函数y=9﹣4x2,当x=( )时函数有最大值. 发布时间:2017-05-12 09:42 │ 来源:www.tikuol.com 题型:填空题 问题: 函数y=9﹣4x2,当x=( )时函数有最大值.
题型:填空题 -----The classroom is _________ clean _______ it was yesterday. ------Sorry, I forgot to clean it.A.as, asB.so, asC.not as, asD.more, than 查看答案