EC > GATE 2014 SET-2 > Combinational Logic
In a half-subtractor circuit with X and Y as inputs, the Borrow (M) and Difference (N = X - Y) are given by
A
M = X ⊕ Y, N = XY
B
M = XY, N = X ⊕ Y
C
M = X̅Y, N = X ⊕ Y
D
M = XY̅, N = X ⊕ Y

Correct : c

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