\[\boxed{\mathbf{836\ (836).\ }Еуроки\ - \ ДЗ\ без\ мороки}\]
\[\sqrt{\left( \sqrt{3} - 2 \right)^{2}} = \left| \sqrt{3} - 2 \right| =\]
\[= \left| \sqrt{3} - \sqrt{4} \right| = 2 - \sqrt{3},\ так\ как\]
\[\sqrt{3} - \sqrt{4} < 0\]