Optimal. Leaf size=93 \[ \frac{(4-p) \left (c-\frac{c}{a x}\right )^p \text{Hypergeometric2F1}\left (1,p,p+1,1-\frac{1}{a x}\right )}{a p}-\frac{c (5-p) \left (c-\frac{c}{a x}\right )^{p-1}}{a (1-p)}+c x \left (c-\frac{c}{a x}\right )^{p-1} \]
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Rubi [A] time = 0.114792, antiderivative size = 93, normalized size of antiderivative = 1., number of steps used = 7, number of rules used = 7, integrand size = 22, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.318, Rules used = {6133, 25, 514, 375, 89, 79, 65} \[ \frac{(4-p) \left (c-\frac{c}{a x}\right )^p \, _2F_1\left (1,p;p+1;1-\frac{1}{a x}\right )}{a p}-\frac{c (5-p) \left (c-\frac{c}{a x}\right )^{p-1}}{a (1-p)}+c x \left (c-\frac{c}{a x}\right )^{p-1} \]
Antiderivative was successfully verified.
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Rule 6133
Rule 25
Rule 514
Rule 375
Rule 89
Rule 79
Rule 65
Rubi steps
\begin{align*} \int e^{4 \tanh ^{-1}(a x)} \left (c-\frac{c}{a x}\right )^p \, dx &=\int \frac{\left (c-\frac{c}{a x}\right )^p (1+a x)^2}{(1-a x)^2} \, dx\\ &=\frac{c^2 \int \frac{\left (c-\frac{c}{a x}\right )^{-2+p} (1+a x)^2}{x^2} \, dx}{a^2}\\ &=\frac{c^2 \int \left (a+\frac{1}{x}\right )^2 \left (c-\frac{c}{a x}\right )^{-2+p} \, dx}{a^2}\\ &=-\frac{c^2 \operatorname{Subst}\left (\int \frac{(a+x)^2 \left (c-\frac{c x}{a}\right )^{-2+p}}{x^2} \, dx,x,\frac{1}{x}\right )}{a^2}\\ &=c \left (c-\frac{c}{a x}\right )^{-1+p} x-\frac{c \operatorname{Subst}\left (\int \frac{(a c (4-p)+c x) \left (c-\frac{c x}{a}\right )^{-2+p}}{x} \, dx,x,\frac{1}{x}\right )}{a^2}\\ &=-\frac{c (5-p) \left (c-\frac{c}{a x}\right )^{-1+p}}{a (1-p)}+c \left (c-\frac{c}{a x}\right )^{-1+p} x-\frac{(c (4-p)) \operatorname{Subst}\left (\int \frac{\left (c-\frac{c x}{a}\right )^{-1+p}}{x} \, dx,x,\frac{1}{x}\right )}{a}\\ &=-\frac{c (5-p) \left (c-\frac{c}{a x}\right )^{-1+p}}{a (1-p)}+c \left (c-\frac{c}{a x}\right )^{-1+p} x+\frac{(4-p) \left (c-\frac{c}{a x}\right )^p \, _2F_1\left (1,p;1+p;1-\frac{1}{a x}\right )}{a p}\\ \end{align*}
Mathematica [A] time = 0.0443018, size = 81, normalized size = 0.87 \[ \frac{\left (c-\frac{c}{a x}\right )^p \left (a p x (p (a x-1)-a x+5)-\left (p^2-5 p+4\right ) (a x-1) \text{Hypergeometric2F1}\left (1,p,p+1,1-\frac{1}{a x}\right )\right )}{a (p-1) p (a x-1)} \]
Antiderivative was successfully verified.
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Maple [F] time = 0.353, size = 0, normalized size = 0. \begin{align*} \int{\frac{ \left ( ax+1 \right ) ^{4}}{ \left ( -{a}^{2}{x}^{2}+1 \right ) ^{2}} \left ( c-{\frac{c}{ax}} \right ) ^{p}}\, 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 \frac{{\left (a x + 1\right )}^{4}{\left (c - \frac{c}{a x}\right )}^{p}}{{\left (a^{2} x^{2} - 1\right )}^{2}}\,{d 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 (a^{2} x^{2} + 2 \, a x + 1\right )} \left (\frac{a c x - c}{a x}\right )^{p}}{a^{2} x^{2} - 2 \, a x + 1}, x\right ) \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 \left (-1 + \frac{1}{a x}\right )\right )^{p} \left (a x + 1\right )^{2}}{\left (a x - 1\right )^{2}}\, 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 \frac{{\left (a x + 1\right )}^{4}{\left (c - \frac{c}{a x}\right )}^{p}}{{\left (a^{2} x^{2} - 1\right )}^{2}}\,{d x} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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