Mathematical and Physical Journal
for High Schools
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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.


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