Question: 2. (8 pts) Show that the class P is closed under (a) union, (b) intersection, (c) concatenation and (d) complement. What can you say about

2. (8 pts) Show that the class P is closed under

2. (8 pts) Show that the class P is closed under (a) union, (b) intersection, (c) concatenation and (d) complement. What can you say about those properties for NP

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