In the system of equations
[tex] {2}^{(y – x)} (x + y) = 1[/tex]
And,
[tex] {(x + y)}^{x – y} = 2[/tex]
Find

In the system of equations
[tex] {2}^{(y – x)} (x + y) = 1[/tex]
And,
[tex] {(x + y)}^{x – y} = 2[/tex]
Find the value of xy.

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