Question

the sets of squares of all natural numbers​

Answer 1

Answer:

A perfect square is a number, from a given number system, that can be expressed as the square of a number from the same number system. 25 is a perfect square. 25 is a natural number, and since there is another natural number 5, such that 52 = 25, 25 is a perfect square.

Answer 2

Step-by-step explanation:

{x:x² ,x is element of N}