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After simplification, the following proposition ( P  P ) ïƒžï€ ïƒ˜ï€ ï€¨ Q  Q ) is equal to
After simplification, the following proposition ( P  P ) ïƒžï€ ïƒ˜ï€ ï€¨ Q  Q ) is equal to
- a) 0
- b) 1
- c) P
- d) Q
After simplification, the following proposition ( P  P ) ïƒžï€ ïƒ˜ï€ ï€¨ Q  Q ) is equal to
After simplification, the following proposition ( P  P ) ïƒžï€ ïƒ˜ï€ ï€¨ Q  Q ) is equal to
- a) 0
- b) 1
- c) P
- d) Q