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（（e^2x ）-1）/x 这个式子的2阶导数,当X→0时的极限 证明：[2a]+[2b]≥[a]+[a+b]+[b][a]是指不大于a的最大整数.比如 a是1.3,那么[a]就是1.a是2,那么[a]就是2.a是-2.3,那么[a]就是-3. 文言文中见的用法一个是出现,另一个是放动词前表被动,还有其他的吗?望您见谅中的见是第二种用法还是其他的用法类似的还有冀君实见恕 证明a^2+b^2>2a-2b-3 设a＜b,证明5-2a＞3-2b 证明(a/2a+b)+(b/2b+a) 若a,b,c∈R+证明a/(b+2a)+b/(c+2a)+c/(a+2b)≥1 人类对微小世界的成就像细胞啊,等等要一些科学家对微小世界的成就谢谢~~急需!只要细胞的 小明骑在大牛背上,为什么大牛不吃草? 林深时见鹿 林空鹿饮溪什么含义 半途而废的近义词多一点 永不停止的近义词近义词 大牛带着小牛到一片草原,它俩为什么不吃草?为什么呢 死字的写法有几种! “死”字怎么写?帮帮忙``` 大牛和骏马在吃草,改为拟人句 大牛不吃草, 请问千山高复低,幽静独行迷和林空鹿饮溪的意思,知道是出自鲁山山行的,不想知道整首诗的意思,只想知道这三局诗的意思, 英语翻译卧虎藏龙的影评That's so he can set up the incredibly complicated plot,which has as much romance,intrigue,free-wheeling action -- and rousing silliness -- as any five Hong Kong throw-down fests.This is no small feat,given the dizzyi 英语翻译Picture number one:eyes are brownPicture number two:eyes are light brownPicture number three:eyes are firce bluePicture number four:eyes are hazelIf you cant make the image look realistic in color please make them in black and white. 麻烦帮忙翻译下面一段话~~不要用机器~~谢谢~~저는 여러분들 한테 반드시 종교를 가지라고 말씀 드리고 英语翻译The injection molding of micro-structures is apromising mass-production method for a broad range ofmaterials.However,the replication quality of these structuresdepends significantly on the heat flow during thefilling stage.In this paper,t l,see,to,going,am,the doiphins连词成句 暂停的近义词 暂停的近义词是什么 霜落熊升树 下半句 半途而废的近义词是什么? when are you going to see the docter,为什么不是when do you going to see the docter,see不是动词吗, 半途而废近义词 What are you going to see the docter?后面有see动词了,为什么不用dowhen are you going to see the docter，为什么不是when do you going to see the docter 正确的世界观是什么? 世界观能不能改变?如题