Optimal. Leaf size=46 \[ -\frac{\cos ^7(a+b x)}{7 b}+\frac{2 \cos ^5(a+b x)}{5 b}-\frac{\cos ^3(a+b x)}{3 b} \]
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Rubi [A] time = 0.0354446, antiderivative size = 46, normalized size of antiderivative = 1., number of steps used = 3, number of rules used = 2, integrand size = 17, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.118, Rules used = {2565, 270} \[ -\frac{\cos ^7(a+b x)}{7 b}+\frac{2 \cos ^5(a+b x)}{5 b}-\frac{\cos ^3(a+b x)}{3 b} \]
Antiderivative was successfully verified.
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Rule 2565
Rule 270
Rubi steps
\begin{align*} \int \cos ^2(a+b x) \sin ^5(a+b x) \, dx &=-\frac{\operatorname{Subst}\left (\int x^2 \left (1-x^2\right )^2 \, dx,x,\cos (a+b x)\right )}{b}\\ &=-\frac{\operatorname{Subst}\left (\int \left (x^2-2 x^4+x^6\right ) \, dx,x,\cos (a+b x)\right )}{b}\\ &=-\frac{\cos ^3(a+b x)}{3 b}+\frac{2 \cos ^5(a+b x)}{5 b}-\frac{\cos ^7(a+b x)}{7 b}\\ \end{align*}
Mathematica [A] time = 0.0895744, size = 37, normalized size = 0.8 \[ \frac{\cos ^3(a+b x) (108 \cos (2 (a+b x))-15 \cos (4 (a+b x))-157)}{840 b} \]
Antiderivative was successfully verified.
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Maple [A] time = 0.012, size = 52, normalized size = 1.1 \begin{align*}{\frac{1}{b} \left ( -{\frac{ \left ( \cos \left ( bx+a \right ) \right ) ^{3} \left ( \sin \left ( bx+a \right ) \right ) ^{4}}{7}}-{\frac{4\, \left ( \cos \left ( bx+a \right ) \right ) ^{3} \left ( \sin \left ( bx+a \right ) \right ) ^{2}}{35}}-{\frac{8\, \left ( \cos \left ( bx+a \right ) \right ) ^{3}}{105}} \right ) } \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A] time = 0.981742, size = 49, normalized size = 1.07 \begin{align*} -\frac{15 \, \cos \left (b x + a\right )^{7} - 42 \, \cos \left (b x + a\right )^{5} + 35 \, \cos \left (b x + a\right )^{3}}{105 \, b} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A] time = 1.59817, size = 95, normalized size = 2.07 \begin{align*} -\frac{15 \, \cos \left (b x + a\right )^{7} - 42 \, \cos \left (b x + a\right )^{5} + 35 \, \cos \left (b x + a\right )^{3}}{105 \, b} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [A] time = 6.94841, size = 68, normalized size = 1.48 \begin{align*} \begin{cases} - \frac{\sin ^{4}{\left (a + b x \right )} \cos ^{3}{\left (a + b x \right )}}{3 b} - \frac{4 \sin ^{2}{\left (a + b x \right )} \cos ^{5}{\left (a + b x \right )}}{15 b} - \frac{8 \cos ^{7}{\left (a + b x \right )}}{105 b} & \text{for}\: b \neq 0 \\x \sin ^{5}{\left (a \right )} \cos ^{2}{\left (a \right )} & \text{otherwise} \end{cases} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A] time = 1.16678, size = 73, normalized size = 1.59 \begin{align*} -\frac{\cos \left (7 \, b x + 7 \, a\right )}{448 \, b} + \frac{3 \, \cos \left (5 \, b x + 5 \, a\right )}{320 \, b} - \frac{\cos \left (3 \, b x + 3 \, a\right )}{192 \, b} - \frac{5 \, \cos \left (b x + a\right )}{64 \, b} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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