Optimal. Leaf size=131 \[ -\frac{a \cot ^7(c+d x)}{7 d}-\frac{3 a \cot ^5(c+d x)}{5 d}-\frac{a \cot ^3(c+d x)}{d}-\frac{a \cot (c+d x)}{d}-\frac{a \csc ^7(c+d x)}{7 d}-\frac{a \csc ^5(c+d x)}{5 d}-\frac{a \csc ^3(c+d x)}{3 d}-\frac{a \csc (c+d x)}{d}+\frac{a \tanh ^{-1}(\sin (c+d x))}{d} \]
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Rubi [A] time = 0.117004, antiderivative size = 131, normalized size of antiderivative = 1., number of steps used = 8, number of rules used = 6, integrand size = 19, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.316, Rules used = {3872, 2838, 2621, 302, 207, 3767} \[ -\frac{a \cot ^7(c+d x)}{7 d}-\frac{3 a \cot ^5(c+d x)}{5 d}-\frac{a \cot ^3(c+d x)}{d}-\frac{a \cot (c+d x)}{d}-\frac{a \csc ^7(c+d x)}{7 d}-\frac{a \csc ^5(c+d x)}{5 d}-\frac{a \csc ^3(c+d x)}{3 d}-\frac{a \csc (c+d x)}{d}+\frac{a \tanh ^{-1}(\sin (c+d x))}{d} \]
Antiderivative was successfully verified.
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Rule 3872
Rule 2838
Rule 2621
Rule 302
Rule 207
Rule 3767
Rubi steps
\begin{align*} \int \csc ^8(c+d x) (a+a \sec (c+d x)) \, dx &=-\int (-a-a \cos (c+d x)) \csc ^8(c+d x) \sec (c+d x) \, dx\\ &=a \int \csc ^8(c+d x) \, dx+a \int \csc ^8(c+d x) \sec (c+d x) \, dx\\ &=-\frac{a \operatorname{Subst}\left (\int \frac{x^8}{-1+x^2} \, dx,x,\csc (c+d x)\right )}{d}-\frac{a \operatorname{Subst}\left (\int \left (1+3 x^2+3 x^4+x^6\right ) \, dx,x,\cot (c+d x)\right )}{d}\\ &=-\frac{a \cot (c+d x)}{d}-\frac{a \cot ^3(c+d x)}{d}-\frac{3 a \cot ^5(c+d x)}{5 d}-\frac{a \cot ^7(c+d x)}{7 d}-\frac{a \operatorname{Subst}\left (\int \left (1+x^2+x^4+x^6+\frac{1}{-1+x^2}\right ) \, dx,x,\csc (c+d x)\right )}{d}\\ &=-\frac{a \cot (c+d x)}{d}-\frac{a \cot ^3(c+d x)}{d}-\frac{3 a \cot ^5(c+d x)}{5 d}-\frac{a \cot ^7(c+d x)}{7 d}-\frac{a \csc (c+d x)}{d}-\frac{a \csc ^3(c+d x)}{3 d}-\frac{a \csc ^5(c+d x)}{5 d}-\frac{a \csc ^7(c+d x)}{7 d}-\frac{a \operatorname{Subst}\left (\int \frac{1}{-1+x^2} \, dx,x,\csc (c+d x)\right )}{d}\\ &=\frac{a \tanh ^{-1}(\sin (c+d x))}{d}-\frac{a \cot (c+d x)}{d}-\frac{a \cot ^3(c+d x)}{d}-\frac{3 a \cot ^5(c+d x)}{5 d}-\frac{a \cot ^7(c+d x)}{7 d}-\frac{a \csc (c+d x)}{d}-\frac{a \csc ^3(c+d x)}{3 d}-\frac{a \csc ^5(c+d x)}{5 d}-\frac{a \csc ^7(c+d x)}{7 d}\\ \end{align*}
Mathematica [C] time = 0.0481466, size = 113, normalized size = 0.86 \[ -\frac{a \csc ^7(c+d x) \text{Hypergeometric2F1}\left (-\frac{7}{2},1,-\frac{5}{2},\sin ^2(c+d x)\right )}{7 d}-\frac{16 a \cot (c+d x)}{35 d}-\frac{a \cot (c+d x) \csc ^6(c+d x)}{7 d}-\frac{6 a \cot (c+d x) \csc ^4(c+d x)}{35 d}-\frac{8 a \cot (c+d x) \csc ^2(c+d x)}{35 d} \]
Antiderivative was successfully verified.
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Maple [A] time = 0.122, size = 149, normalized size = 1.1 \begin{align*} -{\frac{16\,a\cot \left ( dx+c \right ) }{35\,d}}-{\frac{a\cot \left ( dx+c \right ) \left ( \csc \left ( dx+c \right ) \right ) ^{6}}{7\,d}}-{\frac{6\,a\cot \left ( dx+c \right ) \left ( \csc \left ( dx+c \right ) \right ) ^{4}}{35\,d}}-{\frac{8\,a\cot \left ( dx+c \right ) \left ( \csc \left ( dx+c \right ) \right ) ^{2}}{35\,d}}-{\frac{a}{7\,d \left ( \sin \left ( dx+c \right ) \right ) ^{7}}}-{\frac{a}{5\,d \left ( \sin \left ( dx+c \right ) \right ) ^{5}}}-{\frac{a}{3\,d \left ( \sin \left ( dx+c \right ) \right ) ^{3}}}-{\frac{a}{d\sin \left ( dx+c \right ) }}+{\frac{a\ln \left ( \sec \left ( dx+c \right ) +\tan \left ( dx+c \right ) \right ) }{d}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A] time = 1.02553, size = 157, normalized size = 1.2 \begin{align*} -\frac{a{\left (\frac{2 \,{\left (105 \, \sin \left (d x + c\right )^{6} + 35 \, \sin \left (d x + c\right )^{4} + 21 \, \sin \left (d x + c\right )^{2} + 15\right )}}{\sin \left (d x + c\right )^{7}} - 105 \, \log \left (\sin \left (d x + c\right ) + 1\right ) + 105 \, \log \left (\sin \left (d x + c\right ) - 1\right )\right )} + \frac{6 \,{\left (35 \, \tan \left (d x + c\right )^{6} + 35 \, \tan \left (d x + c\right )^{4} + 21 \, \tan \left (d x + c\right )^{2} + 5\right )} a}{\tan \left (d x + c\right )^{7}}}{210 \, d} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [B] time = 1.81187, size = 745, normalized size = 5.69 \begin{align*} -\frac{96 \, a \cos \left (d x + c\right )^{6} + 114 \, a \cos \left (d x + c\right )^{5} - 450 \, a \cos \left (d x + c\right )^{4} - 250 \, a \cos \left (d x + c\right )^{3} + 670 \, a \cos \left (d x + c\right )^{2} - 105 \,{\left (a \cos \left (d x + c\right )^{5} - a \cos \left (d x + c\right )^{4} - 2 \, a \cos \left (d x + c\right )^{3} + 2 \, a \cos \left (d x + c\right )^{2} + a \cos \left (d x + c\right ) - a\right )} \log \left (\sin \left (d x + c\right ) + 1\right ) \sin \left (d x + c\right ) + 105 \,{\left (a \cos \left (d x + c\right )^{5} - a \cos \left (d x + c\right )^{4} - 2 \, a \cos \left (d x + c\right )^{3} + 2 \, a \cos \left (d x + c\right )^{2} + a \cos \left (d x + c\right ) - a\right )} \log \left (-\sin \left (d x + c\right ) + 1\right ) \sin \left (d x + c\right ) + 142 \, a \cos \left (d x + c\right ) - 352 \, a}{210 \,{\left (d \cos \left (d x + c\right )^{5} - d \cos \left (d x + c\right )^{4} - 2 \, d \cos \left (d x + c\right )^{3} + 2 \, d \cos \left (d x + c\right )^{2} + d \cos \left (d x + c\right ) - 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(-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 [A] time = 2.06734, size = 184, normalized size = 1.4 \begin{align*} -\frac{21 \, a \tan \left (\frac{1}{2} \, d x + \frac{1}{2} \, c\right )^{5} + 280 \, a \tan \left (\frac{1}{2} \, d x + \frac{1}{2} \, c\right )^{3} - 6720 \, a \log \left ({\left | \tan \left (\frac{1}{2} \, d x + \frac{1}{2} \, c\right ) + 1 \right |}\right ) + 6720 \, a \log \left ({\left | \tan \left (\frac{1}{2} \, d x + \frac{1}{2} \, c\right ) - 1 \right |}\right ) + 3045 \, a \tan \left (\frac{1}{2} \, d x + \frac{1}{2} \, c\right ) + \frac{6720 \, a \tan \left (\frac{1}{2} \, d x + \frac{1}{2} \, c\right )^{6} + 1015 \, a \tan \left (\frac{1}{2} \, d x + \frac{1}{2} \, c\right )^{4} + 168 \, a \tan \left (\frac{1}{2} \, d x + \frac{1}{2} \, c\right )^{2} + 15 \, a}{\tan \left (\frac{1}{2} \, d x + \frac{1}{2} \, c\right )^{7}}}{6720 \, d} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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