Question

show the number are not perfect square give reasons 1857​

Answer 1

Answer:

Since 1857 is not a perfect square, it is an irrational number.

Answer 2

Answer:

number that ends either with 2,3,7,8 or an odd number of zeroes cannot be a perfect square.

Since the given number 1057 ends with 7, so it cannot be a perfect square.

Since the given number 23453 ends with 3, so it cannot be a perfect square.

Since the given number 7928 ends with 8, so it cannot be a perfect square.