What could be the possible ones digits of the square root of each of the following numbers?
$9801$

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Solution

Since 1² and 9² give 1 at unit’s place, so these are the possible values of unit digit of the square root.

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Similar questions

What could be the possible One’s digits of the square root of each of the following numbers?

$(i) 9801$

$(i i) 99856$

$(i i i) 998001$

$(i v) 657666025$

Question 1 (i)
What could be the possible ‘one’s’ digit of the square root of following number:
9801

9801

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