Question

спростіть вираз........​

Answer 1

$\sqrt{(\sqrt{2}-\sqrt{10})^2}-\sqrt{(\sqrt{10}-4)^2}=\left|\sqrt{2}-\sqrt{10}\right|-\left|\sqrt{10}-4\right|=$

$=(\sqrt{10}-\sqrt{2})-(4-\sqrt{10})=2\sqrt{10}-\sqrt{2}-4$