1. Write the following sets in roster form: (a) Set A is a set of natural numbers between 10 and 178. (b) B = {x | x ∈ N and 14 ≤ x < 85} (c) Set C is a set of states in the United States whose names begin with the letter H. (d) Set D is a set of states in the United States that have a common border with Alaska.
1. Write the following sets in roster form:
(a) Set A is a set of natural numbers between 10 and 178.
(b) B = {x | x ∈ N and 14 ≤ x < 85}
(c) Set C is a set of states in the United States whose names begin with the letter H.
(d) Set D is a set of states in the United States that have a common border with Alaska.
2. Write the following sets in set-builder notation:
(a) {58, 59, 60, · · · }
(b) {13, , 14, 15, · · · , 63}
(c) {7, 8, 9, 10, 11, 12, 13, 14}
(d) Set E is the set of odd natural numbers.
3. Determine the cardinal number of following sets
(a) D = {five}
(b) G = {x | x ∈ N and 5 ≤ x < 9}
(c) Set S is a day of the week that begins with the letter A
(d) F = {7, 12, 15, 19, 23, 45, 93}
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