Optimal. Leaf size=21 \[ \frac{2}{3} \sin ^{\frac{3}{2}}(x)-\frac{2}{7} \sin ^{\frac{7}{2}}(x) \]
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Rubi [A] time = 0.0224468, antiderivative size = 21, normalized size of antiderivative = 1., number of steps used = 3, number of rules used = 2, integrand size = 11, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.182, Rules used = {2564, 14} \[ \frac{2}{3} \sin ^{\frac{3}{2}}(x)-\frac{2}{7} \sin ^{\frac{7}{2}}(x) \]
Antiderivative was successfully verified.
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Rule 2564
Rule 14
Rubi steps
\begin{align*} \int \cos ^3(x) \sqrt{\sin (x)} \, dx &=\operatorname{Subst}\left (\int \sqrt{x} \left (1-x^2\right ) \, dx,x,\sin (x)\right )\\ &=\operatorname{Subst}\left (\int \left (\sqrt{x}-x^{5/2}\right ) \, dx,x,\sin (x)\right )\\ &=\frac{2}{3} \sin ^{\frac{3}{2}}(x)-\frac{2}{7} \sin ^{\frac{7}{2}}(x)\\ \end{align*}
Mathematica [A] time = 0.0111494, size = 18, normalized size = 0.86 \[ \frac{1}{21} \sin ^{\frac{3}{2}}(x) (3 \cos (2 x)+11) \]
Antiderivative was successfully verified.
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Maple [A] time = 0.02, size = 14, normalized size = 0.7 \begin{align*}{\frac{2}{3} \left ( \sin \left ( x \right ) \right ) ^{{\frac{3}{2}}}}-{\frac{2}{7} \left ( \sin \left ( x \right ) \right ) ^{{\frac{7}{2}}}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A] time = 0.933042, size = 18, normalized size = 0.86 \begin{align*} -\frac{2}{7} \, \sin \left (x\right )^{\frac{7}{2}} + \frac{2}{3} \, \sin \left (x\right )^{\frac{3}{2}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A] time = 2.06587, size = 49, normalized size = 2.33 \begin{align*} \frac{2}{21} \,{\left (3 \, \cos \left (x\right )^{2} + 4\right )} \sin \left (x\right )^{\frac{3}{2}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [B] time = 42.1372, size = 167, normalized size = 7.95 \begin{align*} \frac{28 \sqrt{2} \sqrt{\frac{1}{\tan ^{2}{\left (\frac{x}{2} \right )} + 1}} \tan ^{\frac{11}{2}}{\left (\frac{x}{2} \right )}}{21 \tan ^{6}{\left (\frac{x}{2} \right )} + 63 \tan ^{4}{\left (\frac{x}{2} \right )} + 63 \tan ^{2}{\left (\frac{x}{2} \right )} + 21} + \frac{8 \sqrt{2} \sqrt{\frac{1}{\tan ^{2}{\left (\frac{x}{2} \right )} + 1}} \tan ^{\frac{7}{2}}{\left (\frac{x}{2} \right )}}{21 \tan ^{6}{\left (\frac{x}{2} \right )} + 63 \tan ^{4}{\left (\frac{x}{2} \right )} + 63 \tan ^{2}{\left (\frac{x}{2} \right )} + 21} + \frac{28 \sqrt{2} \sqrt{\frac{1}{\tan ^{2}{\left (\frac{x}{2} \right )} + 1}} \tan ^{\frac{3}{2}}{\left (\frac{x}{2} \right )}}{21 \tan ^{6}{\left (\frac{x}{2} \right )} + 63 \tan ^{4}{\left (\frac{x}{2} \right )} + 63 \tan ^{2}{\left (\frac{x}{2} \right )} + 21} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A] time = 1.04997, size = 18, normalized size = 0.86 \begin{align*} -\frac{2}{7} \, \sin \left (x\right )^{\frac{7}{2}} + \frac{2}{3} \, \sin \left (x\right )^{\frac{3}{2}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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