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Arbitrarily close points

Source: Tournament of Towns,Spring 2002, Senior A Level, P2

May 14, 2014
limitalgebra solvedalgebra

Problem Statement

Does there exist points A,BA,B on the curve y=x3y=x^3 and on y=x3+x+1y=x^3+|x|+1 respectively such that distance between A,BA,B is less than 1100\frac{1}{100} ?