Problem C. 1353. (April 2016)
C. 1353. Find the integers solutions of the equation \(\displaystyle x^2-xy+y^2=7\).
Proposed by B. Kovács, Szatmárnémeti
(5 pont)
Deadline expired on May 10, 2016.
Statistics:
141 students sent a solution. 5 points: 75 students. 4 points: 20 students. 3 points: 14 students. 2 points: 5 students. 1 point: 14 students. 0 point: 13 students.
Problems in Mathematics of KöMaL, April 2016