UGC NET CSE | December 2009 | Part 2 | Question: 06

Question

The simplified form of the Boolean expression (X + Y + XY) (X + Z) is

(A) X + Y + ZX + Y

(B) XY – YZ

(C) X + YZ

(D) XZ + Y

Answer 1

(X+Y+XY) (X+Z)

=(X (1+Y)+Y) (X+Z)

=(X+Y) (X+Z)

=(X+YZ)