SOLUTION: Must show all work! If A={1, 2, 3, 4, 5, 6, 7, 8} How many subsets does of A have?

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Question 729191: Must show all work!
If A={1, 2, 3, 4, 5, 6, 7, 8}
How many subsets does of A have?

Answer by nalcob(1) About Me  (Show Source):
You can put this solution on YOUR website!

When a set has n elements, the no. of subsets of the set is 2^n. In set A there are 8 elements so n = 8. Number of subsets is 2^8 = 256