Integrand size = 13, antiderivative size = 40 \[ \int (4-3 x)^{4/3} x^2 \, dx=-\frac {16}{63} (4-3 x)^{7/3}+\frac {4}{45} (4-3 x)^{10/3}-\frac {1}{117} (4-3 x)^{13/3} \]
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Time = 0.01 (sec) , antiderivative size = 40, normalized size of antiderivative = 1.00, number of steps used = 2, number of rules used = 1, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.077, Rules used = {45} \[ \int (4-3 x)^{4/3} x^2 \, dx=-\frac {1}{117} (4-3 x)^{13/3}+\frac {4}{45} (4-3 x)^{10/3}-\frac {16}{63} (4-3 x)^{7/3} \]
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Rule 45
Rubi steps \begin{align*} \text {integral}& = \int \left (\frac {16}{9} (4-3 x)^{4/3}-\frac {8}{9} (4-3 x)^{7/3}+\frac {1}{9} (4-3 x)^{10/3}\right ) \, dx \\ & = -\frac {16}{63} (4-3 x)^{7/3}+\frac {4}{45} (4-3 x)^{10/3}-\frac {1}{117} (4-3 x)^{13/3} \\ \end{align*}
Time = 0.03 (sec) , antiderivative size = 23, normalized size of antiderivative = 0.58 \[ \int (4-3 x)^{4/3} x^2 \, dx=-\frac {1}{455} (4-3 x)^{7/3} \left (16+28 x+35 x^2\right ) \]
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Result contains higher order function than in optimal. Order 5 vs. order 2.
Time = 0.32 (sec) , antiderivative size = 18, normalized size of antiderivative = 0.45
method | result | size |
meijerg | \(\frac {4 \,2^{\frac {2}{3}} x^{3} {}_{2}^{}{\moversetsp {}{\mundersetsp {}{F_{1}^{}}}}\left (-\frac {4}{3},3;4;\frac {3 x}{4}\right )}{3}\) | \(18\) |
gosper | \(-\frac {\left (4-3 x \right )^{\frac {7}{3}} \left (35 x^{2}+28 x +16\right )}{455}\) | \(20\) |
pseudoelliptic | \(-\frac {\left (35 x^{2}+28 x +16\right ) \left (-4+3 x \right )^{2} \left (4-3 x \right )^{\frac {1}{3}}}{455}\) | \(27\) |
derivativedivides | \(-\frac {16 \left (4-3 x \right )^{\frac {7}{3}}}{63}+\frac {4 \left (4-3 x \right )^{\frac {10}{3}}}{45}-\frac {\left (4-3 x \right )^{\frac {13}{3}}}{117}\) | \(29\) |
default | \(-\frac {16 \left (4-3 x \right )^{\frac {7}{3}}}{63}+\frac {4 \left (4-3 x \right )^{\frac {10}{3}}}{45}-\frac {\left (4-3 x \right )^{\frac {13}{3}}}{117}\) | \(29\) |
trager | \(\left (-\frac {9}{13} x^{4}+\frac {84}{65} x^{3}-\frac {32}{455} x^{2}-\frac {64}{455} x -\frac {256}{455}\right ) \left (4-3 x \right )^{\frac {1}{3}}\) | \(29\) |
risch | \(\frac {\left (315 x^{4}-588 x^{3}+32 x^{2}+64 x +256\right ) \left (-4+3 x \right )}{455 \left (4-3 x \right )^{\frac {2}{3}}}\) | \(35\) |
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Time = 0.24 (sec) , antiderivative size = 29, normalized size of antiderivative = 0.72 \[ \int (4-3 x)^{4/3} x^2 \, dx=-\frac {1}{455} \, {\left (315 \, x^{4} - 588 \, x^{3} + 32 \, x^{2} + 64 \, x + 256\right )} {\left (-3 \, x + 4\right )}^{\frac {1}{3}} \]
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Result contains complex when optimal does not.
Time = 0.88 (sec) , antiderivative size = 178, normalized size of antiderivative = 4.45 \[ \int (4-3 x)^{4/3} x^2 \, dx=\begin {cases} - \frac {9 x^{4} \sqrt [3]{3 x - 4} e^{\frac {i \pi }{3}}}{13} + \frac {84 x^{3} \sqrt [3]{3 x - 4} e^{\frac {i \pi }{3}}}{65} - \frac {32 x^{2} \sqrt [3]{3 x - 4} e^{\frac {i \pi }{3}}}{455} - \frac {64 x \sqrt [3]{3 x - 4} e^{\frac {i \pi }{3}}}{455} - \frac {256 \sqrt [3]{3 x - 4} e^{\frac {i \pi }{3}}}{455} & \text {for}\: \left |{x}\right | > \frac {4}{3} \\- \frac {9 x^{4} \sqrt [3]{4 - 3 x}}{13} + \frac {84 x^{3} \sqrt [3]{4 - 3 x}}{65} - \frac {32 x^{2} \sqrt [3]{4 - 3 x}}{455} - \frac {64 x \sqrt [3]{4 - 3 x}}{455} - \frac {256 \sqrt [3]{4 - 3 x}}{455} & \text {otherwise} \end {cases} \]
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Time = 0.19 (sec) , antiderivative size = 28, normalized size of antiderivative = 0.70 \[ \int (4-3 x)^{4/3} x^2 \, dx=-\frac {1}{117} \, {\left (-3 \, x + 4\right )}^{\frac {13}{3}} + \frac {4}{45} \, {\left (-3 \, x + 4\right )}^{\frac {10}{3}} - \frac {16}{63} \, {\left (-3 \, x + 4\right )}^{\frac {7}{3}} \]
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Time = 0.28 (sec) , antiderivative size = 49, normalized size of antiderivative = 1.22 \[ \int (4-3 x)^{4/3} x^2 \, dx=-\frac {1}{117} \, {\left (3 \, x - 4\right )}^{4} {\left (-3 \, x + 4\right )}^{\frac {1}{3}} - \frac {4}{45} \, {\left (3 \, x - 4\right )}^{3} {\left (-3 \, x + 4\right )}^{\frac {1}{3}} - \frac {16}{63} \, {\left (3 \, x - 4\right )}^{2} {\left (-3 \, x + 4\right )}^{\frac {1}{3}} \]
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Time = 0.22 (sec) , antiderivative size = 23, normalized size of antiderivative = 0.58 \[ \int (4-3 x)^{4/3} x^2 \, dx=-\frac {{\left (4-3\,x\right )}^{7/3}\,\left (1092\,x+35\,{\left (3\,x-4\right )}^2-416\right )}{4095} \]
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