Optimal. Leaf size=22 \[ -\frac{1}{7 a d (a \sin (c+d x)+a)^7} \]
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Rubi [A] time = 0.0250511, antiderivative size = 22, normalized size of antiderivative = 1., number of steps used = 2, number of rules used = 2, integrand size = 19, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.105, Rules used = {2667, 32} \[ -\frac{1}{7 a d (a \sin (c+d x)+a)^7} \]
Antiderivative was successfully verified.
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Rule 2667
Rule 32
Rubi steps
\begin{align*} \int \frac{\cos (c+d x)}{(a+a \sin (c+d x))^8} \, dx &=\frac{\operatorname{Subst}\left (\int \frac{1}{(a+x)^8} \, dx,x,a \sin (c+d x)\right )}{a d}\\ &=-\frac{1}{7 a d (a+a \sin (c+d x))^7}\\ \end{align*}
Mathematica [A] time = 0.228168, size = 33, normalized size = 1.5 \[ -\frac{1}{7 a^8 d \left (\sin \left (\frac{1}{2} (c+d x)\right )+\cos \left (\frac{1}{2} (c+d x)\right )\right )^{14}} \]
Antiderivative was successfully verified.
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Maple [A] time = 0.02, size = 21, normalized size = 1. \begin{align*} -{\frac{1}{7\,da \left ( a+a\sin \left ( dx+c \right ) \right ) ^{7}}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A] time = 0.965244, size = 27, normalized size = 1.23 \begin{align*} -\frac{1}{7 \,{\left (a \sin \left (d x + c\right ) + a\right )}^{7} a d} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [B] time = 1.72512, size = 263, normalized size = 11.95 \begin{align*} \frac{1}{7 \,{\left (7 \, a^{8} d \cos \left (d x + c\right )^{6} - 56 \, a^{8} d \cos \left (d x + c\right )^{4} + 112 \, a^{8} d \cos \left (d x + c\right )^{2} - 64 \, a^{8} d +{\left (a^{8} d \cos \left (d x + c\right )^{6} - 24 \, a^{8} d \cos \left (d x + c\right )^{4} + 80 \, a^{8} d \cos \left (d x + c\right )^{2} - 64 \, a^{8} d\right )} \sin \left (d x + c\right )\right )}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [A] time = 52.7169, size = 128, normalized size = 5.82 \begin{align*} \begin{cases} - \frac{1}{7 a^{8} d \sin ^{7}{\left (c + d x \right )} + 49 a^{8} d \sin ^{6}{\left (c + d x \right )} + 147 a^{8} d \sin ^{5}{\left (c + d x \right )} + 245 a^{8} d \sin ^{4}{\left (c + d x \right )} + 245 a^{8} d \sin ^{3}{\left (c + d x \right )} + 147 a^{8} d \sin ^{2}{\left (c + d x \right )} + 49 a^{8} d \sin{\left (c + d x \right )} + 7 a^{8} d} & \text{for}\: d \neq 0 \\\frac{x \cos{\left (c \right )}}{\left (a \sin{\left (c \right )} + a\right )^{8}} & \text{otherwise} \end{cases} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A] time = 1.15364, size = 27, normalized size = 1.23 \begin{align*} -\frac{1}{7 \,{\left (a \sin \left (d x + c\right ) + a\right )}^{7} a d} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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