Optimal. Leaf size=324 \[ \frac{2 c^3 \tan (e+f x) \tanh ^{-1}\left (\frac{\sqrt{a-a \sec (e+f x)}}{\sqrt{a}}\right )}{\sqrt{a} f \sqrt{a-a \sec (e+f x)} \sqrt{a \sec (e+f x)+a}}-\frac{(c-d)^3 \tan (e+f x)}{2 a f (\sec (e+f x)+1) \sqrt{a \sec (e+f x)+a}}-\frac{(c-d)^3 \tan (e+f x) \tanh ^{-1}\left (\frac{\sqrt{a-a \sec (e+f x)}}{\sqrt{2} \sqrt{a}}\right )}{2 \sqrt{2} \sqrt{a} f \sqrt{a-a \sec (e+f x)} \sqrt{a \sec (e+f x)+a}}-\frac{\sqrt{2} (c-d)^2 (c+2 d) \tan (e+f x) \tanh ^{-1}\left (\frac{\sqrt{a-a \sec (e+f x)}}{\sqrt{2} \sqrt{a}}\right )}{\sqrt{a} f \sqrt{a-a \sec (e+f x)} \sqrt{a \sec (e+f x)+a}}+\frac{2 d^3 \tan (e+f x)}{a f \sqrt{a \sec (e+f x)+a}} \]
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Rubi [A] time = 0.236516, antiderivative size = 324, normalized size of antiderivative = 1., number of steps used = 10, number of rules used = 5, integrand size = 27, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.185, Rules used = {3940, 180, 63, 206, 51} \[ \frac{2 c^3 \tan (e+f x) \tanh ^{-1}\left (\frac{\sqrt{a-a \sec (e+f x)}}{\sqrt{a}}\right )}{\sqrt{a} f \sqrt{a-a \sec (e+f x)} \sqrt{a \sec (e+f x)+a}}-\frac{(c-d)^3 \tan (e+f x)}{2 a f (\sec (e+f x)+1) \sqrt{a \sec (e+f x)+a}}-\frac{(c-d)^3 \tan (e+f x) \tanh ^{-1}\left (\frac{\sqrt{a-a \sec (e+f x)}}{\sqrt{2} \sqrt{a}}\right )}{2 \sqrt{2} \sqrt{a} f \sqrt{a-a \sec (e+f x)} \sqrt{a \sec (e+f x)+a}}-\frac{\sqrt{2} (c-d)^2 (c+2 d) \tan (e+f x) \tanh ^{-1}\left (\frac{\sqrt{a-a \sec (e+f x)}}{\sqrt{2} \sqrt{a}}\right )}{\sqrt{a} f \sqrt{a-a \sec (e+f x)} \sqrt{a \sec (e+f x)+a}}+\frac{2 d^3 \tan (e+f x)}{a f \sqrt{a \sec (e+f x)+a}} \]
Antiderivative was successfully verified.
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Rule 3940
Rule 180
Rule 63
Rule 206
Rule 51
Rubi steps
\begin{align*} \int \frac{(c+d \sec (e+f x))^3}{(a+a \sec (e+f x))^{3/2}} \, dx &=-\frac{\left (a^2 \tan (e+f x)\right ) \operatorname{Subst}\left (\int \frac{(c+d x)^3}{x \sqrt{a-a x} (a+a x)^2} \, dx,x,\sec (e+f x)\right )}{f \sqrt{a-a \sec (e+f x)} \sqrt{a+a \sec (e+f x)}}\\ &=-\frac{\left (a^2 \tan (e+f x)\right ) \operatorname{Subst}\left (\int \left (\frac{d^3}{a^2 \sqrt{a-a x}}+\frac{c^3}{a^2 x \sqrt{a-a x}}-\frac{(c-d)^3}{a^2 (1+x)^2 \sqrt{a-a x}}-\frac{(c-d)^2 (c+2 d)}{a^2 (1+x) \sqrt{a-a x}}\right ) \, dx,x,\sec (e+f x)\right )}{f \sqrt{a-a \sec (e+f x)} \sqrt{a+a \sec (e+f x)}}\\ &=\frac{2 d^3 \tan (e+f x)}{a f \sqrt{a+a \sec (e+f x)}}-\frac{\left (c^3 \tan (e+f x)\right ) \operatorname{Subst}\left (\int \frac{1}{x \sqrt{a-a x}} \, dx,x,\sec (e+f x)\right )}{f \sqrt{a-a \sec (e+f x)} \sqrt{a+a \sec (e+f x)}}+\frac{\left ((c-d)^3 \tan (e+f x)\right ) \operatorname{Subst}\left (\int \frac{1}{(1+x)^2 \sqrt{a-a x}} \, dx,x,\sec (e+f x)\right )}{f \sqrt{a-a \sec (e+f x)} \sqrt{a+a \sec (e+f x)}}+\frac{\left ((c-d)^2 (c+2 d) \tan (e+f x)\right ) \operatorname{Subst}\left (\int \frac{1}{(1+x) \sqrt{a-a x}} \, dx,x,\sec (e+f x)\right )}{f \sqrt{a-a \sec (e+f x)} \sqrt{a+a \sec (e+f x)}}\\ &=\frac{2 d^3 \tan (e+f x)}{a f \sqrt{a+a \sec (e+f x)}}-\frac{(c-d)^3 \tan (e+f x)}{2 a f (1+\sec (e+f x)) \sqrt{a+a \sec (e+f x)}}+\frac{\left (2 c^3 \tan (e+f x)\right ) \operatorname{Subst}\left (\int \frac{1}{1-\frac{x^2}{a}} \, dx,x,\sqrt{a-a \sec (e+f x)}\right )}{a f \sqrt{a-a \sec (e+f x)} \sqrt{a+a \sec (e+f x)}}+\frac{\left ((c-d)^3 \tan (e+f x)\right ) \operatorname{Subst}\left (\int \frac{1}{(1+x) \sqrt{a-a x}} \, dx,x,\sec (e+f x)\right )}{4 f \sqrt{a-a \sec (e+f x)} \sqrt{a+a \sec (e+f x)}}-\frac{\left (2 (c-d)^2 (c+2 d) \tan (e+f x)\right ) \operatorname{Subst}\left (\int \frac{1}{2-\frac{x^2}{a}} \, dx,x,\sqrt{a-a \sec (e+f x)}\right )}{a f \sqrt{a-a \sec (e+f x)} \sqrt{a+a \sec (e+f x)}}\\ &=\frac{2 d^3 \tan (e+f x)}{a f \sqrt{a+a \sec (e+f x)}}-\frac{(c-d)^3 \tan (e+f x)}{2 a f (1+\sec (e+f x)) \sqrt{a+a \sec (e+f x)}}+\frac{2 c^3 \tanh ^{-1}\left (\frac{\sqrt{a-a \sec (e+f x)}}{\sqrt{a}}\right ) \tan (e+f x)}{\sqrt{a} f \sqrt{a-a \sec (e+f x)} \sqrt{a+a \sec (e+f x)}}-\frac{\sqrt{2} (c-d)^2 (c+2 d) \tanh ^{-1}\left (\frac{\sqrt{a-a \sec (e+f x)}}{\sqrt{2} \sqrt{a}}\right ) \tan (e+f x)}{\sqrt{a} f \sqrt{a-a \sec (e+f x)} \sqrt{a+a \sec (e+f x)}}-\frac{\left ((c-d)^3 \tan (e+f x)\right ) \operatorname{Subst}\left (\int \frac{1}{2-\frac{x^2}{a}} \, dx,x,\sqrt{a-a \sec (e+f x)}\right )}{2 a f \sqrt{a-a \sec (e+f x)} \sqrt{a+a \sec (e+f x)}}\\ &=\frac{2 d^3 \tan (e+f x)}{a f \sqrt{a+a \sec (e+f x)}}-\frac{(c-d)^3 \tan (e+f x)}{2 a f (1+\sec (e+f x)) \sqrt{a+a \sec (e+f x)}}+\frac{2 c^3 \tanh ^{-1}\left (\frac{\sqrt{a-a \sec (e+f x)}}{\sqrt{a}}\right ) \tan (e+f x)}{\sqrt{a} f \sqrt{a-a \sec (e+f x)} \sqrt{a+a \sec (e+f x)}}-\frac{(c-d)^3 \tanh ^{-1}\left (\frac{\sqrt{a-a \sec (e+f x)}}{\sqrt{2} \sqrt{a}}\right ) \tan (e+f x)}{2 \sqrt{2} \sqrt{a} f \sqrt{a-a \sec (e+f x)} \sqrt{a+a \sec (e+f x)}}-\frac{\sqrt{2} (c-d)^2 (c+2 d) \tanh ^{-1}\left (\frac{\sqrt{a-a \sec (e+f x)}}{\sqrt{2} \sqrt{a}}\right ) \tan (e+f x)}{\sqrt{a} f \sqrt{a-a \sec (e+f x)} \sqrt{a+a \sec (e+f x)}}\\ \end{align*}
Mathematica [C] time = 6.5066, size = 856, normalized size = 2.64 \[ \frac{2 \cos ^3\left (\frac{1}{2} (e+f x)\right ) (c+d \sec (e+f x))^3 \sqrt{\frac{1}{1-2 \sin ^2\left (\frac{1}{2} (e+f x)\right )}} \sqrt{1-2 \sin ^2\left (\frac{1}{2} (e+f x)\right )} \left (-\frac{2 \left (2 \sqrt{2} \sin ^{-1}\left (\sqrt{2} \sin \left (\frac{1}{2} (e+f x)\right )\right ) \sin ^2\left (\frac{1}{2} (e+f x)\right )+2 \sqrt{1-2 \sin ^2\left (\frac{1}{2} (e+f x)\right )} \sin \left (\frac{1}{2} (e+f x)\right )-\sqrt{2} \sin ^{-1}\left (\sqrt{2} \sin \left (\frac{1}{2} (e+f x)\right )\right )\right ) c^3}{1-2 \sin ^2\left (\frac{1}{2} (e+f x)\right )}-\frac{4 (c-3 d) \sin \left (\frac{1}{2} (e+f x)\right ) c^2}{\sqrt{1-2 \sin ^2\left (\frac{1}{2} (e+f x)\right )}}-\frac{3}{2} (c-d)^3 \tan ^{-1}\left (\frac{1-2 \sin \left (\frac{1}{2} (e+f x)\right )}{\sqrt{1-2 \sin ^2\left (\frac{1}{2} (e+f x)\right )}}\right )+\frac{3}{2} (c-d)^3 \tan ^{-1}\left (\frac{2 \sin \left (\frac{1}{2} (e+f x)\right )+1}{\sqrt{1-2 \sin ^2\left (\frac{1}{2} (e+f x)\right )}}\right )-\frac{(c-d)^2 (11 c+d) \sin \left (\frac{1}{2} (e+f x)\right ) \left (5 \sqrt{-\frac{\sin ^2\left (\frac{1}{2} (e+f x)\right )}{1-2 \sin ^2\left (\frac{1}{2} (e+f x)\right )}} \left (1-2 \sin ^2\left (\frac{1}{2} (e+f x)\right )\right )^2 \left (3-2 \sin ^2\left (\frac{1}{2} (e+f x)\right )\right ) \left (\sqrt{-\frac{\sin ^2\left (\frac{1}{2} (e+f x)\right )}{1-2 \sin ^2\left (\frac{1}{2} (e+f x)\right )}}-\tanh ^{-1}\left (\sqrt{-\frac{\sin ^2\left (\frac{1}{2} (e+f x)\right )}{1-2 \sin ^2\left (\frac{1}{2} (e+f x)\right )}}\right )\right ) \csc ^4\left (\frac{1}{2} (e+f x)\right )+\frac{2 \cos ^2\left (\frac{1}{2} (e+f x)\right ) \text{Hypergeometric2F1}\left (2,\frac{5}{2},\frac{7}{2},-\frac{\sin ^2\left (\frac{1}{2} (e+f x)\right )}{1-2 \sin ^2\left (\frac{1}{2} (e+f x)\right )}\right ) \sin ^2\left (\frac{1}{2} (e+f x)\right )}{1-2 \sin ^2\left (\frac{1}{2} (e+f x)\right )}\right )}{10 \left (1-2 \sin ^2\left (\frac{1}{2} (e+f x)\right )\right )^{3/2}}-\frac{(c-d)^3 \sqrt{1-2 \sin ^2\left (\frac{1}{2} (e+f x)\right )}}{1-\sin \left (\frac{1}{2} (e+f x)\right )}+\frac{(c-d)^3 \sqrt{1-2 \sin ^2\left (\frac{1}{2} (e+f x)\right )}}{\sin \left (\frac{1}{2} (e+f x)\right )+1}-\frac{(c-d)^3 \left (2 \sin \left (\frac{1}{2} (e+f x)\right )+1\right )}{4 \left (1-\sin \left (\frac{1}{2} (e+f x)\right )\right ) \sqrt{1-2 \sin ^2\left (\frac{1}{2} (e+f x)\right )}}+\frac{(c-d)^3 \left (1-2 \sin \left (\frac{1}{2} (e+f x)\right )\right )}{4 \left (\sin \left (\frac{1}{2} (e+f x)\right )+1\right ) \sqrt{1-2 \sin ^2\left (\frac{1}{2} (e+f x)\right )}}\right )}{f (d+c \cos (e+f x))^3 \sec ^{\frac{3}{2}}(e+f x) (a (\sec (e+f x)+1))^{3/2}} \]
Warning: Unable to verify antiderivative.
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Maple [B] time = 0.268, size = 957, normalized size = 3. \begin{align*} \text{result too large to display} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [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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Fricas [A] time = 66.1323, size = 1740, normalized size = 5.37 \begin{align*} \text{result too large to display} \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{\left (c + d \sec{\left (e + f x \right )}\right )^{3}}{\left (a \left (\sec{\left (e + f 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 [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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