Optimal. Leaf size=35 \[ x (a B+A b)+\frac{a A \tanh ^{-1}(\sin (c+d x))}{d}+\frac{b B \sin (c+d x)}{d} \]
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Rubi [A] time = 0.105084, antiderivative size = 35, normalized size of antiderivative = 1., number of steps used = 4, number of rules used = 4, integrand size = 27, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.148, Rules used = {2968, 3023, 2735, 3770} \[ x (a B+A b)+\frac{a A \tanh ^{-1}(\sin (c+d x))}{d}+\frac{b B \sin (c+d x)}{d} \]
Antiderivative was successfully verified.
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Rule 2968
Rule 3023
Rule 2735
Rule 3770
Rubi steps
\begin{align*} \int (a+b \cos (c+d x)) (A+B \cos (c+d x)) \sec (c+d x) \, dx &=\int \left (a A+(A b+a B) \cos (c+d x)+b B \cos ^2(c+d x)\right ) \sec (c+d x) \, dx\\ &=\frac{b B \sin (c+d x)}{d}+\int (a A+(A b+a B) \cos (c+d x)) \sec (c+d x) \, dx\\ &=(A b+a B) x+\frac{b B \sin (c+d x)}{d}+(a A) \int \sec (c+d x) \, dx\\ &=(A b+a B) x+\frac{a A \tanh ^{-1}(\sin (c+d x))}{d}+\frac{b B \sin (c+d x)}{d}\\ \end{align*}
Mathematica [A] time = 0.0265727, size = 46, normalized size = 1.31 \[ \frac{a A \tanh ^{-1}(\sin (c+d x))}{d}+a B x+A b x+\frac{b B \sin (c) \cos (d x)}{d}+\frac{b B \cos (c) \sin (d x)}{d} \]
Antiderivative was successfully verified.
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Maple [A] time = 0.06, size = 56, normalized size = 1.6 \begin{align*} Abx+aBx+{\frac{aA\ln \left ( \sec \left ( dx+c \right ) +\tan \left ( dx+c \right ) \right ) }{d}}+{\frac{Abc}{d}}+{\frac{Bb\sin \left ( dx+c \right ) }{d}}+{\frac{Bac}{d}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A] time = 1.09902, size = 63, normalized size = 1.8 \begin{align*} \frac{{\left (d x + c\right )} B a +{\left (d x + c\right )} A b + A a \log \left (\sec \left (d x + c\right ) + \tan \left (d x + c\right )\right ) + B b \sin \left (d x + c\right )}{d} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A] time = 1.4341, size = 142, normalized size = 4.06 \begin{align*} \frac{2 \,{\left (B a + A b\right )} d x + A a \log \left (\sin \left (d x + c\right ) + 1\right ) - A a \log \left (-\sin \left (d x + c\right ) + 1\right ) + 2 \, B b \sin \left (d x + c\right )}{2 \, d} \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 \cos{\left (c + d x \right )}\right ) \left (a + b \cos{\left (c + d x \right )}\right ) \sec{\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 = 1.59196, size = 107, normalized size = 3.06 \begin{align*} \frac{A a \log \left ({\left | \tan \left (\frac{1}{2} \, d x + \frac{1}{2} \, c\right ) + 1 \right |}\right ) - A a \log \left ({\left | \tan \left (\frac{1}{2} \, d x + \frac{1}{2} \, c\right ) - 1 \right |}\right ) +{\left (B a + A b\right )}{\left (d x + c\right )} + \frac{2 \, B b \tan \left (\frac{1}{2} \, d x + \frac{1}{2} \, c\right )}{\tan \left (\frac{1}{2} \, d x + \frac{1}{2} \, c\right )^{2} + 1}}{d} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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