Question

how to find perfect square's
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Answer 1

• A perfect square cannot have 2, 3, 7, or 8 in the unit's digit.
• 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.

Answer 2

Answer:

1st check whether given number end with . 1,4,9,6

Step-by-step explanation: