Q1 of 85 Page 128

What will be the units digit of the square of the following numbers?

7286

Given a number 7286 and need to find out the unit digit of the square of number.

Now, the square of number, n = n2


Since, we have “6” in the units place in the given number “7286” we have to square the number 6


62 = 36


6 will be the units’ digit.


Hence, the units digit of the square of 7286 is 6.


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