Question

Write each of the numbers one, four, nine, 16 and 25 as a base raise to the second power. Explain why these numbers sometimes are called “perfect squares”.BUT ONLY NUMER 5

Answer 1

In all the following cases you obtain the first number as result of the multiplication of the base of the base of the cond number by itself.

1 = 1²

4 = 2²

9 = 3²

16 = 4²

25 = 5²