Math, asked by anjanamukhija, 1 year ago

what will be the one's digit of thesquare of 23.

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Answered by prabhneet2298

Answer:

9 will be the unit digit of square of 23

Answered by Anonymous

Answer:

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If a perfect square ends with a 1, then the unit's digit of its square root has to be either 1 or 9. If a perfect square ends with a 4, then the unit's digit of its square root has to be either 2 or 8. If a perfect square ends with a 5, then the unit's digit of its square root is definitely 5.

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what will be the one's digit of thesquare of 23.