Question

3.
Choose the singletonset from the following sets
(A) {x / x Z, -1<< <1}
(B) {x / x < , -15x < 1}
(C) {x/x + Z, , -1< x < 1}
(D) {x/x + Z, , -1 < x < 1}​

Answer 1

C is the right answer

{x : x € Z , -1 < x < 1}

Justification

The Roaster form of the set is

{0}