Question: Select the Boolean expression that is not satisfiable. ( ? b a r ( x y ) ) ( x + z ) ( y

Select the Boolean expression that is not satisfiable.
(?bar(xy))(x+z)(y+bar(z))
(?bar(x+y))(x+z)(y+bar(z))
(x+bar(y))(x+z)(y+bar(z))
(x+y)(x+z)(y+bar(z))
 Select the Boolean expression that is not satisfiable. (?bar(xy))(x+z)(y+bar(z)) (?bar(x+y))(x+z)(y+bar(z)) (x+bar(y))(x+z)(y+bar(z))

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