Advertisements
Advertisements
प्रश्न
By splitting into prime factors, find the square root of 396900.
Advertisements
उत्तर
`sqrt(396900)`
= `sqrt(bar(2 xx 2) xx bar(3 xx 3) xx bar(3 xx 3) xx bar(5 xx 5) xx bar(7 xx 7)`
= 2 x 3 x 3 x 5 x 7 = 630
| 2 | 396900 |
| 2 | 198450 |
| 3 | 99225 |
| 3 | 33075 |
| 3 | 11025 |
| 3 | 3675 |
| 5 | 1225 |
| 5 | 245 |
| 7 | 49 |
| 7 |
APPEARS IN
संबंधित प्रश्न
Find the square root of the following number by the prime factorisation method.
1764
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 units digit, can you tell which of the following cannot be whole square?
1026
By just examining the unit digit, can you tell which of the following cannot be whole square?
1027
Write true (T) or false (F) for the following statement.
The product of two square numbers is a square number.
Find the square root the following by prime factorization.
4096
Find the square rootthe following by prime factorization.
11664
Find the square roots of 121 and 169 by the method of repeated subtraction.
Using prime factorisation, find which of the following are perfect squares.
729
