现实生活中存在着很多可以通过列一元二次方程来解决的实际问题。解答这类题的关键是在理解题意、分析数量关系的基础上,正确找出应用题中数量间的相等关系。下面介绍几种常见的用一元二次方程解实际问题的类型,供同学们学习时参考。 In real life, there are many practical problems that can be solved by the quadratic equation of a column. The key to answering such questions is to correctly find out the equal relationship between the numbers of applied questions on the basis of understanding the questions and analyzing the quantitative relationship. Here are some common types of solving practical problems with quadratic equations, for students to learn reference.