Integrand size = 14, antiderivative size = 16 \[ \int \frac {25+x^3+2 x^4}{x^3} \, dx=-\frac {25}{2 x^2}-x+(1+x)^2 \]
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Time = 0.00 (sec) , antiderivative size = 12, normalized size of antiderivative = 0.75, number of steps used = 2, number of rules used = 1, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.071, Rules used = {14} \[ \int \frac {25+x^3+2 x^4}{x^3} \, dx=x^2-\frac {25}{2 x^2}+x \]
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Rule 14
Rubi steps \begin{align*} \text {integral}& = \int \left (1+\frac {25}{x^3}+2 x\right ) \, dx \\ & = -\frac {25}{2 x^2}+x+x^2 \\ \end{align*}
Time = 0.00 (sec) , antiderivative size = 12, normalized size of antiderivative = 0.75 \[ \int \frac {25+x^3+2 x^4}{x^3} \, dx=-\frac {25}{2 x^2}+x+x^2 \]
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Time = 0.21 (sec) , antiderivative size = 11, normalized size of antiderivative = 0.69
method | result | size |
default | \(x +x^{2}-\frac {25}{2 x^{2}}\) | \(11\) |
risch | \(x +x^{2}-\frac {25}{2 x^{2}}\) | \(11\) |
norman | \(\frac {x^{4}+x^{3}-\frac {25}{2}}{x^{2}}\) | \(13\) |
gosper | \(\frac {2 x^{4}+2 x^{3}-25}{2 x^{2}}\) | \(18\) |
parallelrisch | \(\frac {2 x^{4}+2 x^{3}-25}{2 x^{2}}\) | \(18\) |
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none
Time = 0.23 (sec) , antiderivative size = 17, normalized size of antiderivative = 1.06 \[ \int \frac {25+x^3+2 x^4}{x^3} \, dx=\frac {2 \, x^{4} + 2 \, x^{3} - 25}{2 \, x^{2}} \]
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Time = 0.05 (sec) , antiderivative size = 10, normalized size of antiderivative = 0.62 \[ \int \frac {25+x^3+2 x^4}{x^3} \, dx=x^{2} + x - \frac {25}{2 x^{2}} \]
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none
Time = 0.19 (sec) , antiderivative size = 10, normalized size of antiderivative = 0.62 \[ \int \frac {25+x^3+2 x^4}{x^3} \, dx=x^{2} + x - \frac {25}{2 \, x^{2}} \]
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none
Time = 0.25 (sec) , antiderivative size = 10, normalized size of antiderivative = 0.62 \[ \int \frac {25+x^3+2 x^4}{x^3} \, dx=x^{2} + x - \frac {25}{2 \, x^{2}} \]
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Time = 0.03 (sec) , antiderivative size = 12, normalized size of antiderivative = 0.75 \[ \int \frac {25+x^3+2 x^4}{x^3} \, dx=\frac {x^4+x^3-\frac {25}{2}}{x^2} \]
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