Question: 3) (8 points) Justify each step in the following proof sequence of (Ex){P(x) Q(x)] [(5x)P(x) Ex)Q(x)] 1. (2x)[P(x) + Q(x)] 2. P(a) Qa) 3. (xP(x)

3) (8 points) Justify each step in the following proof sequence

3) (8 points) Justify each step in the following proof sequence of (Ex){P(x) Q(x)] [(5x)P(x) Ex)Q(x)] 1. (2x)[P(x) + Q(x)] 2. P(a) Qa) 3. (xP(x) 4. P(a) 5. Q(a) 6. (Ex Q(x)

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