2、法的概念、理论依据、解题步骤,重点是论述了待定系数法的教法、在中学数学解题中的应用、解题技巧以及对待定系数法的总结。关键词:待定系数法;高中数学;应用;教法Abstract:Mathematicsistheprocessofpeopletograsptheobjectiveworld,depictthequalitativeandquantitativegradually abstraction, formingmethodand theory andapplication.Toformthem