Optimal. Leaf size=33 \[ \frac{x^2}{2}+\sqrt{x+2} \sqrt{x+3}-5 \sinh ^{-1}\left (\sqrt{x+2}\right ) \]
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Rubi [A] time = 0.0154203, antiderivative size = 33, normalized size of antiderivative = 1., number of steps used = 5, number of rules used = 4, integrand size = 19, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.21, Rules used = {14, 80, 54, 215} \[ \frac{x^2}{2}+\sqrt{x+2} \sqrt{x+3}-5 \sinh ^{-1}\left (\sqrt{x+2}\right ) \]
Antiderivative was successfully verified.
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Rule 14
Rule 80
Rule 54
Rule 215
Rubi steps
\begin{align*} \int x \left (1+\frac{1}{\sqrt{2+x} \sqrt{3+x}}\right ) \, dx &=\int \left (x+\frac{x}{\sqrt{2+x} \sqrt{3+x}}\right ) \, dx\\ &=\frac{x^2}{2}+\int \frac{x}{\sqrt{2+x} \sqrt{3+x}} \, dx\\ &=\frac{x^2}{2}+\sqrt{2+x} \sqrt{3+x}-\frac{5}{2} \int \frac{1}{\sqrt{2+x} \sqrt{3+x}} \, dx\\ &=\frac{x^2}{2}+\sqrt{2+x} \sqrt{3+x}-5 \operatorname{Subst}\left (\int \frac{1}{\sqrt{1+x^2}} \, dx,x,\sqrt{2+x}\right )\\ &=\frac{x^2}{2}+\sqrt{2+x} \sqrt{3+x}-5 \sinh ^{-1}\left (\sqrt{2+x}\right )\\ \end{align*}
Mathematica [A] time = 0.0117544, size = 33, normalized size = 1. \[ \frac{x^2}{2}+\sqrt{x+2} \sqrt{x+3}-5 \sinh ^{-1}\left (\sqrt{x+2}\right ) \]
Antiderivative was successfully verified.
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Maple [B] time = 0.012, size = 58, normalized size = 1.8 \begin{align*} -{\frac{1}{2}\sqrt{2+x}\sqrt{3+x} \left ( -2\,\sqrt{{x}^{2}+5\,x+6}+5\,\ln \left ( 5/2+x+\sqrt{{x}^{2}+5\,x+6} \right ) \right ){\frac{1}{\sqrt{{x}^{2}+5\,x+6}}}}+{\frac{{x}^{2}}{2}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A] time = 1.04535, size = 49, normalized size = 1.48 \begin{align*} \frac{1}{2} \, x^{2} + \sqrt{x^{2} + 5 \, x + 6} - \frac{5}{2} \, \log \left (2 \, x + 2 \, \sqrt{x^{2} + 5 \, x + 6} + 5\right ) \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A] time = 1.7657, size = 111, normalized size = 3.36 \begin{align*} \frac{1}{2} \, x^{2} + \sqrt{x + 3} \sqrt{x + 2} + \frac{5}{2} \, \log \left (2 \, \sqrt{x + 3} \sqrt{x + 2} - 2 \, x - 5\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 \frac{x \left (\sqrt{x + 2} \sqrt{x + 3} + 1\right )}{\sqrt{x + 2} \sqrt{x + 3}}\, dx \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A] time = 1.16425, size = 54, normalized size = 1.64 \begin{align*} \frac{1}{2} \,{\left (x + 3\right )}^{2} + \sqrt{x + 3} \sqrt{x + 2} - 3 \, x + 5 \, \log \left ({\left | -\sqrt{x + 3} + \sqrt{x + 2} \right |}\right ) - 9 \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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