Question

If A is a set of even numbers less than 8 and B
is the set of prime numbers less than 7 then
the number of relations from A to B is
a) 2^9
b)9^2
c) 2^9- 1
d) 9^2-1

Answer 1

Answer:

a) 2^9

Step-by-step explanation:

here A=2,4,6 and B=2,3,5

so as we know the number of relations=2^n(A×B)

=2^9