Question

B = {x:x = 2n, n belongs to N and 4 is smaller than n and n is smaller than 10}​

Answer 1

Step-by-step explanation:

Here,

x :x = 2n

where,

n € N

and,

4 is smaller then n and n is smaller than 10 , Then,

n = 4.1,4.2,4.3.......4.9

Answer 2

Refer to the attachment bro