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Question

The units digit in the square of 56789 will be.


A

1

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B

4

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C

9

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D

6

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Solution

The correct option is A

1


The unit digit of the square of a number is simply the square of the unit digit of the number.
Hence, the unit digit of 567892 = unit digit of 92 =unit digit of 81 = 1.

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