Optimal. Leaf size=109 \[ \frac{2 x \left (1+e^{2 i a} \left (c x^n\right )^{2 i b}\right )^{3/2} \text{Hypergeometric2F1}\left (\frac{3}{2},\frac{1}{4} \left (3-\frac{2 i}{b n}\right ),\frac{1}{4} \left (7-\frac{2 i}{b n}\right ),-e^{2 i a} \left (c x^n\right )^{2 i b}\right ) \sec ^{\frac{3}{2}}\left (a+b \log \left (c x^n\right )\right )}{2+3 i b n} \]
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Rubi [A] time = 0.0724252, antiderivative size = 109, normalized size of antiderivative = 1., number of steps used = 3, number of rules used = 3, integrand size = 15, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.2, Rules used = {4503, 4507, 364} \[ \frac{2 x \left (1+e^{2 i a} \left (c x^n\right )^{2 i b}\right )^{3/2} \, _2F_1\left (\frac{3}{2},\frac{1}{4} \left (3-\frac{2 i}{b n}\right );\frac{1}{4} \left (7-\frac{2 i}{b n}\right );-e^{2 i a} \left (c x^n\right )^{2 i b}\right ) \sec ^{\frac{3}{2}}\left (a+b \log \left (c x^n\right )\right )}{2+3 i b n} \]
Antiderivative was successfully verified.
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Rule 4503
Rule 4507
Rule 364
Rubi steps
\begin{align*} \int \sec ^{\frac{3}{2}}\left (a+b \log \left (c x^n\right )\right ) \, dx &=\frac{\left (x \left (c x^n\right )^{-1/n}\right ) \operatorname{Subst}\left (\int x^{-1+\frac{1}{n}} \sec ^{\frac{3}{2}}(a+b \log (x)) \, dx,x,c x^n\right )}{n}\\ &=\frac{\left (x \left (c x^n\right )^{-\frac{3 i b}{2}-\frac{1}{n}} \left (1+e^{2 i a} \left (c x^n\right )^{2 i b}\right )^{3/2} \sec ^{\frac{3}{2}}\left (a+b \log \left (c x^n\right )\right )\right ) \operatorname{Subst}\left (\int \frac{x^{-1+\frac{3 i b}{2}+\frac{1}{n}}}{\left (1+e^{2 i a} x^{2 i b}\right )^{3/2}} \, dx,x,c x^n\right )}{n}\\ &=\frac{2 x \left (1+e^{2 i a} \left (c x^n\right )^{2 i b}\right )^{3/2} \, _2F_1\left (\frac{3}{2},\frac{1}{4} \left (3-\frac{2 i}{b n}\right );\frac{1}{4} \left (7-\frac{2 i}{b n}\right );-e^{2 i a} \left (c x^n\right )^{2 i b}\right ) \sec ^{\frac{3}{2}}\left (a+b \log \left (c x^n\right )\right )}{2+3 i b n}\\ \end{align*}
Mathematica [B] time = 5.86212, size = 415, normalized size = 3.81 \[ \frac{\sqrt{2} x^{1-i b n} \left ((3 b n-2 i) \left ((-b n+2 i) \sqrt{\frac{e^{i a} \left (c x^n\right )^{i b}}{1+e^{2 i a} \left (c x^n\right )^{2 i b}}} \sqrt{1+e^{2 i a} \left (c x^n\right )^{2 i b}} \text{Hypergeometric2F1}\left (\frac{1}{2},-\frac{b n+2 i}{4 b n},\frac{3}{4}-\frac{i}{2 b n},-e^{2 i a} \left (c x^n\right )^{2 i b}\right )+\sqrt{2} x^{i b n} (b n \cos (b n \log (x))-2 \sin (b n \log (x))) \sqrt{\sec \left (a+b \log \left (c x^n\right )\right )}\right )-\left (b^2 n^2+4\right ) x^{2 i b n} \sqrt{\frac{e^{i a} \left (c x^n\right )^{i b}}{1+e^{2 i a} \left (c x^n\right )^{2 i b}}} \sqrt{1+e^{2 i a} \left (c x^n\right )^{2 i b}} \text{Hypergeometric2F1}\left (\frac{1}{2},\frac{3}{4}-\frac{i}{2 b n},\frac{7}{4}-\frac{i}{2 b n},-e^{2 i a} \left (c x^n\right )^{2 i b}\right )\right )}{b n (3 b n-2 i) \left (b n \sin \left (a+b \log \left (c x^n\right )-b n \log (x)\right )-2 \cos \left (a+b \log \left (c x^n\right )-b n \log (x)\right )\right )} \]
Warning: Unable to verify antiderivative.
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Maple [F] time = 0.273, size = 0, normalized size = 0. \begin{align*} \int \left ( \sec \left ( a+b\ln \left ( c{x}^{n} \right ) \right ) \right ) ^{{\frac{3}{2}}}\, dx \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [F] time = 0., size = 0, normalized size = 0. \begin{align*} \int \sec \left (b \log \left (c x^{n}\right ) + a\right )^{\frac{3}{2}}\,{d x} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [F(-2)] time = 0., size = 0, normalized size = 0. \begin{align*} \text{Exception raised: UnboundLocalError} \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(-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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