If \(w, x, y, z\) are Boolean variables, then which one of the following is…

GATE · 2017 · CS · Set 2 · Computer Science & IT

1. A.

   $wx+w(x+y)+x(x +y) = x+wy$

2. B.

   $\overline{w \bar{x}(y+\bar{z})} + \bar{w}x = \bar{w} + x + \bar{y}z$

3. C.

   $(w \bar{x}(y+x\bar{z}) + \bar{w} \bar{x}) y = x \bar{y}$

4. D.

   $(w+y)(wxy+wyz) = wxy+wyz$

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