$-3x^{2}+14x-2$
$x^2=6x-9$
$0,95+0,95+0,99+0,98+0,97+0,95+1+0,99+0,97+0,95+1+0,95+0.96+0,98+0,99+0,98+0,97+0,99+0,98+0,97$
$\lim_{x\to\infty}\left(\sqrt{x^2+x}-\sqrt{x+1}\right)$
$\left(\frac{x}{2}+\frac{3}{x}\right)^4$
$3,6\:x\:5$
$\left|\left(-2\right)^3\right|^4$
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