Math, asked by kumarandhana151, 6 hours ago

find the unit digit of a square no which square roots may be 1 or 9 ​

Answers

Answered by husainabhatia
1

Step-by-step explanation:

The unit digit of a perfect square can be only 0, 1, 4, 5, 6 or 9. The square of a number having: 1 or 9 at the units place ends in1. 2 or 8 at the units place ends in 4.

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