Optimal. Leaf size=33 \[ \frac {1}{32} e^x \sqrt {25+16 e^{2 x}}-\frac {25}{128} \sinh ^{-1}\left (\frac {4 e^x}{5}\right ) \]
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Rubi [A]
time = 0.02, antiderivative size = 33, 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 = {2280, 327, 221}
\begin {gather*} \frac {1}{32} e^x \sqrt {16 e^{2 x}+25}-\frac {25}{128} \sinh ^{-1}\left (\frac {4 e^x}{5}\right ) \end {gather*}
Antiderivative was successfully verified.
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Rule 221
Rule 327
Rule 2280
Rubi steps
\begin {align*} \int \frac {e^{3 x}}{\sqrt {25+16 e^{2 x}}} \, dx &=\text {Subst}\left (\int \frac {x^2}{\sqrt {25+16 x^2}} \, dx,x,e^x\right )\\ &=\frac {1}{32} e^x \sqrt {25+16 e^{2 x}}-\frac {25}{32} \text {Subst}\left (\int \frac {1}{\sqrt {25+16 x^2}} \, dx,x,e^x\right )\\ &=\frac {1}{32} e^x \sqrt {25+16 e^{2 x}}-\frac {25}{128} \sinh ^{-1}\left (\frac {4 e^x}{5}\right )\\ \end {align*}
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Mathematica [A]
time = 0.03, size = 33, normalized size = 1.00 \begin {gather*} \frac {1}{32} e^x \sqrt {25+16 e^{2 x}}-\frac {25}{128} \sinh ^{-1}\left (\frac {4 e^x}{5}\right ) \end {gather*}
Antiderivative was successfully verified.
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Maple [A]
time = 0.03, size = 23, normalized size = 0.70
method | result | size |
default | \(-\frac {25 \arcsinh \left (\frac {4 \,{\mathrm e}^{x}}{5}\right )}{128}+\frac {{\mathrm e}^{x} \sqrt {25+16 \,{\mathrm e}^{2 x}}}{32}\) | \(23\) |
risch | \(-\frac {25 \arcsinh \left (\frac {4 \,{\mathrm e}^{x}}{5}\right )}{128}+\frac {{\mathrm e}^{x} \sqrt {25+16 \,{\mathrm e}^{2 x}}}{32}\) | \(23\) |
meijerg | error in int/gbinthm/express: unable to compute coeff\ | N/A |
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [B] Leaf count of result is larger than twice the leaf count of optimal. 74 vs.
\(2 (22) = 44\).
time = 0.29, size = 74, normalized size = 2.24 \begin {gather*} \frac {25 \, \sqrt {16 \, e^{\left (2 \, x\right )} + 25} e^{\left (-x\right )}}{32 \, {\left ({\left (16 \, e^{\left (2 \, x\right )} + 25\right )} e^{\left (-2 \, x\right )} - 16\right )}} - \frac {25}{256} \, \log \left (\sqrt {16 \, e^{\left (2 \, x\right )} + 25} e^{\left (-x\right )} + 4\right ) + \frac {25}{256} \, \log \left (\sqrt {16 \, e^{\left (2 \, x\right )} + 25} e^{\left (-x\right )} - 4\right ) \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A]
time = 0.38, size = 33, normalized size = 1.00 \begin {gather*} \frac {1}{32} \, \sqrt {16 \, e^{\left (2 \, x\right )} + 25} e^{x} + \frac {25}{128} \, \log \left (\sqrt {16 \, e^{\left (2 \, x\right )} + 25} - 4 \, e^{x}\right ) \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [F]
time = 0.00, size = 0, normalized size = 0.00 \begin {gather*} \int \frac {e^{3 x}}{\sqrt {16 e^{2 x} + 25}}\, dx \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A]
time = 3.54, size = 33, normalized size = 1.00 \begin {gather*} \frac {1}{32} \, \sqrt {16 \, e^{\left (2 \, x\right )} + 25} e^{x} + \frac {25}{128} \, \log \left (\sqrt {16 \, e^{\left (2 \, x\right )} + 25} - 4 \, e^{x}\right ) \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Mupad [F]
time = 0.00, size = -1, normalized size = -0.03 \begin {gather*} \int \frac {{\mathrm {e}}^{3\,x}}{\sqrt {16\,{\mathrm {e}}^{2\,x}+25}} \,d x \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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