Question: (1 point) Let A = {1,2,3,4,5,6,7,8,9). a. How many subsets of A are there? That is, find |O(A). b. How many subsets of A

(1 point) Let A = {1,2,3,4,5,6,7,8,9). a. How many subsets of A

(1 point) Let A = {1,2,3,4,5,6,7,8,9). a. How many subsets of A are there? That is, find |O(A). b. How many subsets of A contain exactly 5 elements? c. How many subsets of A contain only even numbers? d. How many subsets of A contain an even number of elements?

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