EXERCISE 5.3.1: Recognizing DNF and CNF expressions Indicate whether the following Boolean expressions are in conjunctive normal form or disjunctive normal form or both or nelther (a) xyz + zw (by yxzw (c) (w+x+z)G +we (x + y + z) (d) +Z+ 2x)w (g) x+ y)x + 2) x+y+2 EXERCISE 532 CNFexpressions for functions defined by an input/output table