Optimal. Leaf size=55 \[ -\frac{\cot ^3(c+d x) (a+b \sec (c+d x))}{3 d}+\frac{\cot (c+d x) (3 a+2 b \sec (c+d x))}{3 d}+a x \]
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Rubi [A] time = 0.0517472, antiderivative size = 55, 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 = {3882, 8} \[ -\frac{\cot ^3(c+d x) (a+b \sec (c+d x))}{3 d}+\frac{\cot (c+d x) (3 a+2 b \sec (c+d x))}{3 d}+a x \]
Antiderivative was successfully verified.
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Rule 3882
Rule 8
Rubi steps
\begin{align*} \int \cot ^4(c+d x) (a+b \sec (c+d x)) \, dx &=-\frac{\cot ^3(c+d x) (a+b \sec (c+d x))}{3 d}+\frac{1}{3} \int \cot ^2(c+d x) (-3 a-2 b \sec (c+d x)) \, dx\\ &=-\frac{\cot ^3(c+d x) (a+b \sec (c+d x))}{3 d}+\frac{\cot (c+d x) (3 a+2 b \sec (c+d x))}{3 d}+\frac{1}{3} \int 3 a \, dx\\ &=a x-\frac{\cot ^3(c+d x) (a+b \sec (c+d x))}{3 d}+\frac{\cot (c+d x) (3 a+2 b \sec (c+d x))}{3 d}\\ \end{align*}
Mathematica [C] time = 0.0294127, size = 62, normalized size = 1.13 \[ -\frac{a \cot ^3(c+d x) \text{Hypergeometric2F1}\left (-\frac{3}{2},1,-\frac{1}{2},-\tan ^2(c+d x)\right )}{3 d}-\frac{b \csc ^3(c+d x)}{3 d}+\frac{b \csc (c+d x)}{d} \]
Antiderivative was successfully verified.
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Maple [A] time = 0.042, size = 86, normalized size = 1.6 \begin{align*}{\frac{1}{d} \left ( a \left ( -{\frac{ \left ( \cot \left ( dx+c \right ) \right ) ^{3}}{3}}+\cot \left ( dx+c \right ) +dx+c \right ) +b \left ( -{\frac{ \left ( \cos \left ( dx+c \right ) \right ) ^{4}}{3\, \left ( \sin \left ( dx+c \right ) \right ) ^{3}}}+{\frac{ \left ( \cos \left ( dx+c \right ) \right ) ^{4}}{3\,\sin \left ( dx+c \right ) }}+{\frac{ \left ( 2+ \left ( \cos \left ( dx+c \right ) \right ) ^{2} \right ) \sin \left ( dx+c \right ) }{3}} \right ) \right ) } \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A] time = 1.45948, size = 80, normalized size = 1.45 \begin{align*} \frac{{\left (3 \, d x + 3 \, c + \frac{3 \, \tan \left (d x + c\right )^{2} - 1}{\tan \left (d x + c\right )^{3}}\right )} a + \frac{{\left (3 \, \sin \left (d x + c\right )^{2} - 1\right )} b}{\sin \left (d x + c\right )^{3}}}{3 \, d} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A] time = 0.783235, size = 213, normalized size = 3.87 \begin{align*} \frac{4 \, a \cos \left (d x + c\right )^{3} + 3 \, b \cos \left (d x + c\right )^{2} - 3 \, a \cos \left (d x + c\right ) + 3 \,{\left (a d x \cos \left (d x + c\right )^{2} - a d x\right )} \sin \left (d x + c\right ) - 2 \, b}{3 \,{\left (d \cos \left (d x + c\right )^{2} - d\right )} \sin \left (d x + c\right )} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [F] time = 0., size = 0, normalized size = 0. \begin{align*} \int \left (a + b \sec{\left (c + d x \right )}\right ) \cot ^{4}{\left (c + d x \right )}\, dx \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [B] time = 1.31355, size = 151, normalized size = 2.75 \begin{align*} \frac{a \tan \left (\frac{1}{2} \, d x + \frac{1}{2} \, c\right )^{3} - b \tan \left (\frac{1}{2} \, d x + \frac{1}{2} \, c\right )^{3} + 24 \,{\left (d x + c\right )} a - 15 \, a \tan \left (\frac{1}{2} \, d x + \frac{1}{2} \, c\right ) + 9 \, b \tan \left (\frac{1}{2} \, d x + \frac{1}{2} \, c\right ) + \frac{15 \, a \tan \left (\frac{1}{2} \, d x + \frac{1}{2} \, c\right )^{2} + 9 \, b \tan \left (\frac{1}{2} \, d x + \frac{1}{2} \, c\right )^{2} - a - b}{\tan \left (\frac{1}{2} \, d x + \frac{1}{2} \, c\right )^{3}}}{24 \, d} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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