Question

Exercise 3.4
1. Find the number of digits in the square root of the following numbers :
(i) 64
(ii) 144 (iii) 4489
(iv) 27225 (v) 390625​

Answer 1

square square root 144 is 12 square root of 64 is 8 square root of 4489 is 32

Answer 2

8, 12, 67, 165, 625  respectively ( in the same order)