Yes the curve has 2 inflection points, so if it were a polynomial is would have to be quartic. (Cubic polynomials have 1 inflection point at most). Buz I dont t

Yes the curve has 2 inflection points, so if it were a polynomial is would have to be quartic. (Cubic polynomials have 1 inflection point at most). Buz I dont think this is a polynomial.