Optimal. Leaf size=88 \[ -\frac{5 \sin (c+d x)}{16 d (3-5 \cos (c+d x))}-\frac{3 \log \left (\cos \left (\frac{1}{2} (c+d x)\right )-2 \sin \left (\frac{1}{2} (c+d x)\right )\right )}{64 d}+\frac{3 \log \left (2 \sin \left (\frac{1}{2} (c+d x)\right )+\cos \left (\frac{1}{2} (c+d x)\right )\right )}{64 d} \]
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Rubi [A] time = 0.039762, antiderivative size = 88, normalized size of antiderivative = 1., number of steps used = 4, number of rules used = 4, integrand size = 12, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.333, Rules used = {2664, 12, 2659, 206} \[ -\frac{5 \sin (c+d x)}{16 d (3-5 \cos (c+d x))}-\frac{3 \log \left (\cos \left (\frac{1}{2} (c+d x)\right )-2 \sin \left (\frac{1}{2} (c+d x)\right )\right )}{64 d}+\frac{3 \log \left (2 \sin \left (\frac{1}{2} (c+d x)\right )+\cos \left (\frac{1}{2} (c+d x)\right )\right )}{64 d} \]
Antiderivative was successfully verified.
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Rule 2664
Rule 12
Rule 2659
Rule 206
Rubi steps
\begin{align*} \int \frac{1}{(-3+5 \cos (c+d x))^2} \, dx &=-\frac{5 \sin (c+d x)}{16 d (3-5 \cos (c+d x))}+\frac{1}{16} \int \frac{3}{-3+5 \cos (c+d x)} \, dx\\ &=-\frac{5 \sin (c+d x)}{16 d (3-5 \cos (c+d x))}+\frac{3}{16} \int \frac{1}{-3+5 \cos (c+d x)} \, dx\\ &=-\frac{5 \sin (c+d x)}{16 d (3-5 \cos (c+d x))}+\frac{3 \operatorname{Subst}\left (\int \frac{1}{2-8 x^2} \, dx,x,\tan \left (\frac{1}{2} (c+d x)\right )\right )}{8 d}\\ &=-\frac{3 \log \left (\cos \left (\frac{1}{2} (c+d x)\right )-2 \sin \left (\frac{1}{2} (c+d x)\right )\right )}{64 d}+\frac{3 \log \left (\cos \left (\frac{1}{2} (c+d x)\right )+2 \sin \left (\frac{1}{2} (c+d x)\right )\right )}{64 d}-\frac{5 \sin (c+d x)}{16 d (3-5 \cos (c+d x))}\\ \end{align*}
Mathematica [A] time = 0.020595, size = 139, normalized size = 1.58 \[ \frac{20 \sin (c+d x)+9 \log \left (\cos \left (\frac{1}{2} (c+d x)\right )-2 \sin \left (\frac{1}{2} (c+d x)\right )\right )-15 \cos (c+d x) \left (\log \left (\cos \left (\frac{1}{2} (c+d x)\right )-2 \sin \left (\frac{1}{2} (c+d x)\right )\right )-\log \left (2 \sin \left (\frac{1}{2} (c+d x)\right )+\cos \left (\frac{1}{2} (c+d x)\right )\right )\right )-9 \log \left (2 \sin \left (\frac{1}{2} (c+d x)\right )+\cos \left (\frac{1}{2} (c+d x)\right )\right )}{64 d (5 \cos (c+d x)-3)} \]
Antiderivative was successfully verified.
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Maple [A] time = 0.039, size = 80, normalized size = 0.9 \begin{align*} -{\frac{5}{64\,d} \left ( 2\,\tan \left ( 1/2\,dx+c/2 \right ) -1 \right ) ^{-1}}-{\frac{3}{64\,d}\ln \left ( 2\,\tan \left ( 1/2\,dx+c/2 \right ) -1 \right ) }-{\frac{5}{64\,d} \left ( 1+2\,\tan \left ( 1/2\,dx+c/2 \right ) \right ) ^{-1}}+{\frac{3}{64\,d}\ln \left ( 1+2\,\tan \left ( 1/2\,dx+c/2 \right ) \right ) } \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A] time = 1.54867, size = 127, normalized size = 1.44 \begin{align*} -\frac{\frac{20 \, \sin \left (d x + c\right )}{{\left (\frac{4 \, \sin \left (d x + c\right )^{2}}{{\left (\cos \left (d x + c\right ) + 1\right )}^{2}} - 1\right )}{\left (\cos \left (d x + c\right ) + 1\right )}} - 3 \, \log \left (\frac{2 \, \sin \left (d x + c\right )}{\cos \left (d x + c\right ) + 1} + 1\right ) + 3 \, \log \left (\frac{2 \, \sin \left (d x + c\right )}{\cos \left (d x + c\right ) + 1} - 1\right )}{64 \, d} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A] time = 1.65209, size = 259, normalized size = 2.94 \begin{align*} \frac{3 \,{\left (5 \, \cos \left (d x + c\right ) - 3\right )} \log \left (-\frac{3}{2} \, \cos \left (d x + c\right ) + 2 \, \sin \left (d x + c\right ) + \frac{5}{2}\right ) - 3 \,{\left (5 \, \cos \left (d x + c\right ) - 3\right )} \log \left (-\frac{3}{2} \, \cos \left (d x + c\right ) - 2 \, \sin \left (d x + c\right ) + \frac{5}{2}\right ) + 40 \, \sin \left (d x + c\right )}{128 \,{\left (5 \, d \cos \left (d x + c\right ) - 3 \, d\right )}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [A] time = 2.30547, size = 240, normalized size = 2.73 \begin{align*} \begin{cases} \frac{x}{\left (-3 + 5 \cos{\left (2 \operatorname{atan}{\left (\frac{1}{2} \right )} \right )}\right )^{2}} & \text{for}\: c = - d x - 2 \operatorname{atan}{\left (\frac{1}{2} \right )} \vee c = - d x + 2 \operatorname{atan}{\left (\frac{1}{2} \right )} \\\frac{x}{\left (5 \cos{\left (c \right )} - 3\right )^{2}} & \text{for}\: d = 0 \\- \frac{12 \log{\left (\tan{\left (\frac{c}{2} + \frac{d x}{2} \right )} - \frac{1}{2} \right )} \tan ^{2}{\left (\frac{c}{2} + \frac{d x}{2} \right )}}{256 d \tan ^{2}{\left (\frac{c}{2} + \frac{d x}{2} \right )} - 64 d} + \frac{3 \log{\left (\tan{\left (\frac{c}{2} + \frac{d x}{2} \right )} - \frac{1}{2} \right )}}{256 d \tan ^{2}{\left (\frac{c}{2} + \frac{d x}{2} \right )} - 64 d} + \frac{12 \log{\left (\tan{\left (\frac{c}{2} + \frac{d x}{2} \right )} + \frac{1}{2} \right )} \tan ^{2}{\left (\frac{c}{2} + \frac{d x}{2} \right )}}{256 d \tan ^{2}{\left (\frac{c}{2} + \frac{d x}{2} \right )} - 64 d} - \frac{3 \log{\left (\tan{\left (\frac{c}{2} + \frac{d x}{2} \right )} + \frac{1}{2} \right )}}{256 d \tan ^{2}{\left (\frac{c}{2} + \frac{d x}{2} \right )} - 64 d} - \frac{20 \tan{\left (\frac{c}{2} + \frac{d x}{2} \right )}}{256 d \tan ^{2}{\left (\frac{c}{2} + \frac{d x}{2} \right )} - 64 d} & \text{otherwise} \end{cases} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A] time = 1.16221, size = 92, normalized size = 1.05 \begin{align*} -\frac{\frac{20 \, \tan \left (\frac{1}{2} \, d x + \frac{1}{2} \, c\right )}{4 \, \tan \left (\frac{1}{2} \, d x + \frac{1}{2} \, c\right )^{2} - 1} - 3 \, \log \left ({\left | 2 \, \tan \left (\frac{1}{2} \, d x + \frac{1}{2} \, c\right ) + 1 \right |}\right ) + 3 \, \log \left ({\left | 2 \, \tan \left (\frac{1}{2} \, d x + \frac{1}{2} \, c\right ) - 1 \right |}\right )}{64 \, d} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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