Integrand size = 5, antiderivative size = 11 \[ \int \frac {1}{(-3+x)^4} \, dx=\frac {1}{3 (3-x)^3} \]
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Time = 0.00 (sec) , antiderivative size = 11, normalized size of antiderivative = 1.00, number of steps used = 1, number of rules used = 1, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.200, Rules used = {32} \[ \int \frac {1}{(-3+x)^4} \, dx=\frac {1}{3 (3-x)^3} \]
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Rule 32
Rubi steps \begin{align*} \text {integral}& = \frac {1}{3 (3-x)^3} \\ \end{align*}
Time = 0.00 (sec) , antiderivative size = 9, normalized size of antiderivative = 0.82 \[ \int \frac {1}{(-3+x)^4} \, dx=-\frac {1}{3 (-3+x)^3} \]
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Time = 0.09 (sec) , antiderivative size = 8, normalized size of antiderivative = 0.73
method | result | size |
gosper | \(-\frac {1}{3 \left (-3+x \right )^{3}}\) | \(8\) |
default | \(-\frac {1}{3 \left (-3+x \right )^{3}}\) | \(8\) |
norman | \(-\frac {1}{3 \left (-3+x \right )^{3}}\) | \(8\) |
risch | \(-\frac {1}{3 \left (-3+x \right )^{3}}\) | \(8\) |
parallelrisch | \(-\frac {1}{3 \left (-3+x \right )^{3}}\) | \(8\) |
meijerg | \(\frac {x \left (\frac {1}{9} x^{2}-x +3\right )}{243 \left (1-\frac {x}{3}\right )^{3}}\) | \(21\) |
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Leaf count of result is larger than twice the leaf count of optimal. 17 vs. \(2 (7) = 14\).
Time = 0.23 (sec) , antiderivative size = 17, normalized size of antiderivative = 1.55 \[ \int \frac {1}{(-3+x)^4} \, dx=-\frac {1}{3 \, {\left (x^{3} - 9 \, x^{2} + 27 \, x - 27\right )}} \]
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Leaf count of result is larger than twice the leaf count of optimal. 17 vs. \(2 (7) = 14\).
Time = 0.04 (sec) , antiderivative size = 17, normalized size of antiderivative = 1.55 \[ \int \frac {1}{(-3+x)^4} \, dx=- \frac {1}{3 x^{3} - 27 x^{2} + 81 x - 81} \]
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none
Time = 0.20 (sec) , antiderivative size = 7, normalized size of antiderivative = 0.64 \[ \int \frac {1}{(-3+x)^4} \, dx=-\frac {1}{3 \, {\left (x - 3\right )}^{3}} \]
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none
Time = 0.27 (sec) , antiderivative size = 7, normalized size of antiderivative = 0.64 \[ \int \frac {1}{(-3+x)^4} \, dx=-\frac {1}{3 \, {\left (x - 3\right )}^{3}} \]
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Time = 0.06 (sec) , antiderivative size = 7, normalized size of antiderivative = 0.64 \[ \int \frac {1}{(-3+x)^4} \, dx=-\frac {1}{3\,{\left (x-3\right )}^3} \]
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