\(x^2+y^2=185, x-y=3\) এর একটি সমাধান হল
| October 20, 2016 | গাণিতিক যুক্তি, 36 BCS Preliminary
- (7,4)
- (9,6)
- (10,7)
- (11,8)
\(7^2+4^2=65; \\ 9^2+6^2=117;\\ 10^2+7^2=149;\\ 11^2+8^2=185;\)
\(7^2+4^2=65; \\ 9^2+6^2=117;\\ 10^2+7^2=149;\\ 11^2+8^2=185;\)
