Optimal. Leaf size=88 \[ \frac{(3 A+4 C) \sin (c+d x) \cos (c+d x)}{8 d}+\frac{A \sin (c+d x) \cos ^3(c+d x)}{4 d}+\frac{1}{8} x (3 A+4 C)-\frac{B \sin ^3(c+d x)}{3 d}+\frac{B \sin (c+d x)}{d} \]
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Rubi [A] time = 0.0825976, antiderivative size = 88, normalized size of antiderivative = 1., number of steps used = 6, number of rules used = 5, integrand size = 29, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.172, Rules used = {4047, 2633, 4045, 2635, 8} \[ \frac{(3 A+4 C) \sin (c+d x) \cos (c+d x)}{8 d}+\frac{A \sin (c+d x) \cos ^3(c+d x)}{4 d}+\frac{1}{8} x (3 A+4 C)-\frac{B \sin ^3(c+d x)}{3 d}+\frac{B \sin (c+d x)}{d} \]
Antiderivative was successfully verified.
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Rule 4047
Rule 2633
Rule 4045
Rule 2635
Rule 8
Rubi steps
\begin{align*} \int \cos ^4(c+d x) \left (A+B \sec (c+d x)+C \sec ^2(c+d x)\right ) \, dx &=B \int \cos ^3(c+d x) \, dx+\int \cos ^4(c+d x) \left (A+C \sec ^2(c+d x)\right ) \, dx\\ &=\frac{A \cos ^3(c+d x) \sin (c+d x)}{4 d}+\frac{1}{4} (3 A+4 C) \int \cos ^2(c+d x) \, dx-\frac{B \operatorname{Subst}\left (\int \left (1-x^2\right ) \, dx,x,-\sin (c+d x)\right )}{d}\\ &=\frac{B \sin (c+d x)}{d}+\frac{(3 A+4 C) \cos (c+d x) \sin (c+d x)}{8 d}+\frac{A \cos ^3(c+d x) \sin (c+d x)}{4 d}-\frac{B \sin ^3(c+d x)}{3 d}+\frac{1}{8} (3 A+4 C) \int 1 \, dx\\ &=\frac{1}{8} (3 A+4 C) x+\frac{B \sin (c+d x)}{d}+\frac{(3 A+4 C) \cos (c+d x) \sin (c+d x)}{8 d}+\frac{A \cos ^3(c+d x) \sin (c+d x)}{4 d}-\frac{B \sin ^3(c+d x)}{3 d}\\ \end{align*}
Mathematica [A] time = 0.167745, size = 70, normalized size = 0.8 \[ \frac{24 (A+C) \sin (2 (c+d x))+3 A \sin (4 (c+d x))+36 A c+36 A d x-32 B \sin ^3(c+d x)+96 B \sin (c+d x)+48 c C+48 C d x}{96 d} \]
Antiderivative was successfully verified.
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Maple [A] time = 0.053, size = 84, normalized size = 1. \begin{align*}{\frac{1}{d} \left ( A \left ({\frac{\sin \left ( dx+c \right ) }{4} \left ( \left ( \cos \left ( dx+c \right ) \right ) ^{3}+{\frac{3\,\cos \left ( dx+c \right ) }{2}} \right ) }+{\frac{3\,dx}{8}}+{\frac{3\,c}{8}} \right ) +{\frac{B \left ( 2+ \left ( \cos \left ( dx+c \right ) \right ) ^{2} \right ) \sin \left ( dx+c \right ) }{3}}+C \left ({\frac{\cos \left ( dx+c \right ) \sin \left ( dx+c \right ) }{2}}+{\frac{dx}{2}}+{\frac{c}{2}} \right ) \right ) } \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A] time = 0.930469, size = 104, normalized size = 1.18 \begin{align*} \frac{3 \,{\left (12 \, d x + 12 \, c + \sin \left (4 \, d x + 4 \, c\right ) + 8 \, \sin \left (2 \, d x + 2 \, c\right )\right )} A - 32 \,{\left (\sin \left (d x + c\right )^{3} - 3 \, \sin \left (d x + c\right )\right )} B + 24 \,{\left (2 \, d x + 2 \, c + \sin \left (2 \, d x + 2 \, c\right )\right )} C}{96 \, d} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A] time = 0.488391, size = 163, normalized size = 1.85 \begin{align*} \frac{3 \,{\left (3 \, A + 4 \, C\right )} d x +{\left (6 \, A \cos \left (d x + c\right )^{3} + 8 \, B \cos \left (d x + c\right )^{2} + 3 \,{\left (3 \, A + 4 \, C\right )} \cos \left (d x + c\right ) + 16 \, B\right )} \sin \left (d x + c\right )}{24 \, d} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [F(-1)] time = 0., size = 0, normalized size = 0. \begin{align*} \text{Timed out} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [B] time = 1.19107, size = 270, normalized size = 3.07 \begin{align*} \frac{3 \,{\left (d x + c\right )}{\left (3 \, A + 4 \, C\right )} - \frac{2 \,{\left (15 \, A \tan \left (\frac{1}{2} \, d x + \frac{1}{2} \, c\right )^{7} - 24 \, B \tan \left (\frac{1}{2} \, d x + \frac{1}{2} \, c\right )^{7} + 12 \, C \tan \left (\frac{1}{2} \, d x + \frac{1}{2} \, c\right )^{7} - 9 \, A \tan \left (\frac{1}{2} \, d x + \frac{1}{2} \, c\right )^{5} - 40 \, B \tan \left (\frac{1}{2} \, d x + \frac{1}{2} \, c\right )^{5} + 12 \, C \tan \left (\frac{1}{2} \, d x + \frac{1}{2} \, c\right )^{5} + 9 \, A \tan \left (\frac{1}{2} \, d x + \frac{1}{2} \, c\right )^{3} - 40 \, B \tan \left (\frac{1}{2} \, d x + \frac{1}{2} \, c\right )^{3} - 12 \, C \tan \left (\frac{1}{2} \, d x + \frac{1}{2} \, c\right )^{3} - 15 \, A \tan \left (\frac{1}{2} \, d x + \frac{1}{2} \, c\right ) - 24 \, B \tan \left (\frac{1}{2} \, d x + \frac{1}{2} \, c\right ) - 12 \, C \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 )}^{4}}}{24 \, d} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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