Optimal. Leaf size=50 \[ -\frac{(c x)^{n-1} \, _2F_1\left (1,-\frac{1-n}{n};2-\frac{1}{n};-\frac{b x^n}{a}\right )}{a c (1-n)} \]
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Rubi [A] time = 0.0127508, antiderivative size = 50, normalized size of antiderivative = 1., number of steps used = 1, number of rules used = 1, integrand size = 17, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.059, Rules used = {364} \[ -\frac{(c x)^{n-1} \, _2F_1\left (1,-\frac{1-n}{n};2-\frac{1}{n};-\frac{b x^n}{a}\right )}{a c (1-n)} \]
Antiderivative was successfully verified.
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Rule 364
Rubi steps
\begin{align*} \int \frac{(c x)^{-2+n}}{a+b x^n} \, dx &=-\frac{(c x)^{-1+n} \, _2F_1\left (1,-\frac{1-n}{n};2-\frac{1}{n};-\frac{b x^n}{a}\right )}{a c (1-n)}\\ \end{align*}
Mathematica [A] time = 0.0116366, size = 44, normalized size = 0.88 \[ \frac{x (c x)^{n-2} \, _2F_1\left (1,\frac{n-1}{n};\frac{n-1}{n}+1;-\frac{b x^n}{a}\right )}{a (n-1)} \]
Antiderivative was successfully verified.
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Maple [F] time = 0.067, size = 0, normalized size = 0. \begin{align*} \int{\frac{ \left ( cx \right ) ^{-2+n}}{a+b{x}^{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*} -a c^{n} \int \frac{1}{b^{2} c^{2} x^{2} x^{n} + a b c^{2} x^{2}}\,{d x} - \frac{c^{n - 2}}{b x} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [F] time = 0., size = 0, normalized size = 0. \begin{align*}{\rm integral}\left (\frac{\left (c x\right )^{n - 2}}{b x^{n} + a}, x\right ) \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [C] time = 19.2793, size = 41, normalized size = 0.82 \begin{align*} \frac{c^{n} \Phi \left (\frac{a x^{- n} e^{i \pi }}{b}, 1, \frac{1}{n}\right ) \Gamma \left (- \frac{1}{n}\right )}{b c^{2} n^{2} x \Gamma \left (1 - \frac{1}{n}\right )} \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 \frac{\left (c x\right )^{n - 2}}{b x^{n} + a}\,{d x} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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