Question Number 158241 by HongKing last updated on 01/Nov/21
$$\mathrm{Prove}\:\mathrm{that}: \\ $$$$\frac{\left(\mathrm{x}-\mathrm{1}\right)^{\mathrm{2}} }{\mathrm{x}}\:+\:\frac{\mathrm{x}+\mathrm{1}}{\:\sqrt{\mathrm{x}^{\mathrm{2}} +\mathrm{1}}}\:\geqslant\:\mathrm{2}\:\:;\:\:\forall\mathrm{x}>\mathrm{0} \\ $$