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3 A three variable function 1 filxxr. 3) > m1114, 5, 6, fal=&m 10, 2, 3, 7). (21) Express to and to in canonical sop expression and simplity using Boolean postulata, identittes ! LOL a) Realize the AND gate usty Chivers at gater Draw the two level NANO gate drent for the Boolean function. F = A.B-LADE; b) implement Ex-of gate usy WAND gates only)