Optimal. Leaf size=56 \[ -\frac{1}{8} \sqrt{x+1} x^{3/2}+\frac{1}{2} x^2 \sinh ^{-1}\left (\sqrt{x}\right )+\frac{3}{16} \sqrt{x+1} \sqrt{x}-\frac{3}{16} \sinh ^{-1}\left (\sqrt{x}\right ) \]
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Rubi [A] time = 0.0172571, antiderivative size = 56, normalized size of antiderivative = 1., number of steps used = 6, number of rules used = 5, integrand size = 8, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.625, Rules used = {5902, 12, 50, 54, 215} \[ -\frac{1}{8} \sqrt{x+1} x^{3/2}+\frac{1}{2} x^2 \sinh ^{-1}\left (\sqrt{x}\right )+\frac{3}{16} \sqrt{x+1} \sqrt{x}-\frac{3}{16} \sinh ^{-1}\left (\sqrt{x}\right ) \]
Antiderivative was successfully verified.
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Rule 5902
Rule 12
Rule 50
Rule 54
Rule 215
Rubi steps
\begin{align*} \int x \sinh ^{-1}\left (\sqrt{x}\right ) \, dx &=\frac{1}{2} x^2 \sinh ^{-1}\left (\sqrt{x}\right )-\frac{1}{2} \int \frac{x^{3/2}}{2 \sqrt{1+x}} \, dx\\ &=\frac{1}{2} x^2 \sinh ^{-1}\left (\sqrt{x}\right )-\frac{1}{4} \int \frac{x^{3/2}}{\sqrt{1+x}} \, dx\\ &=-\frac{1}{8} x^{3/2} \sqrt{1+x}+\frac{1}{2} x^2 \sinh ^{-1}\left (\sqrt{x}\right )+\frac{3}{16} \int \frac{\sqrt{x}}{\sqrt{1+x}} \, dx\\ &=\frac{3}{16} \sqrt{x} \sqrt{1+x}-\frac{1}{8} x^{3/2} \sqrt{1+x}+\frac{1}{2} x^2 \sinh ^{-1}\left (\sqrt{x}\right )-\frac{3}{32} \int \frac{1}{\sqrt{x} \sqrt{1+x}} \, dx\\ &=\frac{3}{16} \sqrt{x} \sqrt{1+x}-\frac{1}{8} x^{3/2} \sqrt{1+x}+\frac{1}{2} x^2 \sinh ^{-1}\left (\sqrt{x}\right )-\frac{3}{16} \operatorname{Subst}\left (\int \frac{1}{\sqrt{1+x^2}} \, dx,x,\sqrt{x}\right )\\ &=\frac{3}{16} \sqrt{x} \sqrt{1+x}-\frac{1}{8} x^{3/2} \sqrt{1+x}-\frac{3}{16} \sinh ^{-1}\left (\sqrt{x}\right )+\frac{1}{2} x^2 \sinh ^{-1}\left (\sqrt{x}\right )\\ \end{align*}
Mathematica [A] time = 0.0166977, size = 37, normalized size = 0.66 \[ \frac{1}{16} \left (\left (8 x^2-3\right ) \sinh ^{-1}\left (\sqrt{x}\right )+\sqrt{x} \sqrt{x+1} (3-2 x)\right ) \]
Antiderivative was successfully verified.
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Maple [A] time = 0.004, size = 37, normalized size = 0.7 \begin{align*} -{\frac{3}{16}{\it Arcsinh} \left ( \sqrt{x} \right ) }+{\frac{{x}^{2}}{2}{\it Arcsinh} \left ( \sqrt{x} \right ) }-{\frac{1}{8}{x}^{{\frac{3}{2}}}\sqrt{1+x}}+{\frac{3}{16}\sqrt{x}\sqrt{1+x}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A] time = 1.68926, size = 49, normalized size = 0.88 \begin{align*} \frac{1}{2} \, x^{2} \operatorname{arsinh}\left (\sqrt{x}\right ) - \frac{1}{8} \, \sqrt{x + 1} x^{\frac{3}{2}} + \frac{3}{16} \, \sqrt{x + 1} \sqrt{x} - \frac{3}{16} \, \operatorname{arsinh}\left (\sqrt{x}\right ) \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A] time = 2.69024, size = 112, normalized size = 2. \begin{align*} -\frac{1}{16} \,{\left (2 \, x - 3\right )} \sqrt{x + 1} \sqrt{x} + \frac{1}{16} \,{\left (8 \, x^{2} - 3\right )} \log \left (\sqrt{x + 1} + \sqrt{x}\right ) \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [F] time = 0., size = 0, normalized size = 0. \begin{align*} \int x \operatorname{asinh}{\left (\sqrt{x} \right )}\, dx \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A] time = 1.31397, size = 65, normalized size = 1.16 \begin{align*} \frac{1}{2} \, x^{2} \log \left (\sqrt{x + 1} + \sqrt{x}\right ) - \frac{1}{16} \, \sqrt{x^{2} + x}{\left (2 \, x - 3\right )} + \frac{3}{32} \, \log \left ({\left | -2 \, x + 2 \, \sqrt{x^{2} + x} - 1 \right |}\right ) \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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