Optimal. Leaf size=145 \[ -\frac {5}{2} c \sqrt {1-\frac {1}{a x}} \sqrt {1+\frac {1}{a x}} x+\frac {5}{6} a c \left (1-\frac {1}{a x}\right )^{3/2} \sqrt {1+\frac {1}{a x}} x^2-\frac {1}{3} a^2 c \left (1-\frac {1}{a x}\right )^{5/2} \sqrt {1+\frac {1}{a x}} x^3+\frac {5 c \tanh ^{-1}\left (\sqrt {1-\frac {1}{a x}} \sqrt {1+\frac {1}{a x}}\right )}{2 a} \]
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Rubi [A]
time = 0.08, antiderivative size = 145, normalized size of antiderivative = 1.00, number of steps
used = 7, number of rules used = 5, integrand size = 20, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.250, Rules used = {6326, 6330, 96,
94, 214} \begin {gather*} -\frac {1}{3} a^2 c x^3 \left (1-\frac {1}{a x}\right )^{5/2} \sqrt {\frac {1}{a x}+1}+\frac {5}{6} a c x^2 \left (1-\frac {1}{a x}\right )^{3/2} \sqrt {\frac {1}{a x}+1}-\frac {5}{2} c x \sqrt {1-\frac {1}{a x}} \sqrt {\frac {1}{a x}+1}+\frac {5 c \tanh ^{-1}\left (\sqrt {1-\frac {1}{a x}} \sqrt {\frac {1}{a x}+1}\right )}{2 a} \end {gather*}
Antiderivative was successfully verified.
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Rule 94
Rule 96
Rule 214
Rule 6326
Rule 6330
Rubi steps
\begin {align*} \int e^{-3 \coth ^{-1}(a x)} \left (c-a^2 c x^2\right ) \, dx &=-\left (\left (a^2 c\right ) \int e^{-3 \coth ^{-1}(a x)} \left (1-\frac {1}{a^2 x^2}\right ) x^2 \, dx\right )\\ &=\left (a^2 c\right ) \text {Subst}\left (\int \frac {\left (1-\frac {x}{a}\right )^{5/2}}{x^4 \sqrt {1+\frac {x}{a}}} \, dx,x,\frac {1}{x}\right )\\ &=-\frac {1}{3} a^2 c \left (1-\frac {1}{a x}\right )^{5/2} \sqrt {1+\frac {1}{a x}} x^3-\frac {1}{3} (5 a c) \text {Subst}\left (\int \frac {\left (1-\frac {x}{a}\right )^{3/2}}{x^3 \sqrt {1+\frac {x}{a}}} \, dx,x,\frac {1}{x}\right )\\ &=\frac {5}{6} a c \left (1-\frac {1}{a x}\right )^{3/2} \sqrt {1+\frac {1}{a x}} x^2-\frac {1}{3} a^2 c \left (1-\frac {1}{a x}\right )^{5/2} \sqrt {1+\frac {1}{a x}} x^3+\frac {1}{2} (5 c) \text {Subst}\left (\int \frac {\sqrt {1-\frac {x}{a}}}{x^2 \sqrt {1+\frac {x}{a}}} \, dx,x,\frac {1}{x}\right )\\ &=-\frac {5}{2} c \sqrt {1-\frac {1}{a x}} \sqrt {1+\frac {1}{a x}} x+\frac {5}{6} a c \left (1-\frac {1}{a x}\right )^{3/2} \sqrt {1+\frac {1}{a x}} x^2-\frac {1}{3} a^2 c \left (1-\frac {1}{a x}\right )^{5/2} \sqrt {1+\frac {1}{a x}} x^3-\frac {(5 c) \text {Subst}\left (\int \frac {1}{x \sqrt {1-\frac {x}{a}} \sqrt {1+\frac {x}{a}}} \, dx,x,\frac {1}{x}\right )}{2 a}\\ &=-\frac {5}{2} c \sqrt {1-\frac {1}{a x}} \sqrt {1+\frac {1}{a x}} x+\frac {5}{6} a c \left (1-\frac {1}{a x}\right )^{3/2} \sqrt {1+\frac {1}{a x}} x^2-\frac {1}{3} a^2 c \left (1-\frac {1}{a x}\right )^{5/2} \sqrt {1+\frac {1}{a x}} x^3+\frac {(5 c) \text {Subst}\left (\int \frac {1}{\frac {1}{a}-\frac {x^2}{a}} \, dx,x,\sqrt {1-\frac {1}{a x}} \sqrt {1+\frac {1}{a x}}\right )}{2 a^2}\\ &=-\frac {5}{2} c \sqrt {1-\frac {1}{a x}} \sqrt {1+\frac {1}{a x}} x+\frac {5}{6} a c \left (1-\frac {1}{a x}\right )^{3/2} \sqrt {1+\frac {1}{a x}} x^2-\frac {1}{3} a^2 c \left (1-\frac {1}{a x}\right )^{5/2} \sqrt {1+\frac {1}{a x}} x^3+\frac {5 c \tanh ^{-1}\left (\sqrt {1-\frac {1}{a x}} \sqrt {1+\frac {1}{a x}}\right )}{2 a}\\ \end {align*}
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Mathematica [A]
time = 0.06, size = 61, normalized size = 0.42 \begin {gather*} \frac {c \left (a \sqrt {1-\frac {1}{a^2 x^2}} x \left (-22+9 a x-2 a^2 x^2\right )+15 \log \left (\left (1+\sqrt {1-\frac {1}{a^2 x^2}}\right ) x\right )\right )}{6 a} \end {gather*}
Warning: Unable to verify antiderivative.
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Maple [A]
time = 0.10, size = 183, normalized size = 1.26
method | result | size |
risch | \(-\frac {\left (2 a^{2} x^{2}-9 a x +22\right ) \left (a x +1\right ) c \sqrt {\frac {a x -1}{a x +1}}}{6 a}+\frac {5 \ln \left (\frac {a^{2} x}{\sqrt {a^{2}}}+\sqrt {a^{2} x^{2}-1}\right ) c \sqrt {\frac {a x -1}{a x +1}}\, \sqrt {\left (a x +1\right ) \left (a x -1\right )}}{2 \sqrt {a^{2}}\, \left (a x -1\right )}\) | \(108\) |
default | \(\frac {\left (\frac {a x -1}{a x +1}\right )^{\frac {3}{2}} \left (a x +1\right )^{2} c \left (9 \sqrt {a^{2}}\, \sqrt {a^{2} x^{2}-1}\, a x -2 \left (\left (a x +1\right ) \left (a x -1\right )\right )^{\frac {3}{2}} \sqrt {a^{2}}-9 \ln \left (\frac {a^{2} x +\sqrt {a^{2} x^{2}-1}\, \sqrt {a^{2}}}{\sqrt {a^{2}}}\right ) a -24 \sqrt {a^{2}}\, \sqrt {\left (a x +1\right ) \left (a x -1\right )}+24 a \ln \left (\frac {a^{2} x +\sqrt {a^{2}}\, \sqrt {\left (a x +1\right ) \left (a x -1\right )}}{\sqrt {a^{2}}}\right )\right )}{6 \left (a x -1\right ) \sqrt {\left (a x +1\right ) \left (a x -1\right )}\, a \sqrt {a^{2}}}\) | \(183\) |
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A]
time = 0.26, size = 171, normalized size = 1.18 \begin {gather*} \frac {1}{6} \, a {\left (\frac {2 \, {\left (33 \, c \left (\frac {a x - 1}{a x + 1}\right )^{\frac {5}{2}} - 40 \, c \left (\frac {a x - 1}{a x + 1}\right )^{\frac {3}{2}} + 15 \, c \sqrt {\frac {a x - 1}{a x + 1}}\right )}}{\frac {3 \, {\left (a x - 1\right )} a^{2}}{a x + 1} - \frac {3 \, {\left (a x - 1\right )}^{2} a^{2}}{{\left (a x + 1\right )}^{2}} + \frac {{\left (a x - 1\right )}^{3} a^{2}}{{\left (a x + 1\right )}^{3}} - a^{2}} + \frac {15 \, c \log \left (\sqrt {\frac {a x - 1}{a x + 1}} + 1\right )}{a^{2}} - \frac {15 \, c \log \left (\sqrt {\frac {a x - 1}{a x + 1}} - 1\right )}{a^{2}}\right )} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A]
time = 0.36, size = 92, normalized size = 0.63 \begin {gather*} \frac {15 \, c \log \left (\sqrt {\frac {a x - 1}{a x + 1}} + 1\right ) - 15 \, c \log \left (\sqrt {\frac {a x - 1}{a x + 1}} - 1\right ) - {\left (2 \, a^{3} c x^{3} - 7 \, a^{2} c x^{2} + 13 \, a c x + 22 \, c\right )} \sqrt {\frac {a x - 1}{a x + 1}}}{6 \, a} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [F]
time = 0.00, size = 0, normalized size = 0.00 \begin {gather*} - c \left (\int \frac {\sqrt {\frac {a x}{a x + 1} - \frac {1}{a x + 1}}}{a x + 1}\, dx + \int \left (- \frac {a x \sqrt {\frac {a x}{a x + 1} - \frac {1}{a x + 1}}}{a x + 1}\right )\, dx + \int \left (- \frac {a^{2} x^{2} \sqrt {\frac {a x}{a x + 1} - \frac {1}{a x + 1}}}{a x + 1}\right )\, dx + \int \frac {a^{3} x^{3} \sqrt {\frac {a x}{a x + 1} - \frac {1}{a x + 1}}}{a x + 1}\, dx\right ) \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A]
time = 0.41, size = 82, normalized size = 0.57 \begin {gather*} -\frac {5 \, c \log \left ({\left | -x {\left | a \right |} + \sqrt {a^{2} x^{2} - 1} \right |}\right ) \mathrm {sgn}\left (a x + 1\right )}{2 \, {\left | a \right |}} - \frac {1}{6} \, \sqrt {a^{2} x^{2} - 1} {\left ({\left (2 \, a c x \mathrm {sgn}\left (a x + 1\right ) - 9 \, c \mathrm {sgn}\left (a x + 1\right )\right )} x + \frac {22 \, c \mathrm {sgn}\left (a x + 1\right )}{a}\right )} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Mupad [B]
time = 0.07, size = 133, normalized size = 0.92 \begin {gather*} \frac {5\,c\,\mathrm {atanh}\left (\sqrt {\frac {a\,x-1}{a\,x+1}}\right )}{a}-\frac {5\,c\,\sqrt {\frac {a\,x-1}{a\,x+1}}-\frac {40\,c\,{\left (\frac {a\,x-1}{a\,x+1}\right )}^{3/2}}{3}+11\,c\,{\left (\frac {a\,x-1}{a\,x+1}\right )}^{5/2}}{a-\frac {3\,a\,\left (a\,x-1\right )}{a\,x+1}+\frac {3\,a\,{\left (a\,x-1\right )}^2}{{\left (a\,x+1\right )}^2}-\frac {a\,{\left (a\,x-1\right )}^3}{{\left (a\,x+1\right )}^3}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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