Question

1.
State which of the following sets are empty and which are not?
(1)
The set of lines passing through a given point.
(ii)
Set of odd natural numbers divisible by 2.
{x:x is a natural number, x<5 and r>7}
(iv)
{x:x is a common point to any two parallel lines
(v) Set of even prime numbers.
wrong answer will be reported ​

Answer 1

Answer:

1. not empty set
2. empty set
3. ..
4. empty set
5. not empty set