Advertisements
Advertisements
प्रश्न
Using prime factorisation, find which of the following are perfect squares.
484
उत्तर
Prime factors of 484 = (2 × 2) × (11 × 11)
As grouping, there is no unpaired factor left over.
| 2 | 484 |
| 2 | 242 |
| 11 | 121 |
| 11 | 11 |
| 1 |
So, 484 is a perfect square.
APPEARS IN
संबंधित प्रश्न
Find the square root of the following number by the prime factorisation method.
1764
For the following number, find the smallest whole number by which it should be multiplied so as to get a perfect square number. Also find the square root of the square number so obtained.
1008
For the following number, find the smallest whole number by which it should be multiplied so as to get a perfect square number. Also find the square root of the square number so obtained.
2028
By just examining the unit digit, can you tell which of the following cannot be whole square?
1023
Write true (T) or false (F) for the following statement.
The number of digits in a square number is even.
Write true (T) or false (F) for the following statement .
There is no square number between 50 and 60.
Find the squares of the following numbers using column method. Verify the result by finding the square using the usual multiplication:
25
Write the prime factorization of the following number and hence find their square root.
7744
Find the smallest perfect square divisible by 3, 4, 5 and 6.
If `root(3)(1906624) xx sqrt(x)` = 3100, find x
