Question

write the set builder form of {5,25,125,625}​

Answer 1

$\huge{ \color{brown}{ \boxed{ \mathbb{ \orange{SOLUTION}}}}}$

Here,

$5 = 5¹ , 25 = 5², 125 = 5³ , 625 = 5⁴$

∴ Set builder form of {5,25,125,625} is

$X=${$x : x= 5ⁿ , n ∈ N\: and\: 1 ≤ n ≤ 4$}

Hope this helps :)