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प्रश्न
By just examining the unit digis, can you tell which of the following cannot be whole squares?
1028
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उत्तर
If the units digit of a number is 2, 3, 7 or 8, the number cannot be a whole square.
1028 has 8 as the units digit, so it cannot be a perfect square.
संबंधित प्रश्न
For the following number, find the smallest whole number by which it should be divided so as to get a perfect square number. Also find the square root of the square number so obtained.
252
Find the smallest number by which the given number must be divided so that the resulting number is a perfect square:
1800
Find the smallest number by which the given number must be divided so that the resulting number is a perfect square:
2904
By just examining the unit digit, can you tell which of the following cannot be whole square?
1022
By just examining the unit digit, can you tell which of the following cannot be whole square?
1023
By just examining the unit digit, can you tell which of the following cannot be whole square?
1027
Find the square root the following by prime factorization.
196
Find the square root the following by prime factorization.
7056
By splitting into prime factors, find the square root of 11025.
_______ is added to 242 to get 252
