Optimal. Leaf size=89 \[ \frac{\tanh ^{-1}\left (\frac{\sqrt{a \sin (c+d x)+a}}{\sqrt{2} \sqrt{a}}\right )}{2 \sqrt{2} a^{3/2} d}-\frac{1}{2 a d \sqrt{a \sin (c+d x)+a}}-\frac{1}{3 d (a \sin (c+d x)+a)^{3/2}} \]
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Rubi [A] time = 0.0768569, antiderivative size = 89, normalized size of antiderivative = 1., number of steps used = 5, number of rules used = 4, integrand size = 21, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.19, Rules used = {2667, 51, 63, 206} \[ \frac{\tanh ^{-1}\left (\frac{\sqrt{a \sin (c+d x)+a}}{\sqrt{2} \sqrt{a}}\right )}{2 \sqrt{2} a^{3/2} d}-\frac{1}{2 a d \sqrt{a \sin (c+d x)+a}}-\frac{1}{3 d (a \sin (c+d x)+a)^{3/2}} \]
Antiderivative was successfully verified.
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Rule 2667
Rule 51
Rule 63
Rule 206
Rubi steps
\begin{align*} \int \frac{\sec (c+d x)}{(a+a \sin (c+d x))^{3/2}} \, dx &=\frac{a \operatorname{Subst}\left (\int \frac{1}{(a-x) (a+x)^{5/2}} \, dx,x,a \sin (c+d x)\right )}{d}\\ &=-\frac{1}{3 d (a+a \sin (c+d x))^{3/2}}+\frac{\operatorname{Subst}\left (\int \frac{1}{(a-x) (a+x)^{3/2}} \, dx,x,a \sin (c+d x)\right )}{2 d}\\ &=-\frac{1}{3 d (a+a \sin (c+d x))^{3/2}}-\frac{1}{2 a d \sqrt{a+a \sin (c+d x)}}+\frac{\operatorname{Subst}\left (\int \frac{1}{(a-x) \sqrt{a+x}} \, dx,x,a \sin (c+d x)\right )}{4 a d}\\ &=-\frac{1}{3 d (a+a \sin (c+d x))^{3/2}}-\frac{1}{2 a d \sqrt{a+a \sin (c+d x)}}+\frac{\operatorname{Subst}\left (\int \frac{1}{2 a-x^2} \, dx,x,\sqrt{a+a \sin (c+d x)}\right )}{2 a d}\\ &=\frac{\tanh ^{-1}\left (\frac{\sqrt{a+a \sin (c+d x)}}{\sqrt{2} \sqrt{a}}\right )}{2 \sqrt{2} a^{3/2} d}-\frac{1}{3 d (a+a \sin (c+d x))^{3/2}}-\frac{1}{2 a d \sqrt{a+a \sin (c+d x)}}\\ \end{align*}
Mathematica [C] time = 0.06767, size = 41, normalized size = 0.46 \[ -\frac{\, _2F_1\left (-\frac{3}{2},1;-\frac{1}{2};\frac{1}{2} (\sin (c+d x)+1)\right )}{3 d (a \sin (c+d x)+a)^{3/2}} \]
Antiderivative was successfully verified.
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Maple [A] time = 0.085, size = 71, normalized size = 0.8 \begin{align*} -{\frac{a}{d} \left ( -{\frac{\sqrt{2}}{4}{\it Artanh} \left ({\frac{\sqrt{2}}{2}\sqrt{a+a\sin \left ( dx+c \right ) }{\frac{1}{\sqrt{a}}}} \right ){a}^{-{\frac{5}{2}}}}+{\frac{1}{2\,{a}^{2}}{\frac{1}{\sqrt{a+a\sin \left ( dx+c \right ) }}}}+{\frac{1}{3\,a} \left ( a+a\sin \left ( dx+c \right ) \right ) ^{-{\frac{3}{2}}}} \right ) } \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [F(-2)] time = 0., size = 0, normalized size = 0. \begin{align*} \text{Exception raised: ValueError} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A] time = 2.34851, size = 355, normalized size = 3.99 \begin{align*} \frac{3 \, \sqrt{2}{\left (\cos \left (d x + c\right )^{2} - 2 \, \sin \left (d x + c\right ) - 2\right )} \sqrt{a} \log \left (-\frac{a \sin \left (d x + c\right ) + 2 \, \sqrt{2} \sqrt{a \sin \left (d x + c\right ) + a} \sqrt{a} + 3 \, a}{\sin \left (d x + c\right ) - 1}\right ) + 4 \, \sqrt{a \sin \left (d x + c\right ) + a}{\left (3 \, \sin \left (d x + c\right ) + 5\right )}}{24 \,{\left (a^{2} d \cos \left (d x + c\right )^{2} - 2 \, a^{2} d \sin \left (d x + c\right ) - 2 \, a^{2} d\right )}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [F] time = 0., size = 0, normalized size = 0. \begin{align*} \int \frac{\sec{\left (c + d x \right )}}{\left (a \left (\sin{\left (c + d x \right )} + 1\right )\right )^{\frac{3}{2}}}\, dx \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A] time = 1.11997, size = 103, normalized size = 1.16 \begin{align*} -\frac{1}{12} \, a{\left (\frac{3 \, \sqrt{2} \arctan \left (\frac{\sqrt{2} \sqrt{a \sin \left (d x + c\right ) + a}}{2 \, \sqrt{-a}}\right )}{\sqrt{-a} a^{2} d} + \frac{2 \,{\left (3 \, a \sin \left (d x + c\right ) + 5 \, a\right )}}{{\left (a \sin \left (d x + c\right ) + a\right )}^{\frac{3}{2}} a^{2} d}\right )} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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