论文部分内容阅读
解方程是有一定的方法和步骤的,但是也可以直接用方程根的定义来解题。后一功能,常常为人们淡忘和冷落,因而有些问题反而解得繁琐。下面举例说明方程根的定义在解题中的应用。
There are certain methods and steps for solving the equation, but you can also use the definition of the equation root to solve the problem. The latter function is often forgotten and neglected by people. Therefore, some problems are rather complicated. The following example illustrates the application of the definition of the equation root in problem solving.