Optimal. Leaf size=73 \[ \frac{a^2 (A-B) \sin (c+d x)}{d}+\frac{a^2 (A+2 B) \tanh ^{-1}(\sin (c+d x))}{d}+a^2 x (2 A+B)+\frac{B \sin (c+d x) \left (a^2 \sec (c+d x)+a^2\right )}{d} \]
[Out]
________________________________________________________________________________________
Rubi [A] time = 0.129521, antiderivative size = 73, normalized size of antiderivative = 1., number of steps used = 4, number of rules used = 3, integrand size = 29, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.103, Rules used = {4018, 3996, 3770} \[ \frac{a^2 (A-B) \sin (c+d x)}{d}+\frac{a^2 (A+2 B) \tanh ^{-1}(\sin (c+d x))}{d}+a^2 x (2 A+B)+\frac{B \sin (c+d x) \left (a^2 \sec (c+d x)+a^2\right )}{d} \]
Antiderivative was successfully verified.
[In]
[Out]
Rule 4018
Rule 3996
Rule 3770
Rubi steps
\begin{align*} \int \cos (c+d x) (a+a \sec (c+d x))^2 (A+B \sec (c+d x)) \, dx &=\frac{B \left (a^2+a^2 \sec (c+d x)\right ) \sin (c+d x)}{d}+\int \cos (c+d x) (a+a \sec (c+d x)) (a (A-B)+a (A+2 B) \sec (c+d x)) \, dx\\ &=\frac{a^2 (A-B) \sin (c+d x)}{d}+\frac{B \left (a^2+a^2 \sec (c+d x)\right ) \sin (c+d x)}{d}-\int \left (-a^2 (2 A+B)-a^2 (A+2 B) \sec (c+d x)\right ) \, dx\\ &=a^2 (2 A+B) x+\frac{a^2 (A-B) \sin (c+d x)}{d}+\frac{B \left (a^2+a^2 \sec (c+d x)\right ) \sin (c+d x)}{d}+\left (a^2 (A+2 B)\right ) \int \sec (c+d x) \, dx\\ &=a^2 (2 A+B) x+\frac{a^2 (A+2 B) \tanh ^{-1}(\sin (c+d x))}{d}+\frac{a^2 (A-B) \sin (c+d x)}{d}+\frac{B \left (a^2+a^2 \sec (c+d x)\right ) \sin (c+d x)}{d}\\ \end{align*}
Mathematica [B] time = 1.60464, size = 258, normalized size = 3.53 \[ \frac{a^2 \cos ^3(c+d x) \sec ^4\left (\frac{1}{2} (c+d x)\right ) (\sec (c+d x)+1)^2 (A+B \sec (c+d x)) \left (-\frac{(A+2 B) \log \left (\cos \left (\frac{1}{2} (c+d x)\right )-\sin \left (\frac{1}{2} (c+d x)\right )\right )}{d}+\frac{(A+2 B) \log \left (\sin \left (\frac{1}{2} (c+d x)\right )+\cos \left (\frac{1}{2} (c+d x)\right )\right )}{d}+x (2 A+B)+\frac{A \sin (c) \cos (d x)}{d}+\frac{A \cos (c) \sin (d x)}{d}+\frac{B \sin \left (\frac{d x}{2}\right )}{d \left (\cos \left (\frac{c}{2}\right )-\sin \left (\frac{c}{2}\right )\right ) \left (\cos \left (\frac{1}{2} (c+d x)\right )-\sin \left (\frac{1}{2} (c+d x)\right )\right )}+\frac{B \sin \left (\frac{d x}{2}\right )}{d \left (\sin \left (\frac{c}{2}\right )+\cos \left (\frac{c}{2}\right )\right ) \left (\sin \left (\frac{1}{2} (c+d x)\right )+\cos \left (\frac{1}{2} (c+d x)\right )\right )}\right )}{4 (A \cos (c+d x)+B)} \]
Antiderivative was successfully verified.
[In]
[Out]
________________________________________________________________________________________
Maple [A] time = 0.062, size = 107, normalized size = 1.5 \begin{align*} 2\,{a}^{2}Ax+B{a}^{2}x+{\frac{{a}^{2}A\ln \left ( \sec \left ( dx+c \right ) +\tan \left ( dx+c \right ) \right ) }{d}}+{\frac{{a}^{2}A\sin \left ( dx+c \right ) }{d}}+2\,{\frac{A{a}^{2}c}{d}}+2\,{\frac{B{a}^{2}\ln \left ( \sec \left ( dx+c \right ) +\tan \left ( dx+c \right ) \right ) }{d}}+{\frac{B{a}^{2}\tan \left ( dx+c \right ) }{d}}+{\frac{B{a}^{2}c}{d}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
[In]
[Out]
________________________________________________________________________________________
Maxima [A] time = 1.02609, size = 142, normalized size = 1.95 \begin{align*} \frac{4 \,{\left (d x + c\right )} A a^{2} + 2 \,{\left (d x + c\right )} B a^{2} + A a^{2}{\left (\log \left (\sin \left (d x + c\right ) + 1\right ) - \log \left (\sin \left (d x + c\right ) - 1\right )\right )} + 2 \, B a^{2}{\left (\log \left (\sin \left (d x + c\right ) + 1\right ) - \log \left (\sin \left (d x + c\right ) - 1\right )\right )} + 2 \, A a^{2} \sin \left (d x + c\right ) + 2 \, B a^{2} \tan \left (d x + c\right )}{2 \, d} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
[In]
[Out]
________________________________________________________________________________________
Fricas [A] time = 0.495015, size = 278, normalized size = 3.81 \begin{align*} \frac{2 \,{\left (2 \, A + B\right )} a^{2} d x \cos \left (d x + c\right ) +{\left (A + 2 \, B\right )} a^{2} \cos \left (d x + c\right ) \log \left (\sin \left (d x + c\right ) + 1\right ) -{\left (A + 2 \, B\right )} a^{2} \cos \left (d x + c\right ) \log \left (-\sin \left (d x + c\right ) + 1\right ) + 2 \,{\left (A a^{2} \cos \left (d x + c\right ) + B a^{2}\right )} \sin \left (d x + c\right )}{2 \, d \cos \left (d x + c\right )} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
[In]
[Out]
________________________________________________________________________________________
Sympy [F] time = 0., size = 0, normalized size = 0. \begin{align*} a^{2} \left (\int A \cos{\left (c + d x \right )}\, dx + \int 2 A \cos{\left (c + d x \right )} \sec{\left (c + d x \right )}\, dx + \int A \cos{\left (c + d x \right )} \sec ^{2}{\left (c + d x \right )}\, dx + \int B \cos{\left (c + d x \right )} \sec{\left (c + d x \right )}\, dx + \int 2 B \cos{\left (c + d x \right )} \sec ^{2}{\left (c + d x \right )}\, dx + \int B \cos{\left (c + d x \right )} \sec ^{3}{\left (c + d x \right )}\, dx\right ) \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
[In]
[Out]
________________________________________________________________________________________
Giac [B] time = 1.26769, size = 212, normalized size = 2.9 \begin{align*} \frac{{\left (2 \, A a^{2} + B a^{2}\right )}{\left (d x + c\right )} +{\left (A a^{2} + 2 \, B a^{2}\right )} \log \left ({\left | \tan \left (\frac{1}{2} \, d x + \frac{1}{2} \, c\right ) + 1 \right |}\right ) -{\left (A a^{2} + 2 \, B a^{2}\right )} \log \left ({\left | \tan \left (\frac{1}{2} \, d x + \frac{1}{2} \, c\right ) - 1 \right |}\right ) + \frac{2 \,{\left (A a^{2} \tan \left (\frac{1}{2} \, d x + \frac{1}{2} \, c\right )^{3} - B a^{2} \tan \left (\frac{1}{2} \, d x + \frac{1}{2} \, c\right )^{3} - A a^{2} \tan \left (\frac{1}{2} \, d x + \frac{1}{2} \, c\right ) - B a^{2} \tan \left (\frac{1}{2} \, d x + \frac{1}{2} \, c\right )\right )}}{\tan \left (\frac{1}{2} \, d x + \frac{1}{2} \, c\right )^{4} - 1}}{d} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
[In]
[Out]