Optimal. Leaf size=46 \[ \frac {(a+b x) \sqrt {a^2+2 a b x+b^2 x^2}}{2 (b d-a e) (d+e x)^2} \]
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Rubi [A]
time = 0.02, antiderivative size = 46, normalized size of antiderivative = 1.00, number of steps
used = 2, number of rules used = 2, integrand size = 28, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.071, Rules used = {660, 37}
\begin {gather*} \frac {(a+b x) \sqrt {a^2+2 a b x+b^2 x^2}}{2 (d+e x)^2 (b d-a e)} \end {gather*}
Antiderivative was successfully verified.
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Rule 37
Rule 660
Rubi steps
\begin {align*} \int \frac {\sqrt {a^2+2 a b x+b^2 x^2}}{(d+e x)^3} \, dx &=\frac {\sqrt {a^2+2 a b x+b^2 x^2} \int \frac {a b+b^2 x}{(d+e x)^3} \, dx}{a b+b^2 x}\\ &=\frac {(a+b x) \sqrt {a^2+2 a b x+b^2 x^2}}{2 (b d-a e) (d+e x)^2}\\ \end {align*}
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Mathematica [A]
time = 0.01, size = 44, normalized size = 0.96 \begin {gather*} -\frac {\sqrt {(a+b x)^2} (a e+b (d+2 e x))}{2 e^2 (a+b x) (d+e x)^2} \end {gather*}
Antiderivative was successfully verified.
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Maple [C] Result contains higher order function than in optimal. Order 9 vs. order
2.
time = 0.46, size = 31, normalized size = 0.67
method | result | size |
default | \(-\frac {\mathrm {csgn}\left (b x +a \right ) \left (2 b e x +a e +b d \right )}{2 e^{2} \left (e x +d \right )^{2}}\) | \(31\) |
gosper | \(-\frac {\left (2 b e x +a e +b d \right ) \sqrt {\left (b x +a \right )^{2}}}{2 \left (e x +d \right )^{2} e^{2} \left (b x +a \right )}\) | \(41\) |
risch | \(\frac {\left (-\frac {b x}{e}-\frac {a e +b d}{2 e^{2}}\right ) \sqrt {\left (b x +a \right )^{2}}}{\left (e x +d \right )^{2} \left (b x +a \right )}\) | \(45\) |
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [F(-2)]
time = 0.00, size = 0, normalized size = 0.00 \begin {gather*} \text {Exception raised: ValueError} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A]
time = 2.81, size = 36, normalized size = 0.78 \begin {gather*} -\frac {b d + {\left (2 \, b x + a\right )} e}{2 \, {\left (x^{2} e^{4} + 2 \, d x e^{3} + d^{2} e^{2}\right )}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [A]
time = 0.13, size = 39, normalized size = 0.85 \begin {gather*} \frac {- a e - b d - 2 b e x}{2 d^{2} e^{2} + 4 d e^{3} x + 2 e^{4} x^{2}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A]
time = 1.99, size = 44, normalized size = 0.96 \begin {gather*} -\frac {{\left (2 \, b x e \mathrm {sgn}\left (b x + a\right ) + b d \mathrm {sgn}\left (b x + a\right ) + a e \mathrm {sgn}\left (b x + a\right )\right )} e^{\left (-2\right )}}{2 \, {\left (x e + d\right )}^{2}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Mupad [B]
time = 0.57, size = 40, normalized size = 0.87 \begin {gather*} -\frac {\sqrt {{\left (a+b\,x\right )}^2}\,\left (a\,e+b\,d+2\,b\,e\,x\right )}{2\,e^2\,\left (a+b\,x\right )\,{\left (d+e\,x\right )}^2} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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