For each of the following Boolean functions, find the min-terms and max-terms expansions:

(a) (x.y + z) (y+ x.z)

(b) (x +y’).(y’ + z)

(c) x’.z + w.x’.y + w.y.z’ + w’.y’

(d) (x.y + y.z’ + x’z).(x+z)

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