Advertisements
Advertisements
प्रश्न
Find the least number which must be added to the following number so as to get a perfect square. Also find the square root of the perfect square so obtained.
525
Advertisements
उत्तर
The square root of 525 can be calculated by the long division method as follows:
| 22 | |
| 2 | `bar5 bar25` -4 |
| 42 | 125 -84 |
| 41 |
Clearly, 222 = 484 < 525
232 = 529 > 525
Hence, the number to be added is 529 - 525 = 4 and the square root of 529 is 23.
APPEARS IN
संबंधित प्रश्न
Find the least number that must be subtracted from the following number so as to get a perfect square. Also find the square root of the perfect square so obtained.
402
Find the least number which must be subtracted from the following number so as to get a perfect square. Also find the square root of the perfect square so obtained.
1989
Find the length of the side of a square whose area is 441 m2.
Find the squares of the following numbers using the identity (a + b)2 = a2 + 2ab + b2:
405
Find the square of the following number using the identity (a − b)2 = a2 − 2ab + b2:
995
Find the square root the following by long division method:
390625
Find the square root the following by long division method:
9653449
Find the square root the following by long division method:
62504836
Find the square root of the following by long division method:
3226694416
Find the square root by long division method
1764
