Question

5,25,125,625 write set bulider form

Answer 1

Answer:

{5, 25, 125, 625}

It can be observe that 5 = 51, 25 = 52, 125 = 53, and 625 = 54.

Hence set {5, 25, 125, 625} can be written in set builder form as {x: x = 5n, n∈N and 1 ≤ n ≤ 4}