Optimal. Leaf size=289 \[ \frac{2 \left (\frac{1}{a x}+1\right )^{n/2} \left (1-\frac{1}{a x}\right )^{-n/2} \text{Hypergeometric2F1}\left (1,\frac{n}{2},\frac{n+2}{2},\frac{a+\frac{1}{x}}{a-\frac{1}{x}}\right )}{a c^2}+\frac{\left (-n^3-n^2+4 n+6\right ) \left (\frac{1}{a x}+1\right )^{\frac{n-2}{2}} \left (1-\frac{1}{a x}\right )^{1-\frac{n}{2}}}{a c^2 (2-n) n (n+2)}-\frac{\left (n^2+4 n+6\right ) \left (\frac{1}{a x}+1\right )^{\frac{n-2}{2}} \left (1-\frac{1}{a x}\right )^{-n/2}}{a c^2 n (n+2)}-\frac{(n+3) \left (\frac{1}{a x}+1\right )^{\frac{n-2}{2}} \left (1-\frac{1}{a x}\right )^{-\frac{n}{2}-1}}{a c^2 (n+2)}+\frac{x \left (\frac{1}{a x}+1\right )^{\frac{n-2}{2}} \left (1-\frac{1}{a x}\right )^{-\frac{n}{2}-1}}{c^2} \]
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Rubi [A] time = 0.250866, antiderivative size = 303, normalized size of antiderivative = 1.05, number of steps used = 7, number of rules used = 5, integrand size = 22, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.227, Rules used = {6194, 129, 155, 12, 131} \[ \frac{2 n \left (\frac{1}{a x}+1\right )^{\frac{n-2}{2}} \left (1-\frac{1}{a x}\right )^{1-\frac{n}{2}} \, _2F_1\left (1,1-\frac{n}{2};2-\frac{n}{2};\frac{a-\frac{1}{x}}{a+\frac{1}{x}}\right )}{a c^2 (2-n)}+\frac{\left (-n^3-n^2+4 n+6\right ) \left (\frac{1}{a x}+1\right )^{\frac{n-2}{2}} \left (1-\frac{1}{a x}\right )^{1-\frac{n}{2}}}{a c^2 (2-n) n (n+2)}-\frac{\left (n^2+4 n+6\right ) \left (\frac{1}{a x}+1\right )^{\frac{n-2}{2}} \left (1-\frac{1}{a x}\right )^{-n/2}}{a c^2 n (n+2)}-\frac{(n+3) \left (\frac{1}{a x}+1\right )^{\frac{n-2}{2}} \left (1-\frac{1}{a x}\right )^{-\frac{n}{2}-1}}{a c^2 (n+2)}+\frac{x \left (\frac{1}{a x}+1\right )^{\frac{n-2}{2}} \left (1-\frac{1}{a x}\right )^{-\frac{n}{2}-1}}{c^2} \]
Warning: Unable to verify antiderivative.
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Rule 6194
Rule 129
Rule 155
Rule 12
Rule 131
Rubi steps
\begin{align*} \int \frac{e^{n \coth ^{-1}(a x)}}{\left (c-\frac{c}{a^2 x^2}\right )^2} \, dx &=-\frac{\operatorname{Subst}\left (\int \frac{\left (1-\frac{x}{a}\right )^{-2-\frac{n}{2}} \left (1+\frac{x}{a}\right )^{-2+\frac{n}{2}}}{x^2} \, dx,x,\frac{1}{x}\right )}{c^2}\\ &=\frac{\left (1-\frac{1}{a x}\right )^{-1-\frac{n}{2}} \left (1+\frac{1}{a x}\right )^{\frac{1}{2} (-2+n)} x}{c^2}+\frac{\operatorname{Subst}\left (\int \frac{\left (-\frac{n}{a}-\frac{3 x}{a^2}\right ) \left (1-\frac{x}{a}\right )^{-2-\frac{n}{2}} \left (1+\frac{x}{a}\right )^{-2+\frac{n}{2}}}{x} \, dx,x,\frac{1}{x}\right )}{c^2}\\ &=-\frac{(3+n) \left (1-\frac{1}{a x}\right )^{-1-\frac{n}{2}} \left (1+\frac{1}{a x}\right )^{\frac{1}{2} (-2+n)}}{a c^2 (2+n)}+\frac{\left (1-\frac{1}{a x}\right )^{-1-\frac{n}{2}} \left (1+\frac{1}{a x}\right )^{\frac{1}{2} (-2+n)} x}{c^2}-\frac{a \operatorname{Subst}\left (\int \frac{\left (1-\frac{x}{a}\right )^{-1-\frac{n}{2}} \left (1+\frac{x}{a}\right )^{-2+\frac{n}{2}} \left (\frac{n (2+n)}{a^2}+\frac{2 (3+n) x}{a^3}\right )}{x} \, dx,x,\frac{1}{x}\right )}{c^2 (2+n)}\\ &=-\frac{(3+n) \left (1-\frac{1}{a x}\right )^{-1-\frac{n}{2}} \left (1+\frac{1}{a x}\right )^{\frac{1}{2} (-2+n)}}{a c^2 (2+n)}-\frac{\left (6+4 n+n^2\right ) \left (1-\frac{1}{a x}\right )^{-n/2} \left (1+\frac{1}{a x}\right )^{\frac{1}{2} (-2+n)}}{a c^2 n (2+n)}+\frac{\left (1-\frac{1}{a x}\right )^{-1-\frac{n}{2}} \left (1+\frac{1}{a x}\right )^{\frac{1}{2} (-2+n)} x}{c^2}+\frac{a^2 \operatorname{Subst}\left (\int \frac{\left (1-\frac{x}{a}\right )^{-n/2} \left (1+\frac{x}{a}\right )^{-2+\frac{n}{2}} \left (-\frac{n^2 (2+n)}{a^3}-\frac{\left (6+4 n+n^2\right ) x}{a^4}\right )}{x} \, dx,x,\frac{1}{x}\right )}{c^2 n (2+n)}\\ &=-\frac{(3+n) \left (1-\frac{1}{a x}\right )^{-1-\frac{n}{2}} \left (1+\frac{1}{a x}\right )^{\frac{1}{2} (-2+n)}}{a c^2 (2+n)}+\frac{\left (6+4 n-n^2-n^3\right ) \left (1-\frac{1}{a x}\right )^{1-\frac{n}{2}} \left (1+\frac{1}{a x}\right )^{\frac{1}{2} (-2+n)}}{a c^2 (2-n) n (2+n)}-\frac{\left (6+4 n+n^2\right ) \left (1-\frac{1}{a x}\right )^{-n/2} \left (1+\frac{1}{a x}\right )^{\frac{1}{2} (-2+n)}}{a c^2 n (2+n)}+\frac{\left (1-\frac{1}{a x}\right )^{-1-\frac{n}{2}} \left (1+\frac{1}{a x}\right )^{\frac{1}{2} (-2+n)} x}{c^2}-\frac{a^3 \operatorname{Subst}\left (\int \frac{n^2 \left (4-n^2\right ) \left (1-\frac{x}{a}\right )^{-n/2} \left (1+\frac{x}{a}\right )^{-1+\frac{n}{2}}}{a^4 x} \, dx,x,\frac{1}{x}\right )}{c^2 n \left (4-n^2\right )}\\ &=-\frac{(3+n) \left (1-\frac{1}{a x}\right )^{-1-\frac{n}{2}} \left (1+\frac{1}{a x}\right )^{\frac{1}{2} (-2+n)}}{a c^2 (2+n)}+\frac{\left (6+4 n-n^2-n^3\right ) \left (1-\frac{1}{a x}\right )^{1-\frac{n}{2}} \left (1+\frac{1}{a x}\right )^{\frac{1}{2} (-2+n)}}{a c^2 (2-n) n (2+n)}-\frac{\left (6+4 n+n^2\right ) \left (1-\frac{1}{a x}\right )^{-n/2} \left (1+\frac{1}{a x}\right )^{\frac{1}{2} (-2+n)}}{a c^2 n (2+n)}+\frac{\left (1-\frac{1}{a x}\right )^{-1-\frac{n}{2}} \left (1+\frac{1}{a x}\right )^{\frac{1}{2} (-2+n)} x}{c^2}-\frac{n \operatorname{Subst}\left (\int \frac{\left (1-\frac{x}{a}\right )^{-n/2} \left (1+\frac{x}{a}\right )^{-1+\frac{n}{2}}}{x} \, dx,x,\frac{1}{x}\right )}{a c^2}\\ &=-\frac{(3+n) \left (1-\frac{1}{a x}\right )^{-1-\frac{n}{2}} \left (1+\frac{1}{a x}\right )^{\frac{1}{2} (-2+n)}}{a c^2 (2+n)}+\frac{\left (6+4 n-n^2-n^3\right ) \left (1-\frac{1}{a x}\right )^{1-\frac{n}{2}} \left (1+\frac{1}{a x}\right )^{\frac{1}{2} (-2+n)}}{a c^2 (2-n) n (2+n)}-\frac{\left (6+4 n+n^2\right ) \left (1-\frac{1}{a x}\right )^{-n/2} \left (1+\frac{1}{a x}\right )^{\frac{1}{2} (-2+n)}}{a c^2 n (2+n)}+\frac{\left (1-\frac{1}{a x}\right )^{-1-\frac{n}{2}} \left (1+\frac{1}{a x}\right )^{\frac{1}{2} (-2+n)} x}{c^2}+\frac{2 n \left (1-\frac{1}{a x}\right )^{1-\frac{n}{2}} \left (1+\frac{1}{a x}\right )^{\frac{1}{2} (-2+n)} \, _2F_1\left (1,1-\frac{n}{2};2-\frac{n}{2};\frac{a-\frac{1}{x}}{a+\frac{1}{x}}\right )}{a c^2 (2-n)}\\ \end{align*}
Mathematica [A] time = 0.431414, size = 142, normalized size = 0.49 \[ \frac{e^{n \coth ^{-1}(a x)} \left (2 (n-2) n^2 e^{2 \coth ^{-1}(a x)} \text{Hypergeometric2F1}\left (1,\frac{n}{2}+1,\frac{n}{2}+2,e^{2 \coth ^{-1}(a x)}\right )+2 \left (n^2-4\right ) n \text{Hypergeometric2F1}\left (1,\frac{n}{2},\frac{n}{2}+1,e^{2 \coth ^{-1}(a x)}\right )+2 a n^3 x-n^2 \cosh \left (2 \coth ^{-1}(a x)\right )-8 a n x+2 n \sinh \left (2 \coth ^{-1}(a x)\right )-3 n^2+12\right )}{2 a c^2 (n-2) n (n+2)} \]
Warning: Unable to verify antiderivative.
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Maple [F] time = 0.081, size = 0, normalized size = 0. \begin{align*} \int{{{\rm e}^{n{\rm arccoth} \left (ax\right )}} \left ( c-{\frac{c}{{a}^{2}{x}^{2}}} \right ) ^{-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 \frac{\left (\frac{a x - 1}{a x + 1}\right )^{\frac{1}{2} \, n}}{{\left (c - \frac{c}{a^{2} x^{2}}\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{a^{4} x^{4} \left (\frac{a x - 1}{a x + 1}\right )^{\frac{1}{2} \, n}}{a^{4} c^{2} x^{4} - 2 \, a^{2} c^{2} x^{2} + c^{2}}, 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*} \frac{a^{4} \int \frac{x^{4} e^{n \operatorname{acoth}{\left (a x \right )}}}{a^{4} x^{4} - 2 a^{2} x^{2} + 1}\, dx}{c^{2}} \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 (\frac{a x - 1}{a x + 1}\right )^{\frac{1}{2} \, n}}{{\left (c - \frac{c}{a^{2} x^{2}}\right )}^{2}}\,{d x} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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