Optimal. Leaf size=31 \[ \frac{3 \log (3 \sin (c+d x)+5 \cos (c+d x))}{34 d}+\frac{5 x}{34} \]
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Rubi [A] time = 0.0374995, antiderivative size = 31, normalized size of antiderivative = 1., number of steps used = 2, number of rules used = 2, integrand size = 12, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.167, Rules used = {3484, 3530} \[ \frac{3 \log (3 \sin (c+d x)+5 \cos (c+d x))}{34 d}+\frac{5 x}{34} \]
Antiderivative was successfully verified.
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Rule 3484
Rule 3530
Rubi steps
\begin{align*} \int \frac{1}{5+3 \tan (c+d x)} \, dx &=\frac{5 x}{34}+\frac{3}{34} \int \frac{3-5 \tan (c+d x)}{5+3 \tan (c+d x)} \, dx\\ &=\frac{5 x}{34}+\frac{3 \log (5 \cos (c+d x)+3 \sin (c+d x))}{34 d}\\ \end{align*}
Mathematica [C] time = 0.0366271, size = 65, normalized size = 2.1 \[ -\frac{\left (\frac{3}{68}+\frac{5 i}{68}\right ) \log (-\tan (c+d x)+i)}{d}-\frac{\left (\frac{3}{68}-\frac{5 i}{68}\right ) \log (\tan (c+d x)+i)}{d}+\frac{3 \log (3 \tan (c+d x)+5)}{34 d} \]
Antiderivative was successfully verified.
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Maple [A] time = 0.015, size = 46, normalized size = 1.5 \begin{align*} -{\frac{3\,\ln \left ( 1+ \left ( \tan \left ( dx+c \right ) \right ) ^{2} \right ) }{68\,d}}+{\frac{5\,\arctan \left ( \tan \left ( dx+c \right ) \right ) }{34\,d}}+{\frac{3\,\ln \left ( 5+3\,\tan \left ( dx+c \right ) \right ) }{34\,d}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A] time = 1.55479, size = 53, normalized size = 1.71 \begin{align*} \frac{10 \, d x + 10 \, c - 3 \, \log \left (\tan \left (d x + c\right )^{2} + 1\right ) + 6 \, \log \left (3 \, \tan \left (d x + c\right ) + 5\right )}{68 \, d} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A] time = 1.67566, size = 120, normalized size = 3.87 \begin{align*} \frac{10 \, d x + 3 \, \log \left (\frac{9 \, \tan \left (d x + c\right )^{2} + 30 \, \tan \left (d x + c\right ) + 25}{\tan \left (d x + c\right )^{2} + 1}\right )}{68 \, d} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [A] time = 0.564691, size = 46, normalized size = 1.48 \begin{align*} \begin{cases} \frac{5 x}{34} + \frac{3 \log{\left (\tan{\left (c + d x \right )} + \frac{5}{3} \right )}}{34 d} - \frac{3 \log{\left (\tan ^{2}{\left (c + d x \right )} + 1 \right )}}{68 d} & \text{for}\: d \neq 0 \\\frac{x}{3 \tan{\left (c \right )} + 5} & \text{otherwise} \end{cases} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A] time = 1.29952, size = 54, normalized size = 1.74 \begin{align*} \frac{10 \, d x + 10 \, c - 3 \, \log \left (\tan \left (d x + c\right )^{2} + 1\right ) + 6 \, \log \left ({\left | 3 \, \tan \left (d x + c\right ) + 5 \right |}\right )}{68 \, d} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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