Question

A and are two sets with 3 elements and 2 elements respectively. Find the number of relations from A to B ?

• A. 6
• B. 12
• C. 36
• D. 64

Answer 1

Answer:

D. 64

number of relations from A to B

$=2^{n(A)\times n(B)}$

$=2^{3\times2}$

$=2^6=64$