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प्रश्न
The following number are obviously not perfect square. Give reason.
64000
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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.
- 64000 has three zeros at the end of it. However, since a perfect square cannot end with an odd number of zeroes, it is not a perfect square.
संबंधित प्रश्न
The square of which of the following number would be an odd number?
5559
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37460
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\[\frac{\sqrt{80}}{\sqrt{405}}\]
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A perfect square number has four digits, none of which is zero. The digits from left to right have values that are: even, even, odd, even. Find the number.
