Math, asked by ausafjaan6, 1 year ago

the following number are not perfect square give reason
257

Answers

Answered by Monica695
7
The number 257 is not a perfect square because the number having 2, 3, 7 or 8 at the units place is never a perfect square; i.e., a square number never ends in 2, 3, 7 or 8.

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Monica.
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