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4√50

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Answer to a math question 4√50

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Andrea
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$4\sqrt{ 25 \times 2 }$
$4\sqrt{ {5}^{2} \times 2 }$
$4\sqrt{ {5}^{2} }\sqrt{ 2 }$
$4 \times 5\sqrt{ 2 }$
$\begin{align*}&20\sqrt{ 2 } \\&\approx28.28427\end{align*}$

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