Question

57000 is not a perfect square give reason​

Answer 1

Answer:

as it ends with odd no.of zeroes it is not a perfect square

Answer 2

Hey Mate,

57000 isn't a perfect square because, it ends with 3 zeroes, which is an odd number. We need a number which has even number of zeroes.

EXAMPLE:

490000 is a perfect square but 49000 isn't a perfect square.

HOPE IT HELPS YOU MATE...

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