All examples of empty sets are equal.
Empty sets does not contain any element and therefore it is called Null set.
Hence, all examples of empty sets are equal.
All examples of the empty set are equal.
All examples of empty sets are equivalent.
Which of the following are examples of empty set ?
(i) Set of all even numbers divisible by 5.
(ii) Set of all even prime numbers.
(iii) {x:x2=0 and x is rational}.
(iv) {x : x is a natural number, x < 8 and simultaneously x > 12}.
(v) {x : x is a point common to any two parallel lines}.