Integrand size = 21, antiderivative size = 424 \[ \int \csc ^4(c+d x) (a+b \sec (c+d x))^n \, dx=-\frac {3 \operatorname {AppellF1}\left (-\frac {1}{2},\frac {5}{2},-n,\frac {1}{2},\frac {1}{2} (1-\sec (c+d x)),\frac {b (1-\sec (c+d x))}{a+b}\right ) \cot (c+d x) \sqrt {1+\sec (c+d x)} (a+b \sec (c+d x))^n \left (\frac {a+b \sec (c+d x)}{a+b}\right )^{-n}}{2 \sqrt {2} d}-\frac {\operatorname {AppellF1}\left (-\frac {3}{2},\frac {5}{2},-n,-\frac {1}{2},\frac {1}{2} (1-\sec (c+d x)),\frac {b (1-\sec (c+d x))}{a+b}\right ) \cot ^3(c+d x) (1+\sec (c+d x))^{3/2} (a+b \sec (c+d x))^n \left (\frac {a+b \sec (c+d x)}{a+b}\right )^{-n}}{6 \sqrt {2} d}+\frac {\operatorname {AppellF1}\left (\frac {1}{2},\frac {3}{2},-n,\frac {3}{2},\frac {1}{2} (1-\sec (c+d x)),\frac {b (1-\sec (c+d x))}{a+b}\right ) (a+b \sec (c+d x))^n \left (\frac {a+b \sec (c+d x)}{a+b}\right )^{-n} \tan (c+d x)}{\sqrt {2} d \sqrt {1+\sec (c+d x)}}+\frac {\operatorname {AppellF1}\left (\frac {1}{2},\frac {5}{2},-n,\frac {3}{2},\frac {1}{2} (1-\sec (c+d x)),\frac {b (1-\sec (c+d x))}{a+b}\right ) (a+b \sec (c+d x))^n \left (\frac {a+b \sec (c+d x)}{a+b}\right )^{-n} \tan (c+d x)}{2 \sqrt {2} d \sqrt {1+\sec (c+d x)}} \]
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\[ \int \csc ^4(c+d x) (a+b \sec (c+d x))^n \, dx=\int \csc ^4(c+d x) (a+b \sec (c+d x))^n \, dx \]
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Rubi steps \begin{align*} \text {integral}& = \int \csc ^4(c+d x) (a+b \sec (c+d x))^n \, dx \\ \end{align*}
Leaf count is larger than twice the leaf count of optimal. \(5928\) vs. \(2(424)=848\).
Time = 23.44 (sec) , antiderivative size = 5928, normalized size of antiderivative = 13.98 \[ \int \csc ^4(c+d x) (a+b \sec (c+d x))^n \, dx=\text {Result too large to show} \]
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\[\int \csc \left (d x +c \right )^{4} \left (a +b \sec \left (d x +c \right )\right )^{n}d x\]
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\[ \int \csc ^4(c+d x) (a+b \sec (c+d x))^n \, dx=\int { {\left (b \sec \left (d x + c\right ) + a\right )}^{n} \csc \left (d x + c\right )^{4} \,d x } \]
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Timed out. \[ \int \csc ^4(c+d x) (a+b \sec (c+d x))^n \, dx=\text {Timed out} \]
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\[ \int \csc ^4(c+d x) (a+b \sec (c+d x))^n \, dx=\int { {\left (b \sec \left (d x + c\right ) + a\right )}^{n} \csc \left (d x + c\right )^{4} \,d x } \]
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\[ \int \csc ^4(c+d x) (a+b \sec (c+d x))^n \, dx=\int { {\left (b \sec \left (d x + c\right ) + a\right )}^{n} \csc \left (d x + c\right )^{4} \,d x } \]
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Timed out. \[ \int \csc ^4(c+d x) (a+b \sec (c+d x))^n \, dx=\int \frac {{\left (a+\frac {b}{\cos \left (c+d\,x\right )}\right )}^n}{{\sin \left (c+d\,x\right )}^4} \,d x \]
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