Integrand size = 19, antiderivative size = 28 \[ \int \frac {1}{(3-6 x)^{3/2} (2+4 x)^{3/2}} \, dx=\frac {x}{6 \sqrt {6} \sqrt {1-2 x} \sqrt {1+2 x}} \]
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Time = 0.00 (sec) , antiderivative size = 28, normalized size of antiderivative = 1.00, number of steps used = 1, number of rules used = 1, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.053, Rules used = {39} \[ \int \frac {1}{(3-6 x)^{3/2} (2+4 x)^{3/2}} \, dx=\frac {x}{6 \sqrt {6} \sqrt {1-2 x} \sqrt {2 x+1}} \]
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Rule 39
Rubi steps \begin{align*} \text {integral}& = \frac {x}{6 \sqrt {6} \sqrt {1-2 x} \sqrt {1+2 x}} \\ \end{align*}
Time = 0.10 (sec) , antiderivative size = 16, normalized size of antiderivative = 0.57 \[ \int \frac {1}{(3-6 x)^{3/2} (2+4 x)^{3/2}} \, dx=\frac {x}{6 \sqrt {6-24 x^2}} \]
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Time = 0.35 (sec) , antiderivative size = 28, normalized size of antiderivative = 1.00
method | result | size |
gosper | \(-\frac {\left (-1+2 x \right ) \left (1+2 x \right ) x}{\left (3-6 x \right )^{\frac {3}{2}} \left (2+4 x \right )^{\frac {3}{2}}}\) | \(28\) |
default | \(\frac {1}{12 \sqrt {3-6 x}\, \sqrt {2+4 x}}-\frac {\sqrt {3-6 x}}{36 \sqrt {2+4 x}}\) | \(34\) |
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none
Time = 0.22 (sec) , antiderivative size = 26, normalized size of antiderivative = 0.93 \[ \int \frac {1}{(3-6 x)^{3/2} (2+4 x)^{3/2}} \, dx=-\frac {\sqrt {4 \, x + 2} x \sqrt {-6 \, x + 3}}{36 \, {\left (4 \, x^{2} - 1\right )}} \]
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Result contains complex when optimal does not.
Time = 52.68 (sec) , antiderivative size = 156, normalized size of antiderivative = 5.57 \[ \int \frac {1}{(3-6 x)^{3/2} (2+4 x)^{3/2}} \, dx=\begin {cases} - \frac {2 \sqrt {6} i \sqrt {x - \frac {1}{2}} \left (x + \frac {1}{2}\right )}{144 \left (x + \frac {1}{2}\right )^{\frac {3}{2}} - 144 \sqrt {x + \frac {1}{2}}} + \frac {\sqrt {6} i \sqrt {x - \frac {1}{2}}}{144 \left (x + \frac {1}{2}\right )^{\frac {3}{2}} - 144 \sqrt {x + \frac {1}{2}}} & \text {for}\: \left |{x + \frac {1}{2}}\right | > 1 \\- \frac {2 \sqrt {6} \sqrt {\frac {1}{2} - x} \left (x + \frac {1}{2}\right )}{144 \left (x + \frac {1}{2}\right )^{\frac {3}{2}} - 144 \sqrt {x + \frac {1}{2}}} + \frac {\sqrt {6} \sqrt {\frac {1}{2} - x}}{144 \left (x + \frac {1}{2}\right )^{\frac {3}{2}} - 144 \sqrt {x + \frac {1}{2}}} & \text {otherwise} \end {cases} \]
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none
Time = 0.20 (sec) , antiderivative size = 12, normalized size of antiderivative = 0.43 \[ \int \frac {1}{(3-6 x)^{3/2} (2+4 x)^{3/2}} \, dx=\frac {x}{6 \, \sqrt {-24 \, x^{2} + 6}} \]
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Leaf count of result is larger than twice the leaf count of optimal. 79 vs. \(2 (20) = 40\).
Time = 0.30 (sec) , antiderivative size = 79, normalized size of antiderivative = 2.82 \[ \int \frac {1}{(3-6 x)^{3/2} (2+4 x)^{3/2}} \, dx=\frac {\sqrt {6} {\left (\sqrt {2} - \sqrt {-2 \, x + 1}\right )}}{288 \, \sqrt {2 \, x + 1}} - \frac {\sqrt {6} \sqrt {2 \, x + 1} \sqrt {-2 \, x + 1}}{144 \, {\left (2 \, x - 1\right )}} - \frac {\sqrt {6} \sqrt {2 \, x + 1}}{288 \, {\left (\sqrt {2} - \sqrt {-2 \, x + 1}\right )}} \]
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Time = 0.45 (sec) , antiderivative size = 24, normalized size of antiderivative = 0.86 \[ \int \frac {1}{(3-6 x)^{3/2} (2+4 x)^{3/2}} \, dx=-\frac {x\,\sqrt {3-6\,x}}{\sqrt {4\,x+2}\,\left (36\,x-18\right )} \]
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