Integrand size = 7, antiderivative size = 14 \[ \int \frac {1}{(c+d x)^3} \, dx=-\frac {1}{2 d (c+d x)^2} \]
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Time = 0.00 (sec) , antiderivative size = 14, normalized size of antiderivative = 1.00, number of steps used = 1, number of rules used = 1, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.143, Rules used = {32} \[ \int \frac {1}{(c+d x)^3} \, dx=-\frac {1}{2 d (c+d x)^2} \]
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Rule 32
Rubi steps \begin{align*} \text {integral}& = -\frac {1}{2 d (c+d x)^2} \\ \end{align*}
Time = 0.00 (sec) , antiderivative size = 14, normalized size of antiderivative = 1.00 \[ \int \frac {1}{(c+d x)^3} \, dx=-\frac {1}{2 d (c+d x)^2} \]
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Time = 0.44 (sec) , antiderivative size = 13, normalized size of antiderivative = 0.93
method | result | size |
gosper | \(-\frac {1}{2 d \left (d x +c \right )^{2}}\) | \(13\) |
default | \(-\frac {1}{2 d \left (d x +c \right )^{2}}\) | \(13\) |
norman | \(-\frac {1}{2 d \left (d x +c \right )^{2}}\) | \(13\) |
risch | \(-\frac {1}{2 d \left (d x +c \right )^{2}}\) | \(13\) |
parallelrisch | \(-\frac {1}{2 d \left (d x +c \right )^{2}}\) | \(13\) |
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none
Time = 0.22 (sec) , antiderivative size = 24, normalized size of antiderivative = 1.71 \[ \int \frac {1}{(c+d x)^3} \, dx=-\frac {1}{2 \, {\left (d^{3} x^{2} + 2 \, c d^{2} x + c^{2} d\right )}} \]
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Leaf count of result is larger than twice the leaf count of optimal. 26 vs. \(2 (12) = 24\).
Time = 0.09 (sec) , antiderivative size = 26, normalized size of antiderivative = 1.86 \[ \int \frac {1}{(c+d x)^3} \, dx=- \frac {1}{2 c^{2} d + 4 c d^{2} x + 2 d^{3} x^{2}} \]
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none
Time = 0.21 (sec) , antiderivative size = 12, normalized size of antiderivative = 0.86 \[ \int \frac {1}{(c+d x)^3} \, dx=-\frac {1}{2 \, {\left (d x + c\right )}^{2} d} \]
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none
Time = 0.31 (sec) , antiderivative size = 12, normalized size of antiderivative = 0.86 \[ \int \frac {1}{(c+d x)^3} \, dx=-\frac {1}{2 \, {\left (d x + c\right )}^{2} d} \]
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Time = 0.03 (sec) , antiderivative size = 26, normalized size of antiderivative = 1.86 \[ \int \frac {1}{(c+d x)^3} \, dx=-\frac {1}{2\,c^2\,d+4\,c\,d^2\,x+2\,d^3\,x^2} \]
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