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GATE CS/IT - (2005) Digital Logic. (Made Easy PYQ Book - 2019 book)
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Which is the following expression is equivalent to $(A \oplus B) \oplus C$ ?

  1. $(A + B + C) (\bar{A} + \bar{B} + \bar{C})$ 
  2. $(A + B + C) (\bar{A} + \bar{B} + C)$
  3. $ABC + \bar{A} (B\oplus C) + \bar{B} (A \oplus C)$
  4. None of these.

 

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