GATE | GATE CS 2012 | Question 65
represents the Boolean function
(C) X xor Y
Explanation: The value of f(X, Y) is same as X for all input pairs.
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Also sum of product form of expression we get,
= XY’+XY = X(Y’+Y) = X *1 = X
We see from truth table –
Column x = f(x,y) So , f(x,y)=x
Option (A) is correct.