Optimal. Leaf size=37 \[ \frac{\sin ^2(c+d x)}{2 a d}+\frac{\cos ^3(c+d x)}{3 a d} \]
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Rubi [A] time = 0.126194, antiderivative size = 37, normalized size of antiderivative = 1., number of steps used = 6, number of rules used = 5, integrand size = 21, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.238, Rules used = {3872, 2835, 2564, 30, 2565} \[ \frac{\sin ^2(c+d x)}{2 a d}+\frac{\cos ^3(c+d x)}{3 a d} \]
Antiderivative was successfully verified.
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Rule 3872
Rule 2835
Rule 2564
Rule 30
Rule 2565
Rubi steps
\begin{align*} \int \frac{\sin ^3(c+d x)}{a+a \sec (c+d x)} \, dx &=-\int \frac{\cos (c+d x) \sin ^3(c+d x)}{-a-a \cos (c+d x)} \, dx\\ &=\frac{\int \cos (c+d x) \sin (c+d x) \, dx}{a}-\frac{\int \cos ^2(c+d x) \sin (c+d x) \, dx}{a}\\ &=\frac{\operatorname{Subst}(\int x \, dx,x,\sin (c+d x))}{a d}+\frac{\operatorname{Subst}\left (\int x^2 \, dx,x,\cos (c+d x)\right )}{a d}\\ &=\frac{\cos ^3(c+d x)}{3 a d}+\frac{\sin ^2(c+d x)}{2 a d}\\ \end{align*}
Mathematica [A] time = 0.110726, size = 32, normalized size = 0.86 \[ \frac{2 \sin ^4\left (\frac{1}{2} (c+d x)\right ) (2 \cos (c+d x)+1)}{3 a d} \]
Antiderivative was successfully verified.
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Maple [A] time = 0.056, size = 30, normalized size = 0.8 \begin{align*} -{\frac{1}{da} \left ( -{\frac{1}{3\, \left ( \sec \left ( dx+c \right ) \right ) ^{3}}}+{\frac{1}{2\, \left ( \sec \left ( dx+c \right ) \right ) ^{2}}} \right ) } \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A] time = 0.991526, size = 39, normalized size = 1.05 \begin{align*} \frac{2 \, \cos \left (d x + c\right )^{3} - 3 \, \cos \left (d x + c\right )^{2}}{6 \, a d} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A] time = 1.66242, size = 66, normalized size = 1.78 \begin{align*} \frac{2 \, \cos \left (d x + c\right )^{3} - 3 \, \cos \left (d x + c\right )^{2}}{6 \, a 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 [A] time = 1.22407, size = 43, normalized size = 1.16 \begin{align*} \frac{\frac{2 \, \cos \left (d x + c\right )^{3}}{d} - \frac{3 \, \cos \left (d x + c\right )^{2}}{d}}{6 \, a} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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