Integrand size = 32, antiderivative size = 39 \[ \int (d+e x)^2 \left (c d^2+2 c d e x+c e^2 x^2\right )^{5/2} \, dx=\frac {(d+e x) \left (c d^2+2 c d e x+c e^2 x^2\right )^{7/2}}{8 c e} \]
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Time = 0.01 (sec) , antiderivative size = 39, normalized size of antiderivative = 1.00, number of steps used = 2, number of rules used = 2, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.062, Rules used = {656, 623} \[ \int (d+e x)^2 \left (c d^2+2 c d e x+c e^2 x^2\right )^{5/2} \, dx=\frac {(d+e x) \left (c d^2+2 c d e x+c e^2 x^2\right )^{7/2}}{8 c e} \]
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Rule 623
Rule 656
Rubi steps \begin{align*} \text {integral}& = \frac {\int \left (c d^2+2 c d e x+c e^2 x^2\right )^{7/2} \, dx}{c} \\ & = \frac {(d+e x) \left (c d^2+2 c d e x+c e^2 x^2\right )^{7/2}}{8 c e} \\ \end{align*}
Time = 0.02 (sec) , antiderivative size = 28, normalized size of antiderivative = 0.72 \[ \int (d+e x)^2 \left (c d^2+2 c d e x+c e^2 x^2\right )^{5/2} \, dx=\frac {(d+e x) \left (c (d+e x)^2\right )^{7/2}}{8 c e} \]
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Time = 2.70 (sec) , antiderivative size = 27, normalized size of antiderivative = 0.69
method | result | size |
risch | \(\frac {c^{2} \left (e x +d \right )^{7} \sqrt {c \left (e x +d \right )^{2}}}{8 e}\) | \(27\) |
default | \(\frac {\left (e x +d \right )^{3} \left (c \,x^{2} e^{2}+2 x c d e +c \,d^{2}\right )^{\frac {5}{2}}}{8 e}\) | \(35\) |
gosper | \(\frac {x \left (e^{7} x^{7}+8 e^{6} x^{6} d +28 d^{2} e^{5} x^{5}+56 d^{3} e^{4} x^{4}+70 d^{4} e^{3} x^{3}+56 e^{2} x^{2} d^{5}+28 x \,d^{6} e +8 d^{7}\right ) \left (c \,x^{2} e^{2}+2 x c d e +c \,d^{2}\right )^{\frac {5}{2}}}{8 \left (e x +d \right )^{5}}\) | \(106\) |
trager | \(\frac {c^{2} x \left (e^{7} x^{7}+8 e^{6} x^{6} d +28 d^{2} e^{5} x^{5}+56 d^{3} e^{4} x^{4}+70 d^{4} e^{3} x^{3}+56 e^{2} x^{2} d^{5}+28 x \,d^{6} e +8 d^{7}\right ) \sqrt {c \,x^{2} e^{2}+2 x c d e +c \,d^{2}}}{8 e x +8 d}\) | \(109\) |
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Leaf count of result is larger than twice the leaf count of optimal. 131 vs. \(2 (35) = 70\).
Time = 0.64 (sec) , antiderivative size = 131, normalized size of antiderivative = 3.36 \[ \int (d+e x)^2 \left (c d^2+2 c d e x+c e^2 x^2\right )^{5/2} \, dx=\frac {{\left (c^{2} e^{7} x^{8} + 8 \, c^{2} d e^{6} x^{7} + 28 \, c^{2} d^{2} e^{5} x^{6} + 56 \, c^{2} d^{3} e^{4} x^{5} + 70 \, c^{2} d^{4} e^{3} x^{4} + 56 \, c^{2} d^{5} e^{2} x^{3} + 28 \, c^{2} d^{6} e x^{2} + 8 \, c^{2} d^{7} x\right )} \sqrt {c e^{2} x^{2} + 2 \, c d e x + c d^{2}}}{8 \, {\left (e x + d\right )}} \]
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Leaf count of result is larger than twice the leaf count of optimal. 241 vs. \(2 (36) = 72\).
Time = 0.97 (sec) , antiderivative size = 241, normalized size of antiderivative = 6.18 \[ \int (d+e x)^2 \left (c d^2+2 c d e x+c e^2 x^2\right )^{5/2} \, dx=\begin {cases} \sqrt {c d^{2} + 2 c d e x + c e^{2} x^{2}} \left (\frac {c^{2} d^{7}}{8 e} + \frac {7 c^{2} d^{6} x}{8} + \frac {21 c^{2} d^{5} e x^{2}}{8} + \frac {35 c^{2} d^{4} e^{2} x^{3}}{8} + \frac {35 c^{2} d^{3} e^{3} x^{4}}{8} + \frac {21 c^{2} d^{2} e^{4} x^{5}}{8} + \frac {7 c^{2} d e^{5} x^{6}}{8} + \frac {c^{2} e^{6} x^{7}}{8}\right ) & \text {for}\: c e^{2} \neq 0 \\\frac {\frac {d^{2} \left (c d^{2} + 2 c d e x\right )^{\frac {7}{2}}}{28} + \frac {\left (c d^{2} + 2 c d e x\right )^{\frac {9}{2}}}{18 c} + \frac {\left (c d^{2} + 2 c d e x\right )^{\frac {11}{2}}}{44 c^{2} d^{2}}}{c d e} & \text {for}\: c d e \neq 0 \\\left (c d^{2}\right )^{\frac {5}{2}} \left (\begin {cases} d^{2} x & \text {for}\: e = 0 \\\frac {\left (d + e x\right )^{3}}{3 e} & \text {otherwise} \end {cases}\right ) & \text {otherwise} \end {cases} \]
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Exception generated. \[ \int (d+e x)^2 \left (c d^2+2 c d e x+c e^2 x^2\right )^{5/2} \, dx=\text {Exception raised: ValueError} \]
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Leaf count of result is larger than twice the leaf count of optimal. 127 vs. \(2 (35) = 70\).
Time = 0.28 (sec) , antiderivative size = 127, normalized size of antiderivative = 3.26 \[ \int (d+e x)^2 \left (c d^2+2 c d e x+c e^2 x^2\right )^{5/2} \, dx=\frac {1}{8} \, {\left (4 \, {\left (e x^{2} + 2 \, d x\right )} c^{2} d^{6} \mathrm {sgn}\left (e x + d\right ) + \frac {c^{2} d^{8} \mathrm {sgn}\left (e x + d\right )}{e} + 6 \, {\left (e x^{2} + 2 \, d x\right )}^{2} c^{2} d^{4} e \mathrm {sgn}\left (e x + d\right ) + 4 \, {\left (e x^{2} + 2 \, d x\right )}^{3} c^{2} d^{2} e^{2} \mathrm {sgn}\left (e x + d\right ) + {\left (e x^{2} + 2 \, d x\right )}^{4} c^{2} e^{3} \mathrm {sgn}\left (e x + d\right )\right )} \sqrt {c} \]
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Timed out. \[ \int (d+e x)^2 \left (c d^2+2 c d e x+c e^2 x^2\right )^{5/2} \, dx=\int {\left (d+e\,x\right )}^2\,{\left (c\,d^2+2\,c\,d\,e\,x+c\,e^2\,x^2\right )}^{5/2} \,d x \]
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