Optimal. Leaf size=41 \[ -\frac {1}{4 x^2}+\frac {13}{4 x}+\frac {139 \log (x)}{8}+\frac {27}{56} \log (2+3 x)-\frac {125}{7} \log (1+5 x) \]
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Rubi [A]
time = 0.02, antiderivative size = 41, normalized size of antiderivative = 1.00, number of steps
used = 4, number of rules used = 3, integrand size = 18, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.167, Rules used = {1368, 723, 814}
\begin {gather*} -\frac {1}{4 x^2}+\frac {13}{4 x}+\frac {139 \log (x)}{8}+\frac {27}{56} \log (3 x+2)-\frac {125}{7} \log (5 x+1) \end {gather*}
Antiderivative was successfully verified.
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Rule 723
Rule 814
Rule 1368
Rubi steps
\begin {align*} \int \frac {1}{\left (15+\frac {2}{x^2}+\frac {13}{x}\right ) x^5} \, dx &=\int \frac {1}{x^3 \left (2+13 x+15 x^2\right )} \, dx\\ &=-\frac {1}{4 x^2}+\frac {1}{2} \int \frac {-13-15 x}{x^2 \left (2+13 x+15 x^2\right )} \, dx\\ &=-\frac {1}{4 x^2}+\frac {1}{2} \int \left (-\frac {13}{2 x^2}+\frac {139}{4 x}+\frac {81}{28 (2+3 x)}-\frac {1250}{7 (1+5 x)}\right ) \, dx\\ &=-\frac {1}{4 x^2}+\frac {13}{4 x}+\frac {139 \log (x)}{8}+\frac {27}{56} \log (2+3 x)-\frac {125}{7} \log (1+5 x)\\ \end {align*}
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Mathematica [A]
time = 0.00, size = 41, normalized size = 1.00 \begin {gather*} -\frac {1}{4 x^2}+\frac {13}{4 x}+\frac {139 \log (x)}{8}+\frac {27}{56} \log (2+3 x)-\frac {125}{7} \log (1+5 x) \end {gather*}
Antiderivative was successfully verified.
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Maple [A]
time = 0.02, size = 32, normalized size = 0.78
method | result | size |
risch | \(\frac {\frac {13 x}{4}-\frac {1}{4}}{x^{2}}+\frac {139 \ln \left (x \right )}{8}+\frac {27 \ln \left (2+3 x \right )}{56}-\frac {125 \ln \left (1+5 x \right )}{7}\) | \(31\) |
default | \(-\frac {1}{4 x^{2}}+\frac {13}{4 x}+\frac {139 \ln \left (x \right )}{8}+\frac {27 \ln \left (2+3 x \right )}{56}-\frac {125 \ln \left (1+5 x \right )}{7}\) | \(32\) |
norman | \(\frac {-\frac {1}{4} x^{2}+\frac {13}{4} x^{3}}{x^{4}}+\frac {139 \ln \left (x \right )}{8}+\frac {27 \ln \left (2+3 x \right )}{56}-\frac {125 \ln \left (1+5 x \right )}{7}\) | \(37\) |
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A]
time = 0.30, size = 31, normalized size = 0.76 \begin {gather*} \frac {13 \, x - 1}{4 \, x^{2}} - \frac {125}{7} \, \log \left (5 \, x + 1\right ) + \frac {27}{56} \, \log \left (3 \, x + 2\right ) + \frac {139}{8} \, \log \left (x\right ) \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A]
time = 0.33, size = 39, normalized size = 0.95 \begin {gather*} -\frac {1000 \, x^{2} \log \left (5 \, x + 1\right ) - 27 \, x^{2} \log \left (3 \, x + 2\right ) - 973 \, x^{2} \log \left (x\right ) - 182 \, x + 14}{56 \, x^{2}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [A]
time = 0.06, size = 36, normalized size = 0.88 \begin {gather*} \frac {139 \log {\left (x \right )}}{8} - \frac {125 \log {\left (x + \frac {1}{5} \right )}}{7} + \frac {27 \log {\left (x + \frac {2}{3} \right )}}{56} + \frac {13 x - 1}{4 x^{2}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A]
time = 3.25, size = 34, normalized size = 0.83 \begin {gather*} \frac {13 \, x - 1}{4 \, x^{2}} - \frac {125}{7} \, \log \left ({\left | 5 \, x + 1 \right |}\right ) + \frac {27}{56} \, \log \left ({\left | 3 \, x + 2 \right |}\right ) + \frac {139}{8} \, \log \left ({\left | x \right |}\right ) \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Mupad [B]
time = 1.31, size = 26, normalized size = 0.63 \begin {gather*} \frac {27\,\ln \left (x+\frac {2}{3}\right )}{56}-\frac {125\,\ln \left (x+\frac {1}{5}\right )}{7}+\frac {139\,\ln \left (x\right )}{8}+\frac {\frac {13\,x}{4}-\frac {1}{4}}{x^2} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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