Optimal. Leaf size=31 \[ \frac{\cos ^5(a+b x)}{5 b}-\frac{\cos ^3(a+b x)}{3 b} \]
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Rubi [A] time = 0.0323095, antiderivative size = 31, 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, 14} \[ \frac{\cos ^5(a+b x)}{5 b}-\frac{\cos ^3(a+b x)}{3 b} \]
Antiderivative was successfully verified.
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Rule 2565
Rule 14
Rubi steps
\begin{align*} \int \cos ^2(a+b x) \sin ^3(a+b x) \, dx &=-\frac{\operatorname{Subst}\left (\int x^2 \left (1-x^2\right ) \, dx,x,\cos (a+b x)\right )}{b}\\ &=-\frac{\operatorname{Subst}\left (\int \left (x^2-x^4\right ) \, dx,x,\cos (a+b x)\right )}{b}\\ &=-\frac{\cos ^3(a+b x)}{3 b}+\frac{\cos ^5(a+b x)}{5 b}\\ \end{align*}
Mathematica [A] time = 0.061844, size = 27, normalized size = 0.87 \[ \frac{\cos ^3(a+b x) (3 \cos (2 (a+b x))-7)}{30 b} \]
Antiderivative was successfully verified.
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Maple [A] time = 0.012, size = 34, 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 ) ^{2}}{5}}-{\frac{2\, \left ( \cos \left ( bx+a \right ) \right ) ^{3}}{15}} \right ) } \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A] time = 0.979482, size = 35, normalized size = 1.13 \begin{align*} \frac{3 \, \cos \left (b x + a\right )^{5} - 5 \, \cos \left (b x + a\right )^{3}}{15 \, b} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A] time = 1.638, size = 62, normalized size = 2. \begin{align*} \frac{3 \, \cos \left (b x + a\right )^{5} - 5 \, \cos \left (b x + a\right )^{3}}{15 \, b} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [A] time = 2.13542, size = 46, normalized size = 1.48 \begin{align*} \begin{cases} - \frac{\sin ^{2}{\left (a + b x \right )} \cos ^{3}{\left (a + b x \right )}}{3 b} - \frac{2 \cos ^{5}{\left (a + b x \right )}}{15 b} & \text{for}\: b \neq 0 \\x \sin ^{3}{\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 = 1.24596, size = 36, normalized size = 1.16 \begin{align*} \frac{\cos \left (b x + a\right )^{5}}{5 \, b} - \frac{\cos \left (b x + a\right )^{3}}{3 \, b} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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