Ex 5.1, 1 - What will be unit digit of the square of 272? - Class 8 - Ex 5.1

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Ex 5.1, 1 What will be the unit digit of the squares of the following numbers? (ii) 272Unit digit of 2722 = Unit digit of 22 = Unit digit of 4 = 4 ∴ Unit digit of square of 274 = 4

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