Optimal. Leaf size=81 \[ -\frac{a \sin ^9(c+d x)}{9 d}+\frac{3 a \sin ^7(c+d x)}{7 d}-\frac{3 a \sin ^5(c+d x)}{5 d}+\frac{a \sin ^3(c+d x)}{3 d}-\frac{a \cos ^8(c+d x)}{8 d} \]
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Rubi [A] time = 0.08965, antiderivative size = 81, normalized size of antiderivative = 1., number of steps used = 6, number of rules used = 5, integrand size = 25, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.2, Rules used = {2834, 2565, 30, 2564, 270} \[ -\frac{a \sin ^9(c+d x)}{9 d}+\frac{3 a \sin ^7(c+d x)}{7 d}-\frac{3 a \sin ^5(c+d x)}{5 d}+\frac{a \sin ^3(c+d x)}{3 d}-\frac{a \cos ^8(c+d x)}{8 d} \]
Antiderivative was successfully verified.
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Rule 2834
Rule 2565
Rule 30
Rule 2564
Rule 270
Rubi steps
\begin{align*} \int \cos ^7(c+d x) \sin (c+d x) (a+a \sin (c+d x)) \, dx &=a \int \cos ^7(c+d x) \sin (c+d x) \, dx+a \int \cos ^7(c+d x) \sin ^2(c+d x) \, dx\\ &=-\frac{a \operatorname{Subst}\left (\int x^7 \, dx,x,\cos (c+d x)\right )}{d}+\frac{a \operatorname{Subst}\left (\int x^2 \left (1-x^2\right )^3 \, dx,x,\sin (c+d x)\right )}{d}\\ &=-\frac{a \cos ^8(c+d x)}{8 d}+\frac{a \operatorname{Subst}\left (\int \left (x^2-3 x^4+3 x^6-x^8\right ) \, dx,x,\sin (c+d x)\right )}{d}\\ &=-\frac{a \cos ^8(c+d x)}{8 d}+\frac{a \sin ^3(c+d x)}{3 d}-\frac{3 a \sin ^5(c+d x)}{5 d}+\frac{3 a \sin ^7(c+d x)}{7 d}-\frac{a \sin ^9(c+d x)}{9 d}\\ \end{align*}
Mathematica [A] time = 0.380543, size = 60, normalized size = 0.74 \[ \frac{a \left (\sin ^3(c+d x) (1389 \cos (2 (c+d x))+330 \cos (4 (c+d x))+35 \cos (6 (c+d x))+1606)-1260 \cos ^8(c+d x)\right )}{10080 d} \]
Antiderivative was successfully verified.
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Maple [A] time = 0.025, size = 74, normalized size = 0.9 \begin{align*}{\frac{1}{d} \left ( a \left ( -{\frac{\sin \left ( dx+c \right ) \left ( \cos \left ( dx+c \right ) \right ) ^{8}}{9}}+{\frac{\sin \left ( dx+c \right ) }{63} \left ({\frac{16}{5}}+ \left ( \cos \left ( dx+c \right ) \right ) ^{6}+{\frac{6\, \left ( \cos \left ( dx+c \right ) \right ) ^{4}}{5}}+{\frac{8\, \left ( \cos \left ( dx+c \right ) \right ) ^{2}}{5}} \right ) } \right ) -{\frac{a \left ( \cos \left ( dx+c \right ) \right ) ^{8}}{8}} \right ) } \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A] time = 1.00755, size = 127, normalized size = 1.57 \begin{align*} -\frac{280 \, a \sin \left (d x + c\right )^{9} + 315 \, a \sin \left (d x + c\right )^{8} - 1080 \, a \sin \left (d x + c\right )^{7} - 1260 \, a \sin \left (d x + c\right )^{6} + 1512 \, a \sin \left (d x + c\right )^{5} + 1890 \, a \sin \left (d x + c\right )^{4} - 840 \, a \sin \left (d x + c\right )^{3} - 1260 \, a \sin \left (d x + c\right )^{2}}{2520 \, d} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A] time = 1.48095, size = 193, normalized size = 2.38 \begin{align*} -\frac{315 \, a \cos \left (d x + c\right )^{8} + 8 \,{\left (35 \, a \cos \left (d x + c\right )^{8} - 5 \, a \cos \left (d x + c\right )^{6} - 6 \, a \cos \left (d x + c\right )^{4} - 8 \, a \cos \left (d x + c\right )^{2} - 16 \, a\right )} \sin \left (d x + c\right )}{2520 \, d} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [A] time = 21.0276, size = 114, normalized size = 1.41 \begin{align*} \begin{cases} \frac{16 a \sin ^{9}{\left (c + d x \right )}}{315 d} + \frac{8 a \sin ^{7}{\left (c + d x \right )} \cos ^{2}{\left (c + d x \right )}}{35 d} + \frac{2 a \sin ^{5}{\left (c + d x \right )} \cos ^{4}{\left (c + d x \right )}}{5 d} + \frac{a \sin ^{3}{\left (c + d x \right )} \cos ^{6}{\left (c + d x \right )}}{3 d} - \frac{a \cos ^{8}{\left (c + d x \right )}}{8 d} & \text{for}\: d \neq 0 \\x \left (a \sin{\left (c \right )} + a\right ) \sin{\left (c \right )} \cos ^{7}{\left (c \right )} & \text{otherwise} \end{cases} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A] time = 1.19917, size = 159, normalized size = 1.96 \begin{align*} -\frac{a \cos \left (8 \, d x + 8 \, c\right )}{1024 \, d} - \frac{a \cos \left (6 \, d x + 6 \, c\right )}{128 \, d} - \frac{7 \, a \cos \left (4 \, d x + 4 \, c\right )}{256 \, d} - \frac{7 \, a \cos \left (2 \, d x + 2 \, c\right )}{128 \, d} - \frac{a \sin \left (9 \, d x + 9 \, c\right )}{2304 \, d} - \frac{5 \, a \sin \left (7 \, d x + 7 \, c\right )}{1792 \, d} - \frac{a \sin \left (5 \, d x + 5 \, c\right )}{160 \, d} + \frac{7 \, a \sin \left (d x + c\right )}{128 \, d} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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