RO-NMO 2019 Problem 94

Find all functions $f:\mathbb{R}\to\mathbb{R}$ such that $f(x+y)\leq f(x^2+y)$ for all $x,y$ .

Dataset text AI-MO AoPS. Quoted with source.

Solutions

No solution is on olymmath yet. Official and human solutions come first when they arrive. AI solutions come after them, with a label.