Integrand size = 13, antiderivative size = 13 \[ \int \frac {x^7}{\sqrt {1+x^8}} \, dx=\frac {\sqrt {1+x^8}}{4} \]
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Time = 0.00 (sec) , antiderivative size = 13, normalized size of antiderivative = 1.00, number of steps used = 1, number of rules used = 1, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.077, Rules used = {267} \[ \int \frac {x^7}{\sqrt {1+x^8}} \, dx=\frac {\sqrt {x^8+1}}{4} \]
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Rule 267
Rubi steps \begin{align*} \text {integral}& = \frac {\sqrt {1+x^8}}{4} \\ \end{align*}
Time = 0.02 (sec) , antiderivative size = 13, normalized size of antiderivative = 1.00 \[ \int \frac {x^7}{\sqrt {1+x^8}} \, dx=\frac {\sqrt {1+x^8}}{4} \]
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Time = 3.37 (sec) , antiderivative size = 10, normalized size of antiderivative = 0.77
method | result | size |
gosper | \(\frac {\sqrt {x^{8}+1}}{4}\) | \(10\) |
derivativedivides | \(\frac {\sqrt {x^{8}+1}}{4}\) | \(10\) |
default | \(\frac {\sqrt {x^{8}+1}}{4}\) | \(10\) |
trager | \(\frac {\sqrt {x^{8}+1}}{4}\) | \(10\) |
risch | \(\frac {\sqrt {x^{8}+1}}{4}\) | \(10\) |
pseudoelliptic | \(\frac {\sqrt {x^{8}+1}}{4}\) | \(10\) |
meijerg | \(\frac {-2 \sqrt {\pi }+2 \sqrt {\pi }\, \sqrt {x^{8}+1}}{8 \sqrt {\pi }}\) | \(24\) |
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none
Time = 0.28 (sec) , antiderivative size = 9, normalized size of antiderivative = 0.69 \[ \int \frac {x^7}{\sqrt {1+x^8}} \, dx=\frac {1}{4} \, \sqrt {x^{8} + 1} \]
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Time = 0.12 (sec) , antiderivative size = 8, normalized size of antiderivative = 0.62 \[ \int \frac {x^7}{\sqrt {1+x^8}} \, dx=\frac {\sqrt {x^{8} + 1}}{4} \]
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none
Time = 0.18 (sec) , antiderivative size = 9, normalized size of antiderivative = 0.69 \[ \int \frac {x^7}{\sqrt {1+x^8}} \, dx=\frac {1}{4} \, \sqrt {x^{8} + 1} \]
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none
Time = 0.27 (sec) , antiderivative size = 9, normalized size of antiderivative = 0.69 \[ \int \frac {x^7}{\sqrt {1+x^8}} \, dx=\frac {1}{4} \, \sqrt {x^{8} + 1} \]
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Time = 0.10 (sec) , antiderivative size = 9, normalized size of antiderivative = 0.69 \[ \int \frac {x^7}{\sqrt {1+x^8}} \, dx=\frac {\sqrt {x^8+1}}{4} \]
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