Express the set using set- builder notation. Use inequality notation to express the condition x must meet in order to be a member of the set.
1. A= { 12, 13, 14, 15, 16,...}
2. A= { 600, 601, 602,...,6000}
directions:
3. Calculate the number of subsets and the number of proper subsets for the set.
1. the set of natural numbers less than 10
2. { x / x is a day of the week}