Integrand size = 21, antiderivative size = 58 \[ \int \frac {\cos ^4(e+f x)}{(b \sin (e+f x))^{5/3}} \, dx=-\frac {3 \cos (e+f x) \operatorname {Hypergeometric2F1}\left (-\frac {3}{2},-\frac {1}{3},\frac {2}{3},\sin ^2(e+f x)\right )}{2 b f \sqrt {\cos ^2(e+f x)} (b \sin (e+f x))^{2/3}} \]
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Time = 0.03 (sec) , antiderivative size = 58, normalized size of antiderivative = 1.00, number of steps used = 1, number of rules used = 1, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.048, Rules used = {2657} \[ \int \frac {\cos ^4(e+f x)}{(b \sin (e+f x))^{5/3}} \, dx=-\frac {3 \cos (e+f x) \operatorname {Hypergeometric2F1}\left (-\frac {3}{2},-\frac {1}{3},\frac {2}{3},\sin ^2(e+f x)\right )}{2 b f \sqrt {\cos ^2(e+f x)} (b \sin (e+f x))^{2/3}} \]
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Rule 2657
Rubi steps \begin{align*} \text {integral}& = -\frac {3 \cos (e+f x) \operatorname {Hypergeometric2F1}\left (-\frac {3}{2},-\frac {1}{3},\frac {2}{3},\sin ^2(e+f x)\right )}{2 b f \sqrt {\cos ^2(e+f x)} (b \sin (e+f x))^{2/3}} \\ \end{align*}
Time = 0.04 (sec) , antiderivative size = 55, normalized size of antiderivative = 0.95 \[ \int \frac {\cos ^4(e+f x)}{(b \sin (e+f x))^{5/3}} \, dx=-\frac {3 \sqrt {\cos ^2(e+f x)} \operatorname {Hypergeometric2F1}\left (-\frac {3}{2},-\frac {1}{3},\frac {2}{3},\sin ^2(e+f x)\right ) \tan (e+f x)}{2 f (b \sin (e+f x))^{5/3}} \]
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\[\int \frac {\cos ^{4}\left (f x +e \right )}{\left (b \sin \left (f x +e \right )\right )^{\frac {5}{3}}}d x\]
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\[ \int \frac {\cos ^4(e+f x)}{(b \sin (e+f x))^{5/3}} \, dx=\int { \frac {\cos \left (f x + e\right )^{4}}{\left (b \sin \left (f x + e\right )\right )^{\frac {5}{3}}} \,d x } \]
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Timed out. \[ \int \frac {\cos ^4(e+f x)}{(b \sin (e+f x))^{5/3}} \, dx=\text {Timed out} \]
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\[ \int \frac {\cos ^4(e+f x)}{(b \sin (e+f x))^{5/3}} \, dx=\int { \frac {\cos \left (f x + e\right )^{4}}{\left (b \sin \left (f x + e\right )\right )^{\frac {5}{3}}} \,d x } \]
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\[ \int \frac {\cos ^4(e+f x)}{(b \sin (e+f x))^{5/3}} \, dx=\int { \frac {\cos \left (f x + e\right )^{4}}{\left (b \sin \left (f x + e\right )\right )^{\frac {5}{3}}} \,d x } \]
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Timed out. \[ \int \frac {\cos ^4(e+f x)}{(b \sin (e+f x))^{5/3}} \, dx=\int \frac {{\cos \left (e+f\,x\right )}^4}{{\left (b\,\sin \left (e+f\,x\right )\right )}^{5/3}} \,d x \]
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