Write following sets in roster form:

Write the following sets in roster form:
(i) {x : x = 5n, n ∈ I and -3 < n ≤ 13}
(ii) {x : x = n², n ∈ W and n < 5}
(iii) {x : x = n² – 2, n ∈ W and n < 4}

Solution:

Let P = {letters of SCHOOL} and Q = {letters of FALSE}, then State whether each of the following statement is true or false for the above sets:
(i) P ⊂ Q
(ii) Q ⊂ P
(iii) P ↔ Q

Solution:

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