Question

EXER
0.
1. What could be the possible 'one's digits of the square root of
numbers?
(i) 9801 (99856
998001
2. Without doing any calculation, find the numbers which are sure​

Answer 1

Step-by-step explanation:

(i)9801

- Here, the last digit is 1

. So, its square root can have 1

or 9 as its unit digit.

(ii)99856

- Here, the last digit is 6

. So, its square root can have 4

or 6 as its unit digit.

(iii)998001

- Here, the last digit is 1

. So, its square root can have 1

or 9

. So, its square root can have