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प्रश्न
The following number are obviously not perfect square. Give reason.
23453
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उत्तर
- The square of numbers may end with any one of the digits 0, 1, 5, 6, or 9. Also, a perfect square has an even number of zeroes at the end of it.
- 23453 has its unit place digit as 3. Therefore, it cannot be a perfect square.
संबंधित प्रश्न
What will be the unit digit of the square of the following number?
99880
The square of which of the following number would be an odd number?
731
Find the least number which must be subtracted from the following numbers to make them a perfect square:
2361
Find the least number which must be added to the following numbers to make them a perfect square:
4931
Find the greatest number of 5 digits which is a perfect square.
The cost of levelling and turfing a square lawn at Rs 2.50 per m2 is Rs 13322.50. Find the cost of fencing it at Rs 5 per metre.
The number of non-square numbers between 242 and 252 is ______
The number of perfect square numbers between 300 and 500 is ______
The square of 75 is 4925
The square of 86 will have 6 at the units place.
