Question

state the possible number of digit in the following square 72²​

Answer 1

Answer:

Step-by-72 ×74

= 5184

step explanation:

Answer 2

Answer :-

2n and 2n-1

No. of digits = 2

2×2 = 4

2×2-1 = 3

possible no. = 3 or 4

= 4