Optimal. Leaf size=43 \[ \frac{2 \sqrt{d \cos (a+b x)}}{b d^3}+\frac{2}{3 b d (d \cos (a+b x))^{3/2}} \]
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Rubi [A] time = 0.0517832, antiderivative size = 43, normalized size of antiderivative = 1., number of steps used = 3, number of rules used = 2, integrand size = 21, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.095, Rules used = {2565, 14} \[ \frac{2 \sqrt{d \cos (a+b x)}}{b d^3}+\frac{2}{3 b d (d \cos (a+b x))^{3/2}} \]
Antiderivative was successfully verified.
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Rule 2565
Rule 14
Rubi steps
\begin{align*} \int \frac{\sin ^3(a+b x)}{(d \cos (a+b x))^{5/2}} \, dx &=-\frac{\operatorname{Subst}\left (\int \frac{1-\frac{x^2}{d^2}}{x^{5/2}} \, dx,x,d \cos (a+b x)\right )}{b d}\\ &=-\frac{\operatorname{Subst}\left (\int \left (\frac{1}{x^{5/2}}-\frac{1}{d^2 \sqrt{x}}\right ) \, dx,x,d \cos (a+b x)\right )}{b d}\\ &=\frac{2}{3 b d (d \cos (a+b x))^{3/2}}+\frac{2 \sqrt{d \cos (a+b x)}}{b d^3}\\ \end{align*}
Mathematica [A] time = 0.111302, size = 48, normalized size = 1.12 \[ -\frac{2 \left (3 \sin ^2(a+b x)+4 \cos ^2(a+b x)^{3/4}-4\right )}{3 b d (d \cos (a+b x))^{3/2}} \]
Antiderivative was successfully verified.
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Maple [B] time = 0.089, size = 85, normalized size = 2. \begin{align*}{\frac{8}{3\,{d}^{3}b}\sqrt{-2\, \left ( \sin \left ( 1/2\,bx+a/2 \right ) \right ) ^{2}d+d} \left ( 3\, \left ( \sin \left ( 1/2\,bx+a/2 \right ) \right ) ^{4}-3\, \left ( \sin \left ( 1/2\,bx+a/2 \right ) \right ) ^{2}+1 \right ) \left ( 4\, \left ( \sin \left ( 1/2\,bx+a/2 \right ) \right ) ^{4}-4\, \left ( \sin \left ( 1/2\,bx+a/2 \right ) \right ) ^{2}+1 \right ) ^{-1}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A] time = 0.971462, size = 46, normalized size = 1.07 \begin{align*} \frac{2 \,{\left (\frac{1}{\left (d \cos \left (b x + a\right )\right )^{\frac{3}{2}}} + \frac{3 \, \sqrt{d \cos \left (b x + a\right )}}{d^{2}}\right )}}{3 \, b d} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A] time = 2.29473, size = 97, normalized size = 2.26 \begin{align*} \frac{2 \, \sqrt{d \cos \left (b x + a\right )}{\left (3 \, \cos \left (b x + a\right )^{2} + 1\right )}}{3 \, b d^{3} \cos \left (b x + a\right )^{2}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [A] time = 67.2828, size = 63, normalized size = 1.47 \begin{align*} \begin{cases} \frac{2 \sin ^{2}{\left (a + b x \right )}}{3 b d^{\frac{5}{2}} \cos ^{\frac{3}{2}}{\left (a + b x \right )}} + \frac{8 \sqrt{\cos{\left (a + b x \right )}}}{3 b d^{\frac{5}{2}}} & \text{for}\: b \neq 0 \\\frac{x \sin ^{3}{\left (a \right )}}{\left (d \cos{\left (a \right )}\right )^{\frac{5}{2}}} & \text{otherwise} \end{cases} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A] time = 1.18174, size = 55, normalized size = 1.28 \begin{align*} \frac{2 \,{\left (3 \, \sqrt{d \cos \left (b x + a\right )} + \frac{d}{\sqrt{d \cos \left (b x + a\right )} \cos \left (b x + a\right )}\right )}}{3 \, b d^{3}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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