Integrand size = 11, antiderivative size = 17 \[ \int \frac {(a+b x)^3}{x^5} \, dx=-\frac {(a+b x)^4}{4 a x^4} \]
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Time = 0.00 (sec) , antiderivative size = 17, normalized size of antiderivative = 1.00, number of steps used = 1, number of rules used = 1, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.091, Rules used = {37} \[ \int \frac {(a+b x)^3}{x^5} \, dx=-\frac {(a+b x)^4}{4 a x^4} \]
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Rule 37
Rubi steps \begin{align*} \text {integral}& = -\frac {(a+b x)^4}{4 a x^4} \\ \end{align*}
Leaf count is larger than twice the leaf count of optimal. \(39\) vs. \(2(17)=34\).
Time = 0.00 (sec) , antiderivative size = 39, normalized size of antiderivative = 2.29 \[ \int \frac {(a+b x)^3}{x^5} \, dx=-\frac {a^3}{4 x^4}-\frac {a^2 b}{x^3}-\frac {3 a b^2}{2 x^2}-\frac {b^3}{x} \]
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Leaf count of result is larger than twice the leaf count of optimal. \(33\) vs. \(2(15)=30\).
Time = 0.17 (sec) , antiderivative size = 34, normalized size of antiderivative = 2.00
method | result | size |
gosper | \(-\frac {4 b^{3} x^{3}+6 a \,b^{2} x^{2}+4 a^{2} b x +a^{3}}{4 x^{4}}\) | \(34\) |
norman | \(\frac {-b^{3} x^{3}-\frac {3}{2} a \,b^{2} x^{2}-a^{2} b x -\frac {1}{4} a^{3}}{x^{4}}\) | \(35\) |
risch | \(\frac {-b^{3} x^{3}-\frac {3}{2} a \,b^{2} x^{2}-a^{2} b x -\frac {1}{4} a^{3}}{x^{4}}\) | \(35\) |
default | \(-\frac {a^{2} b}{x^{3}}-\frac {b^{3}}{x}-\frac {3 a \,b^{2}}{2 x^{2}}-\frac {a^{3}}{4 x^{4}}\) | \(36\) |
parallelrisch | \(\frac {-4 b^{3} x^{3}-6 a \,b^{2} x^{2}-4 a^{2} b x -a^{3}}{4 x^{4}}\) | \(36\) |
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Leaf count of result is larger than twice the leaf count of optimal. 33 vs. \(2 (15) = 30\).
Time = 0.22 (sec) , antiderivative size = 33, normalized size of antiderivative = 1.94 \[ \int \frac {(a+b x)^3}{x^5} \, dx=-\frac {4 \, b^{3} x^{3} + 6 \, a b^{2} x^{2} + 4 \, a^{2} b x + a^{3}}{4 \, x^{4}} \]
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Leaf count of result is larger than twice the leaf count of optimal. 36 vs. \(2 (14) = 28\).
Time = 0.12 (sec) , antiderivative size = 36, normalized size of antiderivative = 2.12 \[ \int \frac {(a+b x)^3}{x^5} \, dx=\frac {- a^{3} - 4 a^{2} b x - 6 a b^{2} x^{2} - 4 b^{3} x^{3}}{4 x^{4}} \]
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Leaf count of result is larger than twice the leaf count of optimal. 33 vs. \(2 (15) = 30\).
Time = 0.21 (sec) , antiderivative size = 33, normalized size of antiderivative = 1.94 \[ \int \frac {(a+b x)^3}{x^5} \, dx=-\frac {4 \, b^{3} x^{3} + 6 \, a b^{2} x^{2} + 4 \, a^{2} b x + a^{3}}{4 \, x^{4}} \]
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Leaf count of result is larger than twice the leaf count of optimal. 33 vs. \(2 (15) = 30\).
Time = 0.32 (sec) , antiderivative size = 33, normalized size of antiderivative = 1.94 \[ \int \frac {(a+b x)^3}{x^5} \, dx=-\frac {4 \, b^{3} x^{3} + 6 \, a b^{2} x^{2} + 4 \, a^{2} b x + a^{3}}{4 \, x^{4}} \]
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Time = 0.02 (sec) , antiderivative size = 33, normalized size of antiderivative = 1.94 \[ \int \frac {(a+b x)^3}{x^5} \, dx=-\frac {\frac {a^3}{4}+a^2\,b\,x+\frac {3\,a\,b^2\,x^2}{2}+b^3\,x^3}{x^4} \]
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