Question

1057 why it's is not perfect square

please give me the solutions​ ✨

Answer 1

Answer:

1057 is not a perfect square. Since, the ending digit is 7 (which is not one of 0, 1, 4, 5, 6 or 9).

Step-by-step explanation:

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Answer 2

Answer:

The square of a number having 0, 1, 4, 5, 6 or 9 at its unit place is perfect squares. Also, the square of a number can only have an even number of zeros at the end.

In the above question unit digit of numbers (i) 1057 (ii) 23453 (iii) 7928 (iv) 222222 (v) 64000

(vi) 89722 (vii) 222000 (viii) 505050 are 7, 3, 8, 2, 000, 2, 000, 0 respectively