Question

)If a number has 1 or 9 in unit’s place, then its square root ends in which

of following​

Answer 1

Answer:

The answer to this question is 1

Answer 2

Answer:

(1)^2=1

(9)^2=81

if a number has started in 1 or 9 at unit ,s place,then the square ends with or unit, s place is 1