在一块长为30m,宽为20m的矩形地面上修建一个正方形花台.设正方形花台的边长为xm除去花台后,矩形剩余面积为Y表达式为Y=-X²+600,求取值范围,最小值和最大值,这个函数有————特点.(填
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/14 11:54:37
![在一块长为30m,宽为20m的矩形地面上修建一个正方形花台.设正方形花台的边长为xm除去花台后,矩形剩余面积为Y表达式为Y=-X²+600,求取值范围,最小值和最大值,这个函数有————特点.(填](/uploads/image/z/13280030-62-0.jpg?t=%E5%9C%A8%E4%B8%80%E5%9D%97%E9%95%BF%E4%B8%BA30m%2C%E5%AE%BD%E4%B8%BA20m%E7%9A%84%E7%9F%A9%E5%BD%A2%E5%9C%B0%E9%9D%A2%E4%B8%8A%E4%BF%AE%E5%BB%BA%E4%B8%80%E4%B8%AA%E6%AD%A3%E6%96%B9%E5%BD%A2%E8%8A%B1%E5%8F%B0.%E8%AE%BE%E6%AD%A3%E6%96%B9%E5%BD%A2%E8%8A%B1%E5%8F%B0%E7%9A%84%E8%BE%B9%E9%95%BF%E4%B8%BAxm%E9%99%A4%E5%8E%BB%E8%8A%B1%E5%8F%B0%E5%90%8E%2C%E7%9F%A9%E5%BD%A2%E5%89%A9%E4%BD%99%E9%9D%A2%E7%A7%AF%E4%B8%BAY%E8%A1%A8%E8%BE%BE%E5%BC%8F%E4%B8%BAY%3D-X%26%23178%3B%2B600%2C%E6%B1%82%E5%8F%96%E5%80%BC%E8%8C%83%E5%9B%B4%2C%E6%9C%80%E5%B0%8F%E5%80%BC%E5%92%8C%E6%9C%80%E5%A4%A7%E5%80%BC%2C%E8%BF%99%E4%B8%AA%E5%87%BD%E6%95%B0%E6%9C%89%E2%80%94%E2%80%94%E2%80%94%E2%80%94%E7%89%B9%E7%82%B9.%EF%BC%88%E5%A1%AB)
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