Integrand size = 19, antiderivative size = 42 \[ \int \frac {c+d x^{-1+n}}{a+b x^n} \, dx=\frac {c x \operatorname {Hypergeometric2F1}\left (1,\frac {1}{n},1+\frac {1}{n},-\frac {b x^n}{a}\right )}{a}+\frac {d \log \left (a+b x^n\right )}{b n} \]
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Time = 0.02 (sec) , antiderivative size = 42, normalized size of antiderivative = 1.00, number of steps used = 3, number of rules used = 3, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.158, Rules used = {1905, 251, 266} \[ \int \frac {c+d x^{-1+n}}{a+b x^n} \, dx=\frac {c x \operatorname {Hypergeometric2F1}\left (1,\frac {1}{n},1+\frac {1}{n},-\frac {b x^n}{a}\right )}{a}+\frac {d \log \left (a+b x^n\right )}{b n} \]
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Rule 251
Rule 266
Rule 1905
Rubi steps \begin{align*} \text {integral}& = c \int \frac {1}{a+b x^n} \, dx+d \int \frac {x^{-1+n}}{a+b x^n} \, dx \\ & = \frac {c x \, _2F_1\left (1,\frac {1}{n};1+\frac {1}{n};-\frac {b x^n}{a}\right )}{a}+\frac {d \log \left (a+b x^n\right )}{b n} \\ \end{align*}
Time = 0.11 (sec) , antiderivative size = 42, normalized size of antiderivative = 1.00 \[ \int \frac {c+d x^{-1+n}}{a+b x^n} \, dx=\frac {c x \operatorname {Hypergeometric2F1}\left (1,\frac {1}{n},1+\frac {1}{n},-\frac {b x^n}{a}\right )}{a}+\frac {d \log \left (a+b x^n\right )}{b n} \]
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\[\int \frac {c +d \,x^{-1+n}}{a +b \,x^{n}}d x\]
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\[ \int \frac {c+d x^{-1+n}}{a+b x^n} \, dx=\int { \frac {d x^{n - 1} + c}{b x^{n} + a} \,d x } \]
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Time = 1.22 (sec) , antiderivative size = 73, normalized size of antiderivative = 1.74 \[ \int \frac {c+d x^{-1+n}}{a+b x^n} \, dx=\frac {a^{\frac {1}{n}} a^{-1 - \frac {1}{n}} c x \Phi \left (\frac {b x^{n} e^{i \pi }}{a}, 1, \frac {1}{n}\right ) \Gamma \left (\frac {1}{n}\right )}{n^{2} \Gamma \left (1 + \frac {1}{n}\right )} + d \left (\begin {cases} \frac {x^{n}}{a n} & \text {for}\: b = 0 \\\tilde {\infty } x^{n} & \text {for}\: n = 0 \\\frac {\log {\left (a n + b n x^{n} \right )}}{b n} & \text {otherwise} \end {cases}\right ) \]
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\[ \int \frac {c+d x^{-1+n}}{a+b x^n} \, dx=\int { \frac {d x^{n - 1} + c}{b x^{n} + a} \,d x } \]
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\[ \int \frac {c+d x^{-1+n}}{a+b x^n} \, dx=\int { \frac {d x^{n - 1} + c}{b x^{n} + a} \,d x } \]
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Time = 11.20 (sec) , antiderivative size = 43, normalized size of antiderivative = 1.02 \[ \int \frac {c+d x^{-1+n}}{a+b x^n} \, dx=\frac {c\,x\,{{}}_2{\mathrm {F}}_1\left (1,\frac {1}{n};\ \frac {1}{n}+1;\ -\frac {b\,x^n}{a}\right )}{a}+\frac {d\,\ln \left (a+b\,x^n\right )}{b\,n} \]
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