Optimal. Leaf size=90 \[ \frac{(A-B) \sin (c+d x)}{a d}+\frac{(A-B) \sin (c+d x)}{a d (\cos (c+d x)+1)}-\frac{x (A-B)}{a}+\frac{B \sin (c+d x) \cos (c+d x)}{2 a d}+\frac{B x}{2 a} \]
[Out]
________________________________________________________________________________________
Rubi [A] time = 0.12299, antiderivative size = 99, normalized size of antiderivative = 1.1, number of steps used = 2, number of rules used = 2, integrand size = 31, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.065, Rules used = {2977, 2734} \[ \frac{2 (A-B) \sin (c+d x)}{a d}+\frac{(A-B) \sin (c+d x) \cos ^2(c+d x)}{d (a \cos (c+d x)+a)}-\frac{(2 A-3 B) \sin (c+d x) \cos (c+d x)}{2 a d}-\frac{x (2 A-3 B)}{2 a} \]
Antiderivative was successfully verified.
[In]
[Out]
Rule 2977
Rule 2734
Rubi steps
\begin{align*} \int \frac{\cos ^2(c+d x) (A+B \cos (c+d x))}{a+a \cos (c+d x)} \, dx &=\frac{(A-B) \cos ^2(c+d x) \sin (c+d x)}{d (a+a \cos (c+d x))}+\frac{\int \cos (c+d x) (2 a (A-B)-a (2 A-3 B) \cos (c+d x)) \, dx}{a^2}\\ &=-\frac{(2 A-3 B) x}{2 a}+\frac{2 (A-B) \sin (c+d x)}{a d}-\frac{(2 A-3 B) \cos (c+d x) \sin (c+d x)}{2 a d}+\frac{(A-B) \cos ^2(c+d x) \sin (c+d x)}{d (a+a \cos (c+d x))}\\ \end{align*}
Mathematica [B] time = 0.437828, size = 197, normalized size = 2.19 \[ \frac{\sec \left (\frac{c}{2}\right ) \cos \left (\frac{1}{2} (c+d x)\right ) \left (-4 d x (2 A-3 B) \cos \left (c+\frac{d x}{2}\right )-4 d x (2 A-3 B) \cos \left (\frac{d x}{2}\right )+4 A \sin \left (c+\frac{d x}{2}\right )+4 A \sin \left (c+\frac{3 d x}{2}\right )+4 A \sin \left (2 c+\frac{3 d x}{2}\right )+20 A \sin \left (\frac{d x}{2}\right )-4 B \sin \left (c+\frac{d x}{2}\right )-3 B \sin \left (c+\frac{3 d x}{2}\right )-3 B \sin \left (2 c+\frac{3 d x}{2}\right )+B \sin \left (2 c+\frac{5 d x}{2}\right )+B \sin \left (3 c+\frac{5 d x}{2}\right )-20 B \sin \left (\frac{d x}{2}\right )\right )}{8 a d (\cos (c+d x)+1)} \]
Antiderivative was successfully verified.
[In]
[Out]
________________________________________________________________________________________
Maple [B] time = 0.069, size = 211, normalized size = 2.3 \begin{align*}{\frac{A}{da}\tan \left ({\frac{dx}{2}}+{\frac{c}{2}} \right ) }-{\frac{B}{da}\tan \left ({\frac{dx}{2}}+{\frac{c}{2}} \right ) }-3\,{\frac{ \left ( \tan \left ( 1/2\,dx+c/2 \right ) \right ) ^{3}B}{da \left ( 1+ \left ( \tan \left ( 1/2\,dx+c/2 \right ) \right ) ^{2} \right ) ^{2}}}+2\,{\frac{ \left ( \tan \left ( 1/2\,dx+c/2 \right ) \right ) ^{3}A}{da \left ( 1+ \left ( \tan \left ( 1/2\,dx+c/2 \right ) \right ) ^{2} \right ) ^{2}}}-{\frac{B}{da}\tan \left ({\frac{dx}{2}}+{\frac{c}{2}} \right ) \left ( 1+ \left ( \tan \left ({\frac{dx}{2}}+{\frac{c}{2}} \right ) \right ) ^{2} \right ) ^{-2}}+2\,{\frac{A\tan \left ( 1/2\,dx+c/2 \right ) }{da \left ( 1+ \left ( \tan \left ( 1/2\,dx+c/2 \right ) \right ) ^{2} \right ) ^{2}}}-2\,{\frac{\arctan \left ( \tan \left ( 1/2\,dx+c/2 \right ) \right ) A}{da}}+3\,{\frac{\arctan \left ( \tan \left ( 1/2\,dx+c/2 \right ) \right ) B}{da}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
[In]
[Out]
________________________________________________________________________________________
Maxima [B] time = 1.50592, size = 304, normalized size = 3.38 \begin{align*} -\frac{B{\left (\frac{\frac{\sin \left (d x + c\right )}{\cos \left (d x + c\right ) + 1} + \frac{3 \, \sin \left (d x + c\right )^{3}}{{\left (\cos \left (d x + c\right ) + 1\right )}^{3}}}{a + \frac{2 \, a \sin \left (d x + c\right )^{2}}{{\left (\cos \left (d x + c\right ) + 1\right )}^{2}} + \frac{a \sin \left (d x + c\right )^{4}}{{\left (\cos \left (d x + c\right ) + 1\right )}^{4}}} - \frac{3 \, \arctan \left (\frac{\sin \left (d x + c\right )}{\cos \left (d x + c\right ) + 1}\right )}{a} + \frac{\sin \left (d x + c\right )}{a{\left (\cos \left (d x + c\right ) + 1\right )}}\right )} + A{\left (\frac{2 \, \arctan \left (\frac{\sin \left (d x + c\right )}{\cos \left (d x + c\right ) + 1}\right )}{a} - \frac{2 \, \sin \left (d x + c\right )}{{\left (a + \frac{a \sin \left (d x + c\right )^{2}}{{\left (\cos \left (d x + c\right ) + 1\right )}^{2}}\right )}{\left (\cos \left (d x + c\right ) + 1\right )}} - \frac{\sin \left (d x + c\right )}{a{\left (\cos \left (d x + c\right ) + 1\right )}}\right )}}{d} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
[In]
[Out]
________________________________________________________________________________________
Fricas [A] time = 1.42564, size = 204, normalized size = 2.27 \begin{align*} -\frac{{\left (2 \, A - 3 \, B\right )} d x \cos \left (d x + c\right ) +{\left (2 \, A - 3 \, B\right )} d x -{\left (B \cos \left (d x + c\right )^{2} +{\left (2 \, A - B\right )} \cos \left (d x + c\right ) + 4 \, A - 4 \, B\right )} \sin \left (d x + c\right )}{2 \,{\left (a d \cos \left (d x + c\right ) + a d\right )}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
[In]
[Out]
________________________________________________________________________________________
Sympy [A] time = 4.28966, size = 665, normalized size = 7.39 \begin{align*} \text{result too large to display} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
[In]
[Out]
________________________________________________________________________________________
Giac [A] time = 1.17866, size = 167, normalized size = 1.86 \begin{align*} -\frac{\frac{{\left (d x + c\right )}{\left (2 \, A - 3 \, B\right )}}{a} - \frac{2 \,{\left (A \tan \left (\frac{1}{2} \, d x + \frac{1}{2} \, c\right ) - B \tan \left (\frac{1}{2} \, d x + \frac{1}{2} \, c\right )\right )}}{a} - \frac{2 \,{\left (2 \, A \tan \left (\frac{1}{2} \, d x + \frac{1}{2} \, c\right )^{3} - 3 \, B \tan \left (\frac{1}{2} \, d x + \frac{1}{2} \, c\right )^{3} + 2 \, A \tan \left (\frac{1}{2} \, d x + \frac{1}{2} \, c\right ) - B \tan \left (\frac{1}{2} \, d x + \frac{1}{2} \, c\right )\right )}}{{\left (\tan \left (\frac{1}{2} \, d x + \frac{1}{2} \, c\right )^{2} + 1\right )}^{2} a}}{2 \, d} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
[In]
[Out]