SOLUTION: how many subsets does the set p= { -1, 0, 1, 2} have?

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Question 765178: how many subsets does the set p= { -1, 0, 1, 2} have?
Answer by jim_thompson5910(35256) About Me  (Show Source):
You can put this solution on YOUR website!
There are n = 4 elements in set p. So there are 2^n = 2^4 = 16 subsets total.