Question

which of the following is a roster form
of B={x:x=2n,x<10n€w}​

Answer 1

Answer:

B={2,4,6,8}

f o l l. o w m e

Answer 2

$\bold{\bigstar{\fbox{\color{cyan}{answer}}}}$

On putting n=1,2,3,... in x=2n+1, we get

x=3,5,7,...

Therefore, in roster form the given set is

{3,5,7,...}