Practicing Success

Target Exam

CUET

Subject

-- Mathematics - Section B1

Chapter

Relations and Functions

Question:

Let A be a set with n elements. total number of relations in the set A are

Options:

2n

$2^{n^2}$

2n+1

22n

Correct Answer:

$2^{n^2}$

Explanation:

No. of relation = no. of subsets of A × A

$=2^{n×n}=2^{n^2}$