \]
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\[ \int \frac {(c \sin (a+b x))^{3/2}}{(d \cos (a+b x))^{5/2}} \, dx=\int { \frac {\left (c \sin \left (b x + a\right )\right )^{\frac {3}{2}}}{\left (d \cos \left (b x + a\right )\right )^{\frac {5}{2}}} \,d x } \]
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\[ \int \frac {(c \sin (a+b x))^{3/2}}{(d \cos (a+b x))^{5/2}} \, dx=\int { \frac {\left (c \sin \left (b x + a\right )\right )^{\frac {3}{2}}}{\left (d \cos \left (b x + a\right )\right )^{\frac {5}{2}}} \,d x } \]
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Timed out. \[ \int \frac {(c \sin (a+b x))^{3/2}}{(d \cos (a+b x))^{5/2}} \, dx=\int \frac {{\left (c\,\sin \left (a+b\,x\right )\right )}^{3/2}}{{\left (d\,\cos \left (a+b\,x\right )\right )}^{5/2}} \,d x \]
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