Simplify 6 (x y) (x - y). user: simplify - 2[9 - (x 7) ].

Olution. x. (x+y) = x. x+x. y=x+x. y = x. (1+y) = x. 1=x. Problem7. Simplify the Boolean expression (x ... (y+y'z) = x. (y+y'). (y+z) (sincex+x'. y = (x+x'). (x+y)) = x. 1. (y+z) = x. (y + z). Problem 9