Question

Select the elements in A.
A = {x: 10 < x < 30}
= {x:x is a square number}

Answer 1

`\{ 16, 25\}`

Explanation:

`x~ \text{is a perfect square and}~ 10 < x < 30 \\\\\text{The possible values of x are}:\\\\4^2 = 16\\\\5^2 = 25`

Answer 2

A= 4,5

Explanation:

the required ans is above