Answers

2015-06-24T15:58:23+08:00
You gave the rule method of the set. 

Here's its roster method:
1. {Jan, March, May, July, Aug, Oct, Dec}
i dont konw the answer in numbers 2-4
5 N = {23, 29, 31, 37, 41, 43, 47, 49}
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