Optimal. Leaf size=16 \[ \frac{a \log (\sin (c+d x))}{d}+b x \]
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Rubi [A] time = 0.019953, antiderivative size = 16, normalized size of antiderivative = 1., number of steps used = 2, number of rules used = 2, integrand size = 17, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.118, Rules used = {3531, 3475} \[ \frac{a \log (\sin (c+d x))}{d}+b x \]
Antiderivative was successfully verified.
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Rule 3531
Rule 3475
Rubi steps
\begin{align*} \int \cot (c+d x) (a+b \tan (c+d x)) \, dx &=b x+a \int \cot (c+d x) \, dx\\ &=b x+\frac{a \log (\sin (c+d x))}{d}\\ \end{align*}
Mathematica [A] time = 0.0254985, size = 24, normalized size = 1.5 \[ \frac{a (\log (\tan (c+d x))+\log (\cos (c+d x)))}{d}+b x \]
Antiderivative was successfully verified.
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Maple [A] time = 0.03, size = 23, normalized size = 1.4 \begin{align*} bx+{\frac{a\ln \left ( \sin \left ( dx+c \right ) \right ) }{d}}+{\frac{bc}{d}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [B] time = 1.73076, size = 51, normalized size = 3.19 \begin{align*} \frac{2 \,{\left (d x + c\right )} b - a \log \left (\tan \left (d x + c\right )^{2} + 1\right ) + 2 \, a \log \left (\tan \left (d x + c\right )\right )}{2 \, d} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [B] time = 1.68923, size = 84, normalized size = 5.25 \begin{align*} \frac{2 \, b d x + a \log \left (\frac{\tan \left (d x + c\right )^{2}}{\tan \left (d x + c\right )^{2} + 1}\right )}{2 \, d} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [A] time = 0.378081, size = 42, normalized size = 2.62 \begin{align*} \begin{cases} - \frac{a \log{\left (\tan ^{2}{\left (c + d x \right )} + 1 \right )}}{2 d} + \frac{a \log{\left (\tan{\left (c + d x \right )} \right )}}{d} + b x & \text{for}\: d \neq 0 \\x \left (a + b \tan{\left (c \right )}\right ) \cot{\left (c \right )} & \text{otherwise} \end{cases} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [B] time = 1.33313, size = 57, normalized size = 3.56 \begin{align*} \frac{{\left (d x + c\right )} b - a \log \left (\tan \left (\frac{1}{2} \, d x + \frac{1}{2} \, c\right )^{2} + 1\right ) + a \log \left ({\left | \tan \left (\frac{1}{2} \, d x + \frac{1}{2} \, c\right ) \right |}\right )}{d} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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