Sum
Find the least number which must be subtracted from 1205 so that the resulting number is a perfect square.
Advertisement Remove all ads
Solution
Clearly, if 49 is subtracted from 1205, the number will be a perfect square.
| 34 | |
| 3 | 1205 9 |
| 64 | 305 256 |
| 49 |
∴ 1205 - 49 = 1156 and `sqrt(1156)` = 34
Concept: Finding Square Root by Division Method
Is there an error in this question or solution?
APPEARS IN
Advertisement Remove all ads
