Integrand size = 30, antiderivative size = 39 \[ \int \frac {\left (c d^2+2 c d e x+c e^2 x^2\right )^p}{(d+e x)^3} \, dx=-\frac {c \left (c d^2+2 c d e x+c e^2 x^2\right )^{-1+p}}{2 e (1-p)} \]
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Time = 0.02 (sec) , antiderivative size = 39, normalized size of antiderivative = 1.00, number of steps used = 2, number of rules used = 2, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.067, Rules used = {657, 643} \[ \int \frac {\left (c d^2+2 c d e x+c e^2 x^2\right )^p}{(d+e x)^3} \, dx=-\frac {c \left (c d^2+2 c d e x+c e^2 x^2\right )^{p-1}}{2 e (1-p)} \]
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Rule 643
Rule 657
Rubi steps \begin{align*} \text {integral}& = c^2 \int (d+e x) \left (c d^2+2 c d e x+c e^2 x^2\right )^{-2+p} \, dx \\ & = -\frac {c \left (c d^2+2 c d e x+c e^2 x^2\right )^{-1+p}}{2 e (1-p)} \\ \end{align*}
Time = 0.01 (sec) , antiderivative size = 25, normalized size of antiderivative = 0.64 \[ \int \frac {\left (c d^2+2 c d e x+c e^2 x^2\right )^p}{(d+e x)^3} \, dx=\frac {c \left (c (d+e x)^2\right )^{-1+p}}{e (-2+2 p)} \]
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Time = 3.04 (sec) , antiderivative size = 29, normalized size of antiderivative = 0.74
method | result | size |
risch | \(\frac {\left (c \left (e x +d \right )^{2}\right )^{p}}{2 \left (p -1\right ) e \left (e x +d \right )^{2}}\) | \(29\) |
parallelrisch | \(\frac {{\left (c \left (x^{2} e^{2}+2 d e x +d^{2}\right )\right )}^{p}}{2 \left (e x +d \right )^{2} \left (p -1\right ) e}\) | \(38\) |
gosper | \(\frac {\left (c \,x^{2} e^{2}+2 x c d e +c \,d^{2}\right )^{p}}{2 \left (e x +d \right )^{2} \left (p -1\right ) e}\) | \(40\) |
norman | \(\frac {{\mathrm e}^{p \ln \left (c \,x^{2} e^{2}+2 x c d e +c \,d^{2}\right )}}{2 \left (p -1\right ) e \left (e x +d \right )^{2}}\) | \(42\) |
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Time = 0.40 (sec) , antiderivative size = 70, normalized size of antiderivative = 1.79 \[ \int \frac {\left (c d^2+2 c d e x+c e^2 x^2\right )^p}{(d+e x)^3} \, dx=\frac {{\left (c e^{2} x^{2} + 2 \, c d e x + c d^{2}\right )}^{p}}{2 \, {\left (d^{2} e p - d^{2} e + {\left (e^{3} p - e^{3}\right )} x^{2} + 2 \, {\left (d e^{2} p - d e^{2}\right )} x\right )}} \]
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Leaf count of result is larger than twice the leaf count of optimal. 100 vs. \(2 (34) = 68\).
Time = 0.47 (sec) , antiderivative size = 100, normalized size of antiderivative = 2.56 \[ \int \frac {\left (c d^2+2 c d e x+c e^2 x^2\right )^p}{(d+e x)^3} \, dx=\begin {cases} \frac {c x}{d} & \text {for}\: e = 0 \wedge p = 1 \\\frac {x \left (c d^{2}\right )^{p}}{d^{3}} & \text {for}\: e = 0 \\\frac {c \log {\left (\frac {d}{e} + x \right )}}{e} & \text {for}\: p = 1 \\\frac {\left (c d^{2} + 2 c d e x + c e^{2} x^{2}\right )^{p}}{2 d^{2} e p - 2 d^{2} e + 4 d e^{2} p x - 4 d e^{2} x + 2 e^{3} p x^{2} - 2 e^{3} x^{2}} & \text {otherwise} \end {cases} \]
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Time = 0.21 (sec) , antiderivative size = 45, normalized size of antiderivative = 1.15 \[ \int \frac {\left (c d^2+2 c d e x+c e^2 x^2\right )^p}{(d+e x)^3} \, dx=\frac {{\left (e x + d\right )}^{2 \, p} c^{p}}{2 \, {\left (e^{3} {\left (p - 1\right )} x^{2} + 2 \, d e^{2} {\left (p - 1\right )} x + d^{2} e {\left (p - 1\right )}\right )}} \]
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\[ \int \frac {\left (c d^2+2 c d e x+c e^2 x^2\right )^p}{(d+e x)^3} \, dx=\int { \frac {{\left (c e^{2} x^{2} + 2 \, c d e x + c d^{2}\right )}^{p}}{{\left (e x + d\right )}^{3}} \,d x } \]
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Time = 10.04 (sec) , antiderivative size = 52, normalized size of antiderivative = 1.33 \[ \int \frac {\left (c d^2+2 c d e x+c e^2 x^2\right )^p}{(d+e x)^3} \, dx=\frac {{\left (c\,d^2+2\,c\,d\,e\,x+c\,e^2\,x^2\right )}^p}{2\,e^3\,\left (p-1\right )\,\left (x^2+\frac {d^2}{e^2}+\frac {2\,d\,x}{e}\right )} \]
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