若x,y∈R+且2x+8y-xy=0,则x+y的最小值为______. 发布时间:2017-05-11 12:06 │ 来源:www.tikuol.com 题型:填空题 问题: 若x,y∈R+且2x+8y-xy=0,则x+y的最小值为______.
题型:填空题 __________ , she won’t talk to you after what you said to her. A.SurprisingB.SurprisedC.Not surprisinglyD.Not surprising 查看答案