“创新是一个民族进步的灵魂,是国家兴旺发达的不竭动力”。时代呼唤着数学教育要深化改革。改变传统封闭型教学方式,实行开放式的创新教育,是深化教育改革,推进素质教育的一项重大课题。数学开放题,作为开放式的创新教学的一个切入口,是实 “Innovation is the soul of a nation’s progress and the inexhaustible driving force for the country’s prosperity.” The times call for mathematics education to deepen reform. Changing the traditional closed teaching methods and implementing open innovation education is a major issue in deepening education reform and promoting quality education. The open question of mathematics, as an entry point for open innovation teaching, is