Optimal. Leaf size=8 \[ \tan ^{-1}\left (2 \sqrt{x}\right ) \]
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Rubi [A] time = 0.0057815, antiderivative size = 8, normalized size of antiderivative = 1., number of steps used = 3, number of rules used = 3, integrand size = 15, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.2, Rules used = {1593, 63, 203} \[ \tan ^{-1}\left (2 \sqrt{x}\right ) \]
Antiderivative was successfully verified.
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Rule 1593
Rule 63
Rule 203
Rubi steps
\begin{align*} \int \frac{1}{\sqrt{x}+4 x^{3/2}} \, dx &=\int \frac{1}{\sqrt{x} (1+4 x)} \, dx\\ &=2 \operatorname{Subst}\left (\int \frac{1}{1+4 x^2} \, dx,x,\sqrt{x}\right )\\ &=\tan ^{-1}\left (2 \sqrt{x}\right )\\ \end{align*}
Mathematica [A] time = 0.0024078, size = 8, normalized size = 1. \[ \tan ^{-1}\left (2 \sqrt{x}\right ) \]
Antiderivative was successfully verified.
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Maple [A] time = 0.004, size = 7, normalized size = 0.9 \begin{align*} \arctan \left ( 2\,\sqrt{x} \right ) \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A] time = 1.84293, size = 8, normalized size = 1. \begin{align*} \arctan \left (2 \, \sqrt{x}\right ) \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A] time = 1.23929, size = 26, normalized size = 3.25 \begin{align*} \arctan \left (2 \, \sqrt{x}\right ) \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [A] time = 0.202828, size = 7, normalized size = 0.88 \begin{align*} \operatorname{atan}{\left (2 \sqrt{x} \right )} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A] time = 1.09106, size = 8, normalized size = 1. \begin{align*} \arctan \left (2 \, \sqrt{x}\right ) \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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