List the elements in the following set:
2. Describe each of the following subsets of N.
(a) {1 2 3 4 8 16 . . .}
(c) {2 5 10 17 . . .}
(d) {3 7 31 127 2047 . . .}
(h) {1 2 3 4 6 8 12 24}
(i) {11 31 41 61 71 101 131 . . .}
Suppose A and B are subsets of X. Show that
(a)
Suppose that A B C are subsets of X. Show that
(a)
10.
13.

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