The question states find the complement of the following expression:
x'y' + xy
i am not sure about my solution which is:
(x'+y') + xy
2026-04-01 22:13:06.1775081586
Complementing function using DeMorgan's Laws
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$$\begin{align} (x'y'+xy)' & = (x'y')' \cdot (xy)'. \\ & = (x+y) \cdot (x'+y'). \\ & = xx'+xy'+yx'+yy'. \\ & =xy'+yx'. \end{align}$$
Since $xx'=yy'=0.$