Consider a logic circuit shown in figure below. The functions f1 ,f2 and f (in…

GATE · 1997 · CS · Question 5 subparts

Consider a logic circuit shown in figure below. The functions f1 ,f2 and f  (in canonical sum of products form in decimal notation) are :

f1(w,x,y,z)  = ∑ 8,9,10

f2(w,x,y,z)  = ∑ 7,8,12,13,14,15

f(w,x,y,z)  = ∑ 8,9

gat

The Function f3 is

  1. A.
     ∑9,10

  2. B.
     ∑9

  3. C.
    ∑1,8,9

  4. D.
    ∑8,10,15

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