中考数学复习-第2单元-方程与不等式第7课时-一元二次方程及其应用教案VIP免费

ideological and theoretical qualities and practical working ability, and strive to build a contingent of league cadres with positive work style and high quality. Hold a regular meting of the party secretary every fortnightly, arrange the work of the regiment, fedback the student information. Focus on training junior high school, junior high school secretary of the regiment branch to enable them to raise A firm political conviction, diligent and diligent learning spirit and practical and innovative work style.第二单元 方程（组）与不等式（组）第 7 课时 一元二次方程及其应用教学目标【考试目标】1.能够根据具体问题中的数量关系，列出一元二次方程.2.理解配方法，会用因式分解法、公式法、配方法解简单的数字系数的一元二次方程.3.会用一元二次方程根的判别式判别方程根的情况，了解一元二次方程根与系数的关系.【教学重点】1.了解一元二次方程的定义.2.学会一元二次方程的解法.3.熟悉一元二次方程根的判别式与根的关系.4.熟悉一元二次方程根与系数的关系.5.了解一元二次方程的实际应用.教学过程一、知识体系图引入，引发思考Strengthen the team connection, strengthen the knowledge education among the students (especially the first grade students), and promote the formation of good school spirit with the influence of the league members. All League branches should start with recommending outstanding students as the development objects of the League, take amateur league schools as the basis, conscientiously do a good job in the work of pre-league education, league membership education, League members' vanguard exemplary consciousness education, excellent league members' education, etc. Under the premise of ensuring the quality, the development quantity of league members will increase steadily, and the ranks of league members in middle schools will be strengthened constantly. It is planned to develop a group of new ...