一次函数应用题里的方案选择
来源:学生作业帮 编辑:搜搜做题作业网作业帮 分类:数学作业 时间:2024/06/17 06:17:56
一次函数应用题里的方案选择
解析式我会,就是X的取值范围有问题,
速度··································································
解析式我会,就是X的取值范围有问题,
速度··································································
![一次函数应用题里的方案选择](/uploads/image/z/17467458-42-8.jpg?t=%E4%B8%80%E6%AC%A1%E5%87%BD%E6%95%B0%E5%BA%94%E7%94%A8%E9%A2%98%E9%87%8C%E7%9A%84%E6%96%B9%E6%A1%88%E9%80%89%E6%8B%A9)
设这两种都相等,再根据题意来判断他的取值