Integrand size = 37, antiderivative size = 79 \[ \int \frac {\left (a d e+\left (c d^2+a e^2\right ) x+c d e x^2\right )^2}{(d+e x)^{7/2}} \, dx=-\frac {2 \left (c d^2-a e^2\right )^2}{e^3 \sqrt {d+e x}}-\frac {4 c d \left (c d^2-a e^2\right ) \sqrt {d+e x}}{e^3}+\frac {2 c^2 d^2 (d+e x)^{3/2}}{3 e^3} \]
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Time = 0.02 (sec) , antiderivative size = 79, normalized size of antiderivative = 1.00, number of steps used = 3, number of rules used = 2, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.054, Rules used = {640, 45} \[ \int \frac {\left (a d e+\left (c d^2+a e^2\right ) x+c d e x^2\right )^2}{(d+e x)^{7/2}} \, dx=-\frac {4 c d \sqrt {d+e x} \left (c d^2-a e^2\right )}{e^3}-\frac {2 \left (c d^2-a e^2\right )^2}{e^3 \sqrt {d+e x}}+\frac {2 c^2 d^2 (d+e x)^{3/2}}{3 e^3} \]
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Rule 45
Rule 640
Rubi steps \begin{align*} \text {integral}& = \int \frac {(a e+c d x)^2}{(d+e x)^{3/2}} \, dx \\ & = \int \left (\frac {\left (-c d^2+a e^2\right )^2}{e^2 (d+e x)^{3/2}}-\frac {2 c d \left (c d^2-a e^2\right )}{e^2 \sqrt {d+e x}}+\frac {c^2 d^2 \sqrt {d+e x}}{e^2}\right ) \, dx \\ & = -\frac {2 \left (c d^2-a e^2\right )^2}{e^3 \sqrt {d+e x}}-\frac {4 c d \left (c d^2-a e^2\right ) \sqrt {d+e x}}{e^3}+\frac {2 c^2 d^2 (d+e x)^{3/2}}{3 e^3} \\ \end{align*}
Time = 0.05 (sec) , antiderivative size = 65, normalized size of antiderivative = 0.82 \[ \int \frac {\left (a d e+\left (c d^2+a e^2\right ) x+c d e x^2\right )^2}{(d+e x)^{7/2}} \, dx=\frac {2 \left (-3 a^2 e^4+6 a c d e^2 (2 d+e x)+c^2 d^2 \left (-8 d^2-4 d e x+e^2 x^2\right )\right )}{3 e^3 \sqrt {d+e x}} \]
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Time = 3.06 (sec) , antiderivative size = 65, normalized size of antiderivative = 0.82
method | result | size |
pseudoelliptic | \(-\frac {2 \left (a^{2} e^{4}-2 x a c d \,e^{3}-4 \left (\frac {c \,x^{2}}{12}+a \right ) c \,d^{2} e^{2}+\frac {4 x \,c^{2} d^{3} e}{3}+\frac {8 c^{2} d^{4}}{3}\right )}{\sqrt {e x +d}\, e^{3}}\) | \(65\) |
risch | \(\frac {2 c d \left (x c d e +6 e^{2} a -5 c \,d^{2}\right ) \sqrt {e x +d}}{3 e^{3}}-\frac {2 \left (a^{2} e^{4}-2 a c \,d^{2} e^{2}+c^{2} d^{4}\right )}{e^{3} \sqrt {e x +d}}\) | \(71\) |
gosper | \(-\frac {2 \left (-x^{2} c^{2} d^{2} e^{2}-6 x a c d \,e^{3}+4 x \,c^{2} d^{3} e +3 a^{2} e^{4}-12 a c \,d^{2} e^{2}+8 c^{2} d^{4}\right )}{3 \sqrt {e x +d}\, e^{3}}\) | \(73\) |
trager | \(-\frac {2 \left (-x^{2} c^{2} d^{2} e^{2}-6 x a c d \,e^{3}+4 x \,c^{2} d^{3} e +3 a^{2} e^{4}-12 a c \,d^{2} e^{2}+8 c^{2} d^{4}\right )}{3 \sqrt {e x +d}\, e^{3}}\) | \(73\) |
derivativedivides | \(\frac {\frac {2 c^{2} d^{2} \left (e x +d \right )^{\frac {3}{2}}}{3}+4 a c d \,e^{2} \sqrt {e x +d}-4 c^{2} d^{3} \sqrt {e x +d}-\frac {2 \left (a^{2} e^{4}-2 a c \,d^{2} e^{2}+c^{2} d^{4}\right )}{\sqrt {e x +d}}}{e^{3}}\) | \(86\) |
default | \(\frac {\frac {2 c^{2} d^{2} \left (e x +d \right )^{\frac {3}{2}}}{3}+4 a c d \,e^{2} \sqrt {e x +d}-4 c^{2} d^{3} \sqrt {e x +d}-\frac {2 \left (a^{2} e^{4}-2 a c \,d^{2} e^{2}+c^{2} d^{4}\right )}{\sqrt {e x +d}}}{e^{3}}\) | \(86\) |
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Time = 0.27 (sec) , antiderivative size = 83, normalized size of antiderivative = 1.05 \[ \int \frac {\left (a d e+\left (c d^2+a e^2\right ) x+c d e x^2\right )^2}{(d+e x)^{7/2}} \, dx=\frac {2 \, {\left (c^{2} d^{2} e^{2} x^{2} - 8 \, c^{2} d^{4} + 12 \, a c d^{2} e^{2} - 3 \, a^{2} e^{4} - 2 \, {\left (2 \, c^{2} d^{3} e - 3 \, a c d e^{3}\right )} x\right )} \sqrt {e x + d}}{3 \, {\left (e^{4} x + d e^{3}\right )}} \]
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Time = 0.47 (sec) , antiderivative size = 133, normalized size of antiderivative = 1.68 \[ \int \frac {\left (a d e+\left (c d^2+a e^2\right ) x+c d e x^2\right )^2}{(d+e x)^{7/2}} \, dx=\begin {cases} - \frac {2 a^{2} e}{\sqrt {d + e x}} + \frac {8 a c d^{2}}{e \sqrt {d + e x}} + \frac {4 a c d x}{\sqrt {d + e x}} - \frac {16 c^{2} d^{4}}{3 e^{3} \sqrt {d + e x}} - \frac {8 c^{2} d^{3} x}{3 e^{2} \sqrt {d + e x}} + \frac {2 c^{2} d^{2} x^{2}}{3 e \sqrt {d + e x}} & \text {for}\: e \neq 0 \\\frac {c^{2} \sqrt {d} x^{3}}{3} & \text {otherwise} \end {cases} \]
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Time = 0.18 (sec) , antiderivative size = 87, normalized size of antiderivative = 1.10 \[ \int \frac {\left (a d e+\left (c d^2+a e^2\right ) x+c d e x^2\right )^2}{(d+e x)^{7/2}} \, dx=\frac {2 \, {\left (\frac {{\left (e x + d\right )}^{\frac {3}{2}} c^{2} d^{2} - 6 \, {\left (c^{2} d^{3} - a c d e^{2}\right )} \sqrt {e x + d}}{e^{2}} - \frac {3 \, {\left (c^{2} d^{4} - 2 \, a c d^{2} e^{2} + a^{2} e^{4}\right )}}{\sqrt {e x + d} e^{2}}\right )}}{3 \, e} \]
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Time = 0.27 (sec) , antiderivative size = 94, normalized size of antiderivative = 1.19 \[ \int \frac {\left (a d e+\left (c d^2+a e^2\right ) x+c d e x^2\right )^2}{(d+e x)^{7/2}} \, dx=-\frac {2 \, {\left (c^{2} d^{4} - 2 \, a c d^{2} e^{2} + a^{2} e^{4}\right )}}{\sqrt {e x + d} e^{3}} + \frac {2 \, {\left ({\left (e x + d\right )}^{\frac {3}{2}} c^{2} d^{2} e^{6} - 6 \, \sqrt {e x + d} c^{2} d^{3} e^{6} + 6 \, \sqrt {e x + d} a c d e^{8}\right )}}{3 \, e^{9}} \]
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Time = 9.76 (sec) , antiderivative size = 80, normalized size of antiderivative = 1.01 \[ \int \frac {\left (a d e+\left (c d^2+a e^2\right ) x+c d e x^2\right )^2}{(d+e x)^{7/2}} \, dx=-\frac {6\,a^2\,e^4+6\,c^2\,d^4-2\,c^2\,d^2\,{\left (d+e\,x\right )}^2+12\,c^2\,d^3\,\left (d+e\,x\right )-12\,a\,c\,d^2\,e^2-12\,a\,c\,d\,e^2\,\left (d+e\,x\right )}{3\,e^3\,\sqrt {d+e\,x}} \]
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