Optimal. Leaf size=50 \[ \frac {1}{5} \sqrt {1-2 x} \sqrt {3+5 x}+\frac {11 \sin ^{-1}\left (\sqrt {\frac {2}{11}} \sqrt {3+5 x}\right )}{5 \sqrt {10}} \]
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Rubi [A]
time = 0.01, antiderivative size = 50, normalized size of antiderivative = 1.00, number of steps
used = 3, number of rules used = 3, integrand size = 19, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.158, Rules used = {52, 56, 222}
\begin {gather*} \frac {11 \text {ArcSin}\left (\sqrt {\frac {2}{11}} \sqrt {5 x+3}\right )}{5 \sqrt {10}}+\frac {1}{5} \sqrt {1-2 x} \sqrt {5 x+3} \end {gather*}
Antiderivative was successfully verified.
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Rule 52
Rule 56
Rule 222
Rubi steps
\begin {align*} \int \frac {\sqrt {1-2 x}}{\sqrt {3+5 x}} \, dx &=\frac {1}{5} \sqrt {1-2 x} \sqrt {3+5 x}+\frac {11}{10} \int \frac {1}{\sqrt {1-2 x} \sqrt {3+5 x}} \, dx\\ &=\frac {1}{5} \sqrt {1-2 x} \sqrt {3+5 x}+\frac {11 \text {Subst}\left (\int \frac {1}{\sqrt {11-2 x^2}} \, dx,x,\sqrt {3+5 x}\right )}{5 \sqrt {5}}\\ &=\frac {1}{5} \sqrt {1-2 x} \sqrt {3+5 x}+\frac {11 \sin ^{-1}\left (\sqrt {\frac {2}{11}} \sqrt {3+5 x}\right )}{5 \sqrt {10}}\\ \end {align*}
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Mathematica [C] Result contains complex when optimal does not.
time = 0.10, size = 58, normalized size = 1.16 \begin {gather*} \frac {1}{5} \sqrt {1-2 x} \sqrt {3+5 x}+\frac {11 i \log \left (\sqrt {5-10 x}-i \sqrt {6+10 x}\right )}{5 \sqrt {10}} \end {gather*}
Antiderivative was successfully verified.
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Maple [A]
time = 0.10, size = 56, normalized size = 1.12
method | result | size |
default | \(\frac {\sqrt {1-2 x}\, \sqrt {3+5 x}}{5}+\frac {11 \sqrt {10}\, \arcsin \left (\frac {20 x}{11}+\frac {1}{11}\right ) \sqrt {\left (1-2 x \right ) \left (3+5 x \right )}}{100 \sqrt {1-2 x}\, \sqrt {3+5 x}}\) | \(56\) |
risch | \(-\frac {\sqrt {3+5 x}\, \left (-1+2 x \right ) \sqrt {\left (1-2 x \right ) \left (3+5 x \right )}}{5 \sqrt {-\left (3+5 x \right ) \left (-1+2 x \right )}\, \sqrt {1-2 x}}+\frac {11 \sqrt {10}\, \arcsin \left (\frac {20 x}{11}+\frac {1}{11}\right ) \sqrt {\left (1-2 x \right ) \left (3+5 x \right )}}{100 \sqrt {1-2 x}\, \sqrt {3+5 x}}\) | \(88\) |
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A]
time = 0.52, size = 29, normalized size = 0.58 \begin {gather*} \frac {11}{100} \, \sqrt {5} \sqrt {2} \arcsin \left (\frac {20}{11} \, x + \frac {1}{11}\right ) + \frac {1}{5} \, \sqrt {-10 \, x^{2} - x + 3} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A]
time = 0.62, size = 57, normalized size = 1.14 \begin {gather*} -\frac {11}{100} \, \sqrt {10} \arctan \left (\frac {\sqrt {10} {\left (20 \, x + 1\right )} \sqrt {5 \, x + 3} \sqrt {-2 \, x + 1}}{20 \, {\left (10 \, x^{2} + x - 3\right )}}\right ) + \frac {1}{5} \, \sqrt {5 \, x + 3} \sqrt {-2 \, x + 1} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [C] Result contains complex when optimal does not.
time = 0.80, size = 139, normalized size = 2.78 \begin {gather*} \begin {cases} \frac {2 i \left (x + \frac {3}{5}\right )^{\frac {3}{2}}}{\sqrt {10 x - 5}} - \frac {11 i \sqrt {x + \frac {3}{5}}}{5 \sqrt {10 x - 5}} - \frac {11 \sqrt {10} i \operatorname {acosh}{\left (\frac {\sqrt {110} \sqrt {x + \frac {3}{5}}}{11} \right )}}{50} & \text {for}\: \left |{x + \frac {3}{5}}\right | > \frac {11}{10} \\\frac {11 \sqrt {10} \operatorname {asin}{\left (\frac {\sqrt {110} \sqrt {x + \frac {3}{5}}}{11} \right )}}{50} - \frac {2 \left (x + \frac {3}{5}\right )^{\frac {3}{2}}}{\sqrt {5 - 10 x}} + \frac {11 \sqrt {x + \frac {3}{5}}}{5 \sqrt {5 - 10 x}} & \text {otherwise} \end {cases} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A]
time = 1.66, size = 40, normalized size = 0.80 \begin {gather*} \frac {1}{50} \, \sqrt {5} {\left (11 \, \sqrt {2} \arcsin \left (\frac {1}{11} \, \sqrt {22} \sqrt {5 \, x + 3}\right ) + 2 \, \sqrt {5 \, x + 3} \sqrt {-10 \, x + 5}\right )} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Mupad [B]
time = 3.55, size = 185, normalized size = 3.70 \begin {gather*} \frac {\frac {2\,{\left (\sqrt {1-2\,x}-1\right )}^3}{25\,{\left (\sqrt {3}-\sqrt {5\,x+3}\right )}^3}-\frac {4\,\left (\sqrt {1-2\,x}-1\right )}{125\,\left (\sqrt {3}-\sqrt {5\,x+3}\right )}+\frac {16\,\sqrt {3}\,{\left (\sqrt {1-2\,x}-1\right )}^2}{25\,{\left (\sqrt {3}-\sqrt {5\,x+3}\right )}^2}}{\frac {4\,{\left (\sqrt {1-2\,x}-1\right )}^2}{5\,{\left (\sqrt {3}-\sqrt {5\,x+3}\right )}^2}+\frac {{\left (\sqrt {1-2\,x}-1\right )}^4}{{\left (\sqrt {3}-\sqrt {5\,x+3}\right )}^4}+\frac {4}{25}}+\frac {11\,\sqrt {10}\,\mathrm {atan}\left (\frac {\sqrt {10}\,\left (\sqrt {1-2\,x}-1\right )}{2\,\left (\sqrt {3}-\sqrt {5\,x+3}\right )}\right )}{25} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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