Optimal. Leaf size=25 \[ \frac{b x \sqrt{b \cos (c+d x)}}{\sqrt{\cos (c+d x)}} \]
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Rubi [A] time = 0.0027328, antiderivative size = 25, normalized size of antiderivative = 1., number of steps used = 2, number of rules used = 2, integrand size = 23, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.087, Rules used = {17, 8} \[ \frac{b x \sqrt{b \cos (c+d x)}}{\sqrt{\cos (c+d x)}} \]
Antiderivative was successfully verified.
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Rule 17
Rule 8
Rubi steps
\begin{align*} \int \frac{(b \cos (c+d x))^{3/2}}{\cos ^{\frac{3}{2}}(c+d x)} \, dx &=\frac{\left (b \sqrt{b \cos (c+d x)}\right ) \int 1 \, dx}{\sqrt{\cos (c+d x)}}\\ &=\frac{b x \sqrt{b \cos (c+d x)}}{\sqrt{\cos (c+d x)}}\\ \end{align*}
Mathematica [A] time = 0.0159376, size = 24, normalized size = 0.96 \[ \frac{x (b \cos (c+d x))^{3/2}}{\cos ^{\frac{3}{2}}(c+d x)} \]
Antiderivative was successfully verified.
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Maple [A] time = 0.145, size = 28, normalized size = 1.1 \begin{align*}{\frac{dx+c}{d} \left ( b\cos \left ( dx+c \right ) \right ) ^{{\frac{3}{2}}} \left ( \cos \left ( dx+c \right ) \right ) ^{-{\frac{3}{2}}}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A] time = 1.54437, size = 35, normalized size = 1.4 \begin{align*} \frac{2 \, b^{\frac{3}{2}} \arctan \left (\frac{\sin \left (d x + c\right )}{\cos \left (d x + c\right ) + 1}\right )}{d} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A] time = 1.87889, size = 267, normalized size = 10.68 \begin{align*} \left [\frac{\sqrt{-b} b \log \left (2 \, b \cos \left (d x + c\right )^{2} - 2 \, \sqrt{b \cos \left (d x + c\right )} \sqrt{-b} \sqrt{\cos \left (d x + c\right )} \sin \left (d x + c\right ) - b\right )}{2 \, d}, \frac{b^{\frac{3}{2}} \arctan \left (\frac{\sqrt{b \cos \left (d x + c\right )} \sin \left (d x + c\right )}{\sqrt{b} \cos \left (d x + c\right )^{\frac{3}{2}}}\right )}{d}\right ] \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [F(-1)] time = 0., size = 0, normalized size = 0. \begin{align*} \text{Timed out} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [F] time = 0., size = 0, normalized size = 0. \begin{align*} \int \frac{\left (b \cos \left (d x + c\right )\right )^{\frac{3}{2}}}{\cos \left (d x + c\right )^{\frac{3}{2}}}\,{d x} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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