Integrand size = 11, antiderivative size = 26 \[ \int \frac {1}{\sqrt {(6+10 x)^2}} \, dx=\frac {(3+5 x) \log (3+5 x)}{10 \sqrt {(3+5 x)^2}} \]
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Time = 0.00 (sec) , antiderivative size = 26, normalized size of antiderivative = 1.00, number of steps used = 3, number of rules used = 3, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.273, Rules used = {253, 15, 29} \[ \int \frac {1}{\sqrt {(6+10 x)^2}} \, dx=\frac {(5 x+3) \log (10 x+6)}{10 \sqrt {(5 x+3)^2}} \]
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Rule 15
Rule 29
Rule 253
Rubi steps \begin{align*} \text {integral}& = \frac {1}{10} \text {Subst}\left (\int \frac {1}{\sqrt {x^2}} \, dx,x,6+10 x\right ) \\ & = \frac {(6+10 x) \text {Subst}\left (\int \frac {1}{x} \, dx,x,6+10 x\right )}{10 \sqrt {(6+10 x)^2}} \\ & = \frac {(3+5 x) \log (3+5 x)}{10 \sqrt {(3+5 x)^2}} \\ \end{align*}
Time = 0.01 (sec) , antiderivative size = 26, normalized size of antiderivative = 1.00 \[ \int \frac {1}{\sqrt {(6+10 x)^2}} \, dx=\frac {(6+10 x) \log (6+10 x)}{10 \sqrt {(6+10 x)^2}} \]
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Time = 6.36 (sec) , antiderivative size = 25, normalized size of antiderivative = 0.96
method | result | size |
risch | \(\frac {\sqrt {\left (3+5 x \right )^{2}}\, \ln \left (3+5 x \right )}{30+50 x}\) | \(25\) |
default | \(\frac {\left (3+5 x \right ) \sqrt {4}\, \ln \left (3+5 x \right )}{20 \sqrt {\left (3+5 x \right )^{2}}}\) | \(26\) |
meijerg | \(\frac {3 \ln \left (1+\frac {5 x}{3}\right )}{5 \sqrt {\left (6+10 x \right )^{2}}}+\frac {x \ln \left (1+\frac {5 x}{3}\right )}{\sqrt {\left (6+10 x \right )^{2}}}\) | \(36\) |
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Time = 0.27 (sec) , antiderivative size = 8, normalized size of antiderivative = 0.31 \[ \int \frac {1}{\sqrt {(6+10 x)^2}} \, dx=\frac {1}{10} \, \log \left (5 \, x + 3\right ) \]
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Time = 0.41 (sec) , antiderivative size = 22, normalized size of antiderivative = 0.85 \[ \int \frac {1}{\sqrt {(6+10 x)^2}} \, dx=\frac {\left (x + \frac {3}{5}\right ) \log {\left (x + \frac {3}{5} \right )}}{10 \sqrt {\left (x + \frac {3}{5}\right )^{2}}} \]
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Time = 0.28 (sec) , antiderivative size = 6, normalized size of antiderivative = 0.23 \[ \int \frac {1}{\sqrt {(6+10 x)^2}} \, dx=\frac {1}{10} \, \log \left (x + \frac {3}{5}\right ) \]
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Time = 0.28 (sec) , antiderivative size = 15, normalized size of antiderivative = 0.58 \[ \int \frac {1}{\sqrt {(6+10 x)^2}} \, dx=\frac {1}{10} \, \log \left ({\left | 5 \, x + 3 \right |}\right ) \mathrm {sgn}\left (5 \, x + 3\right ) \]
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Time = 6.81 (sec) , antiderivative size = 14, normalized size of antiderivative = 0.54 \[ \int \frac {1}{\sqrt {(6+10 x)^2}} \, dx=\frac {\ln \left (10\,x+6\right )\,\mathrm {sign}\left (10\,x+6\right )}{10} \]
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