7x减2x35

求证：a^3+b^3+c^3>=6abc 已知abc∈R* 求证.a（a^2＋b^2）＋b（c^2＋a^2）＋c（a^2＋b^2）≥6abc 想买记忆枕,大家有什么好的推荐? a+b=50是不是方程 想买一个记忆枕, 比较好的记忆枕想买一个送妈妈? 当m取何值时,方程组x-2y=0,2x+my=4的解(1)是正数 会英语的再帮个忙..这回是英译中~英译中~Manufacturers have discovered by trial and error that sugar sells badly in green wrappings,that blue foods are considered unpleasant,and the cosmetics should never be packed in brown.The discover 『英译中』大哥大姐帮个忙There are several academic implications based onthese findings.First,the perceived Web quality withservice contents is empirically supported as an importantantecedent of e-trust and affective reactions in thecustom “相逢不用忙归去,明日黄花蝶也愁”什么意思 藩这个字的读音? 已知abc属于r求证a\b+c+b\c+a+c\a+b＞=3/2 （1/4+1/5+1/6）*1/T=74 求T 藩 的读音? 情谊千金不敌胸脯四两”里的四两到底是个什么杯拜托各位大神背景：几个同学在一起打牌闲聊.其中一娃随口问了句：你们说这个“情谊千金不抵胸脯四两”里的四两到底是个什么罩杯啊? 曾国藩的藩怎么读 x虏+x-1=0,姹倄鲁+2x+2008 急求!推荐一下好的记忆枕! sharing作文 [(3x+y)虏-3(3x-y)(x+y)-(x-3y)(x+3y)]÷(2xy) 是[(3x+y)²-3(3x-y)(x+y)-(x-3y)(x+3y)]÷(2xy) 如何理解现代管理就是以人为中心的管理 一个邮箱空封上了打个成语 有个红色邮箱封起来了是什么成语 信箱成语 世界上最小的信箱是什么?（用一个成语来表示） 什么是现代管理的核心问题,贯穿于管理过程的始终 我叫mt能源要塞在哪 英语翻译Pls refer candidate name for me.Thanks.Title:Senior Customer Service Officer Report to :Customer Service Manager ( Training,policy,system)Job Responsibilities:· Identify training needs of various business units (ICOE China Team,IBO and s 英语翻译1.Bread is the stall of life.2.What I like what I don’t like.3.Light come,light go.4.After a storm comes a calm.5.Art is long,but life is short.6.Birth is much,but breeding is more.7.People with tact have less to retract.8.To choose tim 我叫mt能源要塞在哪,几级才能刷!我现在普通副本在布莱德 能源要塞距离布莱德还有多远? 古琴曲《流水》具体讲了什么,请以管平湖弹奏的为例,具体讲解,那一段说了啥. 古琴曲《流水》与什么故事有关