Question

What will be the unit digit of the squares of the following numbers?
(i) 81
(ii) 272
(iii) 799
(iv) 3853
(v) 1234
(vi) 20387
(vii) 52698
(viii) 99880
(ix) 12796
(x) 55555​

Answer 1

Answer:

(i) Unit digit of 81^2 = 1

(ii) Unit digit of 272^2 = 4

(iii) Unit digit of 799^2 = 1

(iv) Unit digit of 3853^2 = 9

(v) Unit digit of 1234^2 = 6

(vi) Unit digit of 26387^2 = 9

(vii) Unit digit of 52698^2 = 4

(viii) Unit digit of 99880^2 = 0

(ix) Unit digit of 12796^2 = 6

(x) Unit digit of 55555^2 = 5

Answer 2

Step-by-step explanation:

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