Advertisements
Advertisements
प्रश्न
Using prime factorisation, find which of the following are perfect squares.
841
Advertisements
उत्तर
Prime factors of 841 = (29 × 29)
| 29 | 841 |
| 29 | 29 |
| 1 |
As grouping, there is no unpaired factor left over.
So, 841 is a perfect square.
APPEARS IN
संबंधित प्रश्न
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.
768
Find the smallest number by which the given number must bew multiplied so that the product is a perfect square:
23805
Write true (T) or false (F) for the following statement .
There is no square number between 50 and 60.
Find the square root the following by prime factorization.
4096
Find the square root the following by prime factorization.
27225
Find the smallest number by which 1152 must be divided so that it becomes a perfect square. Also, find the square root of the number so obtained.
Find the least square number, exactly divisible by each one of the numbers:
(i) 6, 9, 15 and 20
_______ is added to 242 to get 252
1000 is a perfect square.
Is 176 a perfect square? If not, find the smallest number by which it should be multiplied to get a perfect square.
