Mathematical and Physical Journal
for High Schools
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Problem A. 651. (October 2015)

A. 651. Determine all real polynomials $\displaystyle P(x)$ that satisfy

$\displaystyle P\big(x^3-2\big)=P{(x)}^3-2.$

CIIM 2015, Mexico

(5 pont)

Deadline expired on November 10, 2015.

Statistics:

 11 students sent a solution. 5 points: Lajkó Kálmán, Szabó 789 Barnabás, Williams Kada. 2 points: 4 students. 1 point: 2 students. 0 point: 2 students.

Problems in Mathematics of KöMaL, October 2015