$\frac{1}{2}\sqrt{4x}$

$\frac{1}{2}\sqrt{4x}$

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$\sqrt{{{b}^{2}}-4ac}\frac{-b\pm \sqrt{{{b}^{2}}-4ac}}{2a}$

$\sqrt{{{b}^{2}}-4ac}\frac{-b\pm \sqrt{{{b}^{2}}-4ac}}{2a}$

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Тайлбар

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