Integrand size = 24, antiderivative size = 182 \[ \int \frac {(d+e x)^5}{\sqrt {d^2-e^2 x^2}} \, dx=-\frac {63 d^4 \sqrt {d^2-e^2 x^2}}{8 e}-\frac {21 d^3 (d+e x) \sqrt {d^2-e^2 x^2}}{8 e}-\frac {21 d^2 (d+e x)^2 \sqrt {d^2-e^2 x^2}}{20 e}-\frac {9 d (d+e x)^3 \sqrt {d^2-e^2 x^2}}{20 e}-\frac {(d+e x)^4 \sqrt {d^2-e^2 x^2}}{5 e}+\frac {63 d^5 \arctan \left (\frac {e x}{\sqrt {d^2-e^2 x^2}}\right )}{8 e} \]
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Time = 0.06 (sec) , antiderivative size = 182, normalized size of antiderivative = 1.00, number of steps used = 7, number of rules used = 4, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.167, Rules used = {685, 655, 223, 209} \[ \int \frac {(d+e x)^5}{\sqrt {d^2-e^2 x^2}} \, dx=\frac {63 d^5 \arctan \left (\frac {e x}{\sqrt {d^2-e^2 x^2}}\right )}{8 e}-\frac {21 d^2 (d+e x)^2 \sqrt {d^2-e^2 x^2}}{20 e}-\frac {9 d (d+e x)^3 \sqrt {d^2-e^2 x^2}}{20 e}-\frac {(d+e x)^4 \sqrt {d^2-e^2 x^2}}{5 e}-\frac {63 d^4 \sqrt {d^2-e^2 x^2}}{8 e}-\frac {21 d^3 (d+e x) \sqrt {d^2-e^2 x^2}}{8 e} \]
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Rule 209
Rule 223
Rule 655
Rule 685
Rubi steps \begin{align*} \text {integral}& = -\frac {(d+e x)^4 \sqrt {d^2-e^2 x^2}}{5 e}+\frac {1}{5} (9 d) \int \frac {(d+e x)^4}{\sqrt {d^2-e^2 x^2}} \, dx \\ & = -\frac {9 d (d+e x)^3 \sqrt {d^2-e^2 x^2}}{20 e}-\frac {(d+e x)^4 \sqrt {d^2-e^2 x^2}}{5 e}+\frac {1}{20} \left (63 d^2\right ) \int \frac {(d+e x)^3}{\sqrt {d^2-e^2 x^2}} \, dx \\ & = -\frac {21 d^2 (d+e x)^2 \sqrt {d^2-e^2 x^2}}{20 e}-\frac {9 d (d+e x)^3 \sqrt {d^2-e^2 x^2}}{20 e}-\frac {(d+e x)^4 \sqrt {d^2-e^2 x^2}}{5 e}+\frac {1}{4} \left (21 d^3\right ) \int \frac {(d+e x)^2}{\sqrt {d^2-e^2 x^2}} \, dx \\ & = -\frac {21 d^3 (d+e x) \sqrt {d^2-e^2 x^2}}{8 e}-\frac {21 d^2 (d+e x)^2 \sqrt {d^2-e^2 x^2}}{20 e}-\frac {9 d (d+e x)^3 \sqrt {d^2-e^2 x^2}}{20 e}-\frac {(d+e x)^4 \sqrt {d^2-e^2 x^2}}{5 e}+\frac {1}{8} \left (63 d^4\right ) \int \frac {d+e x}{\sqrt {d^2-e^2 x^2}} \, dx \\ & = -\frac {63 d^4 \sqrt {d^2-e^2 x^2}}{8 e}-\frac {21 d^3 (d+e x) \sqrt {d^2-e^2 x^2}}{8 e}-\frac {21 d^2 (d+e x)^2 \sqrt {d^2-e^2 x^2}}{20 e}-\frac {9 d (d+e x)^3 \sqrt {d^2-e^2 x^2}}{20 e}-\frac {(d+e x)^4 \sqrt {d^2-e^2 x^2}}{5 e}+\frac {1}{8} \left (63 d^5\right ) \int \frac {1}{\sqrt {d^2-e^2 x^2}} \, dx \\ & = -\frac {63 d^4 \sqrt {d^2-e^2 x^2}}{8 e}-\frac {21 d^3 (d+e x) \sqrt {d^2-e^2 x^2}}{8 e}-\frac {21 d^2 (d+e x)^2 \sqrt {d^2-e^2 x^2}}{20 e}-\frac {9 d (d+e x)^3 \sqrt {d^2-e^2 x^2}}{20 e}-\frac {(d+e x)^4 \sqrt {d^2-e^2 x^2}}{5 e}+\frac {1}{8} \left (63 d^5\right ) \text {Subst}\left (\int \frac {1}{1+e^2 x^2} \, dx,x,\frac {x}{\sqrt {d^2-e^2 x^2}}\right ) \\ & = -\frac {63 d^4 \sqrt {d^2-e^2 x^2}}{8 e}-\frac {21 d^3 (d+e x) \sqrt {d^2-e^2 x^2}}{8 e}-\frac {21 d^2 (d+e x)^2 \sqrt {d^2-e^2 x^2}}{20 e}-\frac {9 d (d+e x)^3 \sqrt {d^2-e^2 x^2}}{20 e}-\frac {(d+e x)^4 \sqrt {d^2-e^2 x^2}}{5 e}+\frac {63 d^5 \tan ^{-1}\left (\frac {e x}{\sqrt {d^2-e^2 x^2}}\right )}{8 e} \\ \end{align*}
Time = 0.60 (sec) , antiderivative size = 103, normalized size of antiderivative = 0.57 \[ \int \frac {(d+e x)^5}{\sqrt {d^2-e^2 x^2}} \, dx=-\frac {\sqrt {d^2-e^2 x^2} \left (488 d^4+275 d^3 e x+144 d^2 e^2 x^2+50 d e^3 x^3+8 e^4 x^4\right )+630 d^5 \arctan \left (\frac {e x}{\sqrt {d^2}-\sqrt {d^2-e^2 x^2}}\right )}{40 e} \]
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Time = 2.40 (sec) , antiderivative size = 94, normalized size of antiderivative = 0.52
method | result | size |
risch | \(-\frac {\left (8 e^{4} x^{4}+50 d \,e^{3} x^{3}+144 d^{2} e^{2} x^{2}+275 d^{3} e x +488 d^{4}\right ) \sqrt {-x^{2} e^{2}+d^{2}}}{40 e}+\frac {63 d^{5} \arctan \left (\frac {\sqrt {e^{2}}\, x}{\sqrt {-x^{2} e^{2}+d^{2}}}\right )}{8 \sqrt {e^{2}}}\) | \(94\) |
default | \(\frac {d^{5} \arctan \left (\frac {\sqrt {e^{2}}\, x}{\sqrt {-x^{2} e^{2}+d^{2}}}\right )}{\sqrt {e^{2}}}+e^{5} \left (-\frac {x^{4} \sqrt {-x^{2} e^{2}+d^{2}}}{5 e^{2}}+\frac {4 d^{2} \left (-\frac {x^{2} \sqrt {-x^{2} e^{2}+d^{2}}}{3 e^{2}}-\frac {2 d^{2} \sqrt {-x^{2} e^{2}+d^{2}}}{3 e^{4}}\right )}{5 e^{2}}\right )+5 d \,e^{4} \left (-\frac {x^{3} \sqrt {-x^{2} e^{2}+d^{2}}}{4 e^{2}}+\frac {3 d^{2} \left (-\frac {x \sqrt {-x^{2} e^{2}+d^{2}}}{2 e^{2}}+\frac {d^{2} \arctan \left (\frac {\sqrt {e^{2}}\, x}{\sqrt {-x^{2} e^{2}+d^{2}}}\right )}{2 e^{2} \sqrt {e^{2}}}\right )}{4 e^{2}}\right )-\frac {5 d^{4} \sqrt {-x^{2} e^{2}+d^{2}}}{e}+10 d^{2} e^{3} \left (-\frac {x^{2} \sqrt {-x^{2} e^{2}+d^{2}}}{3 e^{2}}-\frac {2 d^{2} \sqrt {-x^{2} e^{2}+d^{2}}}{3 e^{4}}\right )+10 d^{3} e^{2} \left (-\frac {x \sqrt {-x^{2} e^{2}+d^{2}}}{2 e^{2}}+\frac {d^{2} \arctan \left (\frac {\sqrt {e^{2}}\, x}{\sqrt {-x^{2} e^{2}+d^{2}}}\right )}{2 e^{2} \sqrt {e^{2}}}\right )\) | \(345\) |
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Time = 0.29 (sec) , antiderivative size = 94, normalized size of antiderivative = 0.52 \[ \int \frac {(d+e x)^5}{\sqrt {d^2-e^2 x^2}} \, dx=-\frac {630 \, d^{5} \arctan \left (-\frac {d - \sqrt {-e^{2} x^{2} + d^{2}}}{e x}\right ) + {\left (8 \, e^{4} x^{4} + 50 \, d e^{3} x^{3} + 144 \, d^{2} e^{2} x^{2} + 275 \, d^{3} e x + 488 \, d^{4}\right )} \sqrt {-e^{2} x^{2} + d^{2}}}{40 \, e} \]
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Time = 0.59 (sec) , antiderivative size = 153, normalized size of antiderivative = 0.84 \[ \int \frac {(d+e x)^5}{\sqrt {d^2-e^2 x^2}} \, dx=\begin {cases} \frac {63 d^{5} \left (\begin {cases} \frac {\log {\left (- 2 e^{2} x + 2 \sqrt {- e^{2}} \sqrt {d^{2} - e^{2} x^{2}} \right )}}{\sqrt {- e^{2}}} & \text {for}\: d^{2} \neq 0 \\\frac {x \log {\left (x \right )}}{\sqrt {- e^{2} x^{2}}} & \text {otherwise} \end {cases}\right )}{8} + \sqrt {d^{2} - e^{2} x^{2}} \left (- \frac {61 d^{4}}{5 e} - \frac {55 d^{3} x}{8} - \frac {18 d^{2} e x^{2}}{5} - \frac {5 d e^{2} x^{3}}{4} - \frac {e^{3} x^{4}}{5}\right ) & \text {for}\: e^{2} \neq 0 \\\frac {\begin {cases} d^{5} x & \text {for}\: e = 0 \\\frac {\left (d + e x\right )^{6}}{6 e} & \text {otherwise} \end {cases}}{\sqrt {d^{2}}} & \text {otherwise} \end {cases} \]
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Time = 0.27 (sec) , antiderivative size = 135, normalized size of antiderivative = 0.74 \[ \int \frac {(d+e x)^5}{\sqrt {d^2-e^2 x^2}} \, dx=-\frac {1}{5} \, \sqrt {-e^{2} x^{2} + d^{2}} e^{3} x^{4} - \frac {5}{4} \, \sqrt {-e^{2} x^{2} + d^{2}} d e^{2} x^{3} - \frac {18}{5} \, \sqrt {-e^{2} x^{2} + d^{2}} d^{2} e x^{2} + \frac {63 \, d^{5} \arcsin \left (\frac {e^{2} x}{d \sqrt {e^{2}}}\right )}{8 \, \sqrt {e^{2}}} - \frac {55}{8} \, \sqrt {-e^{2} x^{2} + d^{2}} d^{3} x - \frac {61 \, \sqrt {-e^{2} x^{2} + d^{2}} d^{4}}{5 \, e} \]
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Time = 0.29 (sec) , antiderivative size = 79, normalized size of antiderivative = 0.43 \[ \int \frac {(d+e x)^5}{\sqrt {d^2-e^2 x^2}} \, dx=\frac {63 \, d^{5} \arcsin \left (\frac {e x}{d}\right ) \mathrm {sgn}\left (d\right ) \mathrm {sgn}\left (e\right )}{8 \, {\left | e \right |}} - \frac {1}{40} \, \sqrt {-e^{2} x^{2} + d^{2}} {\left (\frac {488 \, d^{4}}{e} + {\left (275 \, d^{3} + 2 \, {\left (72 \, d^{2} e + {\left (4 \, e^{3} x + 25 \, d e^{2}\right )} x\right )} x\right )} x\right )} \]
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Timed out. \[ \int \frac {(d+e x)^5}{\sqrt {d^2-e^2 x^2}} \, dx=\int \frac {{\left (d+e\,x\right )}^5}{\sqrt {d^2-e^2\,x^2}} \,d x \]
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