Optimal. Leaf size=56 \[ \frac{2 \tan (e+f x) \sqrt{b \tan ^n(e+f x)} \text{Hypergeometric2F1}\left (1,\frac{n+2}{4},\frac{n+6}{4},-\tan ^2(e+f x)\right )}{f (n+2)} \]
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Rubi [A] time = 0.0418333, antiderivative size = 56, normalized size of antiderivative = 1., number of steps used = 3, number of rules used = 3, integrand size = 14, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.214, Rules used = {3659, 3476, 364} \[ \frac{2 \tan (e+f x) \sqrt{b \tan ^n(e+f x)} \, _2F_1\left (1,\frac{n+2}{4};\frac{n+6}{4};-\tan ^2(e+f x)\right )}{f (n+2)} \]
Antiderivative was successfully verified.
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Rule 3659
Rule 3476
Rule 364
Rubi steps
\begin{align*} \int \sqrt{b \tan ^n(e+f x)} \, dx &=\left (\tan ^{-\frac{n}{2}}(e+f x) \sqrt{b \tan ^n(e+f x)}\right ) \int \tan ^{\frac{n}{2}}(e+f x) \, dx\\ &=\frac{\left (\tan ^{-\frac{n}{2}}(e+f x) \sqrt{b \tan ^n(e+f x)}\right ) \operatorname{Subst}\left (\int \frac{x^{n/2}}{1+x^2} \, dx,x,\tan (e+f x)\right )}{f}\\ &=\frac{2 \, _2F_1\left (1,\frac{2+n}{4};\frac{6+n}{4};-\tan ^2(e+f x)\right ) \tan (e+f x) \sqrt{b \tan ^n(e+f x)}}{f (2+n)}\\ \end{align*}
Mathematica [A] time = 0.037718, size = 56, normalized size = 1. \[ \frac{2 \tan (e+f x) \sqrt{b \tan ^n(e+f x)} \text{Hypergeometric2F1}\left (1,\frac{n+2}{4},\frac{n+6}{4},-\tan ^2(e+f x)\right )}{f (n+2)} \]
Antiderivative was successfully verified.
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Maple [F] time = 0.119, size = 0, normalized size = 0. \begin{align*} \int \sqrt{b \left ( \tan \left ( fx+e \right ) \right ) ^{n}}\, 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 \sqrt{b \tan \left (f x + e\right )^{n}}\,{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] time = 0., size = 0, normalized size = 0. \begin{align*} \int \sqrt{b \tan ^{n}{\left (e + f x \right )}}\, dx \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 \sqrt{b \tan \left (f x + e\right )^{n}}\,{d x} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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