GATE CS/IT - (2005) Digital Logic. (Made Easy PYQ Book - 2019 book) [closed]

Question

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.

 

Comments

Same Question – https://gateoverflow.in/3752/gate-it-2005-question-7