Problem C. 1238. (September 2014)
C. 1238. What may be the digits \(\displaystyle a\), \(\displaystyle b\), \(\displaystyle c\) in decimal notation if \(\displaystyle \overline{aa\vphantom{b}}^2+\overline{bb}=\overline{cccc\vphantom{b}}\)?
(5 pont)
Deadline expired on October 10, 2014.
Statistics:
258 students sent a solution. 5 points: 157 students. 4 points: 37 students. 3 points: 8 students. 2 points: 18 students. 1 point: 23 students. 0 point: 9 students. Unfair, not evaluated: 6 solutionss.
Problems in Mathematics of KöMaL, September 2014