Integrand size = 20, antiderivative size = 29 \[ \int \frac {1}{(6-2 b x)^{3/2} (3+b x)^{3/2}} \, dx=\frac {x}{18 \sqrt {2} \sqrt {3-b x} \sqrt {3+b x}} \]
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Time = 0.00 (sec) , antiderivative size = 29, normalized size of antiderivative = 1.00, number of steps used = 1, number of rules used = 1, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.050, Rules used = {39} \[ \int \frac {1}{(6-2 b x)^{3/2} (3+b x)^{3/2}} \, dx=\frac {x}{18 \sqrt {2} \sqrt {3-b x} \sqrt {b x+3}} \]
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Rule 39
Rubi steps \begin{align*} \text {integral}& = \frac {x}{18 \sqrt {2} \sqrt {3-b x} \sqrt {3+b x}} \\ \end{align*}
Time = 0.10 (sec) , antiderivative size = 19, normalized size of antiderivative = 0.66 \[ \int \frac {1}{(6-2 b x)^{3/2} (3+b x)^{3/2}} \, dx=\frac {x}{18 \sqrt {18-2 b^2 x^2}} \]
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Time = 0.20 (sec) , antiderivative size = 24, normalized size of antiderivative = 0.83
method | result | size |
gosper | \(-\frac {\left (b x -3\right ) x}{9 \sqrt {b x +3}\, \left (-2 b x +6\right )^{\frac {3}{2}}}\) | \(24\) |
default | \(\frac {1}{6 b \sqrt {-2 b x +6}\, \sqrt {b x +3}}-\frac {\sqrt {-2 b x +6}}{36 b \sqrt {b x +3}}\) | \(42\) |
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Time = 0.23 (sec) , antiderivative size = 29, normalized size of antiderivative = 1.00 \[ \int \frac {1}{(6-2 b x)^{3/2} (3+b x)^{3/2}} \, dx=-\frac {\sqrt {b x + 3} \sqrt {-2 \, b x + 6} x}{36 \, {\left (b^{2} x^{2} - 9\right )}} \]
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Result contains complex when optimal does not.
Time = 13.19 (sec) , antiderivative size = 83, normalized size of antiderivative = 2.86 \[ \int \frac {1}{(6-2 b x)^{3/2} (3+b x)^{3/2}} \, dx=- \frac {\sqrt {2} i {G_{6, 6}^{5, 3}\left (\begin {matrix} \frac {3}{4}, \frac {5}{4}, 1 & \frac {1}{2}, \frac {3}{2}, 2 \\\frac {3}{4}, 1, \frac {5}{4}, \frac {3}{2}, 2 & 0 \end {matrix} \middle | {\frac {9}{b^{2} x^{2}}} \right )}}{72 \pi ^{\frac {3}{2}} b} + \frac {\sqrt {2} {G_{6, 6}^{2, 6}\left (\begin {matrix} - \frac {1}{2}, 0, \frac {1}{4}, \frac {1}{2}, \frac {3}{4}, 1 & \\\frac {1}{4}, \frac {3}{4} & - \frac {1}{2}, 0, 1, 0 \end {matrix} \middle | {\frac {9 e^{- 2 i \pi }}{b^{2} x^{2}}} \right )}}{72 \pi ^{\frac {3}{2}} b} \]
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Time = 0.21 (sec) , antiderivative size = 15, normalized size of antiderivative = 0.52 \[ \int \frac {1}{(6-2 b x)^{3/2} (3+b x)^{3/2}} \, dx=\frac {x}{18 \, \sqrt {-2 \, b^{2} x^{2} + 18}} \]
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Leaf count of result is larger than twice the leaf count of optimal. 79 vs. \(2 (21) = 42\).
Time = 0.30 (sec) , antiderivative size = 79, normalized size of antiderivative = 2.72 \[ \int \frac {1}{(6-2 b x)^{3/2} (3+b x)^{3/2}} \, dx=-\frac {\frac {\sqrt {2} {\left (\sqrt {6} - \sqrt {b x + 3}\right )}}{\sqrt {-b x + 3}} + \frac {2 \, \sqrt {2} \sqrt {-b x + 3}}{\sqrt {b x + 3}} - \frac {\sqrt {2} \sqrt {-b x + 3}}{\sqrt {6} - \sqrt {b x + 3}}}{144 \, b} \]
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Time = 0.34 (sec) , antiderivative size = 26, normalized size of antiderivative = 0.90 \[ \int \frac {1}{(6-2 b x)^{3/2} (3+b x)^{3/2}} \, dx=-\frac {x\,\sqrt {6-2\,b\,x}}{\sqrt {b\,x+3}\,\left (36\,b\,x-108\right )} \]
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