Optimal. Leaf size=36 \[ -\frac {\tan ^{-1}\left (\frac {4-5 x}{2 \sqrt {2} \sqrt {-2+5 x-3 x^2}}\right )}{\sqrt {2}} \]
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Rubi [A]
time = 0.01, antiderivative size = 36, normalized size of antiderivative = 1.00, number of steps
used = 2, number of rules used = 2, integrand size = 18, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.111, Rules used = {738, 210}
\begin {gather*} -\frac {\text {ArcTan}\left (\frac {4-5 x}{2 \sqrt {2} \sqrt {-3 x^2+5 x-2}}\right )}{\sqrt {2}} \end {gather*}
Antiderivative was successfully verified.
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Rule 210
Rule 738
Rubi steps
\begin {align*} \int \frac {1}{x \sqrt {-2+5 x-3 x^2}} \, dx &=-\left (2 \text {Subst}\left (\int \frac {1}{-8-x^2} \, dx,x,\frac {-4+5 x}{\sqrt {-2+5 x-3 x^2}}\right )\right )\\ &=-\frac {\tan ^{-1}\left (\frac {4-5 x}{2 \sqrt {2} \sqrt {-2+5 x-3 x^2}}\right )}{\sqrt {2}}\\ \end {align*}
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Mathematica [A]
time = 0.05, size = 30, normalized size = 0.83 \begin {gather*} -\sqrt {2} \tan ^{-1}\left (\frac {\sqrt {-4+10 x-6 x^2}}{-2+3 x}\right ) \end {gather*}
Antiderivative was successfully verified.
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Maple [A]
time = 0.71, size = 29, normalized size = 0.81
method | result | size |
default | \(\frac {\sqrt {2}\, \arctan \left (\frac {\left (5 x -4\right ) \sqrt {2}}{4 \sqrt {-3 x^{2}+5 x -2}}\right )}{2}\) | \(29\) |
trager | \(\frac {\RootOf \left (\textit {\_Z}^{2}+2\right ) \ln \left (-\frac {5 \RootOf \left (\textit {\_Z}^{2}+2\right ) x -4 \RootOf \left (\textit {\_Z}^{2}+2\right )-4 \sqrt {-3 x^{2}+5 x -2}}{x}\right )}{2}\) | \(47\) |
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A]
time = 0.51, size = 20, normalized size = 0.56 \begin {gather*} \frac {1}{2} \, \sqrt {2} \arcsin \left (\frac {5 \, x}{{\left | x \right |}} - \frac {4}{{\left | x \right |}}\right ) \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A]
time = 2.78, size = 40, normalized size = 1.11 \begin {gather*} -\frac {1}{2} \, \sqrt {2} \arctan \left (\frac {\sqrt {2} \sqrt {-3 \, x^{2} + 5 \, x - 2} {\left (5 \, x - 4\right )}}{4 \, {\left (3 \, x^{2} - 5 \, x + 2\right )}}\right ) \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*} \int \frac {1}{x \sqrt {- \left (x - 1\right ) \left (3 x - 2\right )}}\, dx \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A]
time = 1.38, size = 44, normalized size = 1.22 \begin {gather*} -\frac {1}{3} \, \sqrt {6} \sqrt {3} \arctan \left (\frac {1}{12} \, \sqrt {6} {\left (\frac {5 \, {\left (2 \, \sqrt {3} \sqrt {-3 \, x^{2} + 5 \, x - 2} - 1\right )}}{6 \, x - 5} - 1\right )}\right ) \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Mupad [B]
time = 1.33, size = 34, normalized size = 0.94 \begin {gather*} \frac {\sqrt {2}\,\ln \left (\frac {5\,x-4+\sqrt {2}\,\sqrt {-3\,x^2+5\,x-2}\,2{}\mathrm {i}}{x}\right )\,1{}\mathrm {i}}{2} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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