Optimal. Leaf size=78 \[ \frac{b^5 (b \csc (e+f x))^{n-5}}{f (5-n)}-\frac{2 b^3 (b \csc (e+f x))^{n-3}}{f (3-n)}+\frac{b (b \csc (e+f x))^{n-1}}{f (1-n)} \]
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Rubi [A] time = 0.0642744, antiderivative size = 78, normalized size of antiderivative = 1., number of steps used = 3, number of rules used = 2, integrand size = 19, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.105, Rules used = {2621, 270} \[ \frac{b^5 (b \csc (e+f x))^{n-5}}{f (5-n)}-\frac{2 b^3 (b \csc (e+f x))^{n-3}}{f (3-n)}+\frac{b (b \csc (e+f x))^{n-1}}{f (1-n)} \]
Antiderivative was successfully verified.
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Rule 2621
Rule 270
Rubi steps
\begin{align*} \int \cos ^5(e+f x) (b \csc (e+f x))^n \, dx &=-\frac{b^5 \operatorname{Subst}\left (\int x^{-6+n} \left (-1+\frac{x^2}{b^2}\right )^2 \, dx,x,b \csc (e+f x)\right )}{f}\\ &=-\frac{b^5 \operatorname{Subst}\left (\int \left (x^{-6+n}-\frac{2 x^{-4+n}}{b^2}+\frac{x^{-2+n}}{b^4}\right ) \, dx,x,b \csc (e+f x)\right )}{f}\\ &=\frac{b^5 (b \csc (e+f x))^{-5+n}}{f (5-n)}-\frac{2 b^3 (b \csc (e+f x))^{-3+n}}{f (3-n)}+\frac{b (b \csc (e+f x))^{-1+n}}{f (1-n)}\\ \end{align*}
Mathematica [A] time = 0.553882, size = 81, normalized size = 1.04 \[ -\frac{\sin ^5(e+f x) \left (\left (n^2-8 n+15\right ) \csc ^4(e+f x)-2 \left (n^2-6 n+5\right ) \csc ^2(e+f x)+n^2-4 n+3\right ) (b \csc (e+f x))^n}{f (n-5) (n-3) (n-1)} \]
Antiderivative was successfully verified.
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Maple [F] time = 1.199, size = 0, normalized size = 0. \begin{align*} \int \left ( \cos \left ( fx+e \right ) \right ) ^{5} \left ( b\csc \left ( fx+e \right ) \right ) ^{n}\, dx \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A] time = 1.14297, size = 116, normalized size = 1.49 \begin{align*} -\frac{\frac{b^{n} \sin \left (f x + e\right )^{-n} \sin \left (f x + e\right )^{5}}{n - 5} - \frac{2 \, b^{n} \sin \left (f x + e\right )^{-n} \sin \left (f x + e\right )^{3}}{n - 3} + \frac{b^{n} \sin \left (f x + e\right )^{-n} \sin \left (f x + e\right )}{n - 1}}{f} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A] time = 1.76295, size = 178, normalized size = 2.28 \begin{align*} -\frac{{\left ({\left (n^{2} - 4 \, n + 3\right )} \cos \left (f x + e\right )^{4} - 4 \,{\left (n - 1\right )} \cos \left (f x + e\right )^{2} + 8\right )} \left (\frac{b}{\sin \left (f x + e\right )}\right )^{n} \sin \left (f x + e\right )}{f n^{3} - 9 \, f n^{2} + 23 \, f n - 15 \, f} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [F(-1)] time = 0., size = 0, normalized size = 0. \begin{align*} \text{Timed out} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [F] time = 0., size = 0, normalized size = 0. \begin{align*} \int \left (b \csc \left (f x + e\right )\right )^{n} \cos \left (f x + e\right )^{5}\,{d x} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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