\[\frac{1^{\backslash\text{√}5 + 2}}{\sqrt{5} - 2} - \frac{1^{\backslash\sqrt{5} - 2}}{\sqrt{5} + 2} =\]
\[= \frac{\sqrt{5} + 2 - \sqrt{5} + 2}{\left( \sqrt{5} + 2 \right)\left( \sqrt{5} - 2 \right)} =\]
\[= \frac{4}{5 - 4} = \frac{4}{1} = 4.\]