Question

Write the following sets in roster form.
(i) The set of all natural numbers less than 7.
(ii) The set of all integers which are multiple of 6.

• A. i) {1, 2, 3, 4, 5, 6}
  ii) {…. –12, –6, 0, 6, 12, 18, ...}
• B. i) {–1, 0, 1, 2, 3, 4, 5, 6}
  ii) {…. –10, –12, –6, 0, 6, 12, 18, ...}
• C. i) {1, 2, 3, 4, 5, 6, 7, 8}
  ii) {…. –12, –6, 0, 6, 12, 10, 18, ...}
• D. i) {1, 2, 3, 4, 5, 6, 7, 8}
  ii) {…. –12, –6, 0, 6, 12, 18, 20 ...}

Answer 1

The correct option is A i) {1, 2, 3, 4, 5, 6}

ii) {…. –12, –6, 0, 6, 12, 18, ...}
(i) {1, 2, 3, 4, 5, 6}
(ii) {…, –12, –6, 0, 6, 12, 18, …}

So, option a is correct.