- #1

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I need to realize the function f = yz + (x'+z')w

using 4, 2 input NAND gates.

The function can be written in the appropriate form like so:

f = yz+wx'+ wz'

f ' = (y'+z')(w'+x)(w'+z)

(f ')' = (y'+z')'(w'+x)'(w'+z)'

Its just that i don't know how to to it when you are required to use 4 of them.

//james