Question

Let A = {x : x is a square of a natural number
and x is less than 100} and B is a set of even
natural numbers. What is the cardinality of
An B?
20121
(a) 4
(b) 5
(c) 9
(d) None of these​

Answer 1

Answer:

              (a) 4

Step-by-step explanation:

because of B is a set of even natural nos. and 4 is an even natural number.

therefore answer is => (a) 4

Answer 2

Answer:

answer is 4 ........hope so it helps you