Single Answer MCQ
Q-00051470
Which of the following sets is infinite?
1
{1, 2, 3, 4, 5}
2
{x: x ∈ N}
3
{y: y is an even number less than 10}
4
{x: x is a prime number less than 20}
Answer and Solution
Answer
B. {x: x ∈ N}
Solution:
The set {x: x ∈ N} contains all natural numbers which are infinite. The other sets contain finite elements that can easily be counted.
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