MathDB
Iran TST P7

Source: Iranian TST 2022 problem 7

April 2, 2022
algebraregular polygon

Problem Statement

Suppose that nn is a positive integer number. Consider a regular polygon with 2n2n sides such that one of its largest diagonals is parallel to the xx-axis. Find the smallest integer dd such that there is a polynomial PP of degree dd whose graph intersects all sides of the polygon on points other than vertices.
Proposed by Mohammad Ahmadi