Optimal. Leaf size=106 \[ -\frac{2^{n-3} \cot ^3(c+d x) \left (\frac{1}{\sec (c+d x)+1}\right )^{n-3} (a \sec (c+d x)+a)^n F_1\left (-\frac{3}{2};n-4,1;-\frac{1}{2};-\frac{a-a \sec (c+d x)}{\sec (c+d x) a+a},\frac{a-a \sec (c+d x)}{\sec (c+d x) a+a}\right )}{3 d} \]
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Rubi [A] time = 0.0555987, antiderivative size = 106, normalized size of antiderivative = 1., number of steps used = 1, number of rules used = 1, integrand size = 21, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.048, Rules used = {3889} \[ -\frac{2^{n-3} \cot ^3(c+d x) \left (\frac{1}{\sec (c+d x)+1}\right )^{n-3} (a \sec (c+d x)+a)^n F_1\left (-\frac{3}{2};n-4,1;-\frac{1}{2};-\frac{a-a \sec (c+d x)}{\sec (c+d x) a+a},\frac{a-a \sec (c+d x)}{\sec (c+d x) a+a}\right )}{3 d} \]
Antiderivative was successfully verified.
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Rule 3889
Rubi steps
\begin{align*} \int \cot ^4(c+d x) (a+a \sec (c+d x))^n \, dx &=-\frac{2^{-3+n} F_1\left (-\frac{3}{2};-4+n,1;-\frac{1}{2};-\frac{a-a \sec (c+d x)}{a+a \sec (c+d x)},\frac{a-a \sec (c+d x)}{a+a \sec (c+d x)}\right ) \cot ^3(c+d x) \left (\frac{1}{1+\sec (c+d x)}\right )^{-3+n} (a+a \sec (c+d x))^n}{3 d}\\ \end{align*}
Mathematica [F] time = 1.53106, size = 0, normalized size = 0. \[ \int \cot ^4(c+d x) (a+a \sec (c+d x))^n \, dx \]
Verification is Not applicable to the result.
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Maple [F] time = 0.303, size = 0, normalized size = 0. \begin{align*} \int \left ( \cot \left ( dx+c \right ) \right ) ^{4} \left ( a+a\sec \left ( dx+c \right ) \right ) ^{n}\, dx \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [F] time = 0., size = 0, normalized size = 0. \begin{align*} \int{\left (a \sec \left (d x + c\right ) + a\right )}^{n} \cot \left (d x + c\right )^{4}\,{d x} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [F] time = 0., size = 0, normalized size = 0. \begin{align*}{\rm integral}\left ({\left (a \sec \left (d x + c\right ) + a\right )}^{n} \cot \left (d x + c\right )^{4}, x\right ) \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 (a \sec \left (d x + c\right ) + a\right )}^{n} \cot \left (d x + c\right )^{4}\,{d x} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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