Question

Write the set in set builder form.
A) 5,10,15,20,25​

Answer 1

Answer:

5,10,15,20,25,30,35,40,45,50

Answer 2

In set builder form it is -

{x: x = 5n, n ∈ N and 1 ≤ n ≤ 5}

$\implies$Set builder form is generalised form of a set .