Optimal. Leaf size=18 \[ \frac{\sin ^2(e+f x) \cos (e+f x)}{f} \]
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Rubi [A] time = 0.0142884, antiderivative size = 18, normalized size of antiderivative = 1., number of steps used = 1, number of rules used = 1, integrand size = 19, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.053, Rules used = {3011} \[ \frac{\sin ^2(e+f x) \cos (e+f x)}{f} \]
Antiderivative was successfully verified.
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Rule 3011
Rubi steps
\begin{align*} \int \sin (e+f x) \left (2-3 \sin ^2(e+f x)\right ) \, dx &=\frac{\cos (e+f x) \sin ^2(e+f x)}{f}\\ \end{align*}
Mathematica [B] time = 0.0231559, size = 51, normalized size = 2.83 \[ \frac{2 \sin (e) \sin (f x)}{f}-\frac{2 \cos (e) \cos (f x)}{f}+\frac{9 \cos (e+f x)}{4 f}-\frac{\cos (3 (e+f x))}{4 f} \]
Antiderivative was successfully verified.
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Maple [A] time = 0.026, size = 31, normalized size = 1.7 \begin{align*}{\frac{ \left ( 2+ \left ( \sin \left ( fx+e \right ) \right ) ^{2} \right ) \cos \left ( fx+e \right ) -2\,\cos \left ( fx+e \right ) }{f}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A] time = 0.95438, size = 30, normalized size = 1.67 \begin{align*} -\frac{\cos \left (f x + e\right )^{3} - \cos \left (f x + e\right )}{f} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A] time = 1.63936, size = 49, normalized size = 2.72 \begin{align*} -\frac{\cos \left (f x + e\right )^{3} - \cos \left (f x + e\right )}{f} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [A] time = 0.847773, size = 53, normalized size = 2.94 \begin{align*} \begin{cases} \frac{3 \sin ^{2}{\left (e + f x \right )} \cos{\left (e + f x \right )}}{f} + \frac{2 \cos ^{3}{\left (e + f x \right )}}{f} - \frac{2 \cos{\left (e + f x \right )}}{f} & \text{for}\: f \neq 0 \\x \left (2 - 3 \sin ^{2}{\left (e \right )}\right ) \sin{\left (e \right )} & \text{otherwise} \end{cases} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A] time = 1.11084, size = 35, normalized size = 1.94 \begin{align*} -\frac{\cos \left (f x + e\right )^{3}}{f} + \frac{\cos \left (f x + e\right )}{f} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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