Найдите значение выражения (xy/(x-2y)):(x^2y^2/(x^2-4y^2))*(xy/(x+2y)) при x=2,342; y=-11,044.

\[\frac{\text{xy}}{x - 2y}\ :\frac{x^{2}y^{2}}{x^{2} - 4y^{2}} \cdot \frac{\text{xy}}{x + 2y} =\]

\[= \frac{\text{xy}(x - 2y)(x + 2y)\text{xy}}{(x - 2y)x^{2}y^{2}(x + 2y)} = 1.\]