含有绝对值的不等式是不等式中比较特殊的不等式,它的解法具有其特殊性.常用的方法有直接平方法、零点分段法、数形结合法、等价转化法等.对于含有绝对值的综合问题,本文最后也结合例题给出了处理方法. The inequality with absolute value is a special inequality in inequality. Its solution has its particularity. The commonly used methods include direct flat method, zero-point subsection method, number form combination method, equivalent conversion method, etc. For absolute values Comprehensive problem, this article also gives a treatment method with the example.