Multiple choice

Consider the following multiplexor where 10, 11, 12, 13 are four data input lines selected by two address line combinations A1A0 = 00,01,10,11 respectively and f is the output of the multiplexor. EN is the Enable input.

The function f (x,y,z) implemented by the above circuit is

  1. xyz'

  2. xy + z

  3. x + y

  4. None of the above

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A Correct answer
Explanation