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一道简单的数学算术题……好久不上学,脑筋不好使了.我朋友问我一道貌似很简单的数学题,却答不上来.痛苦啊.感觉很简单.可是就是算不出来.泪奔啊.题如下：我朋友和一女生卖东西.我朋友 求一道数学算术题.急用!一分之一/2+二分之一/3+三分之一/4……+九十九分之一/100=？根据一分之一/2=一分之一-二分之一二分之一/3=二分之一-三分之一 【数学】在√1,√2,√3.√2010这2010个二次根式中,与√2是同类二次根式的个数共有多少个?详解.不要用凑数法TKS 2010 ——2011学年第一学期九年级第一次月考卷（数学二次根式、二次方程部分30；⊿ABC是顶角为36°的等腰三角形（如图）BD是∠ABC的平分线.若已知其满足关系式AB︰BC=BD︰CD且AB=1cm求CD的长.（1 英语翻译在教堂里,随着在慢镜头中子弹的喷薄而出,四下飞舞起受惊的白鸽,飞溅的血花不时喷洒在殿堂的神像上,所有的人应声倒下,白鸽、教堂、子弹、鲜血,极致的圣洁与极致的暴力完美地 英语翻译【He Forget You】Don't wait and watch the roads for nothingSavager doesn't come,will not come,he forget youThe tears falling from your cheekHe doesn't wipe,will not wipe,he forget youYou believe abruptly,be deceived for wordsEverything 英语翻译如图中所示,我们还通过对选取感兴趣的区域,进行分离,并利用一厘米内精确的像素值进行所选部分的面积测量,这对医疗诊断和测量方面提供了很大的便利和帮助,解决了测量误差大, 英语翻译 英语翻译Your boyfriend is so posh and his family found Ferrari,He uses Apple condoms and he's Facebook friends with G.Armani,when his stocks are on the rise you love to chase that pace,Do you prefer his Rolex?or his motherf**kin' pretty face.In t x²-7x+12=0怎么做怎么算啊~~x²-7x+12=0 x²-7x+12=0 英语翻译My this crazy heart,in the loneliness of the house ,We sit in a corner all day long,we see every thing that happened,in the solitude of the road ,in the mood of her absence ,we search all the memories,We are full of pain like the memories 根号（-5）的平方-（根号5-3）的绝对值-1分之3根号（-0.008） 三次根号27分之26-1-三次根号-0.008 英语翻译1.They are building a bridge across the river.2.This medicine acts on your headache.3.The street is empty except for a girl.1.The novel is familiar to us,but we are not familiar with its writer.5.I have gained a lot of experience from my 英语翻译Since 2007,dressings and vinegar launches have been on the decline.Global dressings and vinegar introductions went from 1,281 launches in 2007 to 1,233 in 2010.However,in observing the segment's top claims,more natural ingredients,reduced 英语翻译Since 2007,dressings and vinegar launches have been on the decline.Global dressings and vinegar introductions went from 1,281 launches in 2007 to 1,233 in 2010.However,in observing the segment's top claims,more natural ingredients,reduced 英语翻译If you are thinking,“how to find yourself when you are lost?”,then the first thing to do is to have a rest from everything—work,personal life and all worldly things.Give time to yourself to think why you seem lost.Is it because of o 英语翻译The recent landslide tragedy which claimed 16 lives at an orphanage in Hulu Langat raises a numbers legal and social issues including responsibilities of local authorities,approval procesures,hillside decelopment plans and safety of publi 设2加根6的整数部分和小数部分分别是x、y,试求x、y的值与x-1的算数平方根 已知：x =一除以（根三加根二） ,y=根三加根二 ,求：根号（3x^2-5xy+3y^2） 的值. 英语翻译今天我非常荣幸能够为大家做展示,我将给大家介绍一个我十分喜欢的韩国组合trouble maker!Trouble Maker 是由Beast成员张贤胜和4minute成员金泫雅结成的组合,发行的有同名专辑《Trouble Maker 英语翻译今天我非常荣幸能够为大家做展示,我将给大家介绍一个我十分喜欢的韩国组合trouble maker!Trouble Maker 是由Beast成员张贤胜和4minute成员金泫雅结成的组合,发行的有同名专辑《Trouble Maker 英语翻译这一段：本文通过对传统因素在现代商业社会中存在状态的深度剖析,透视传统因素对商业社会发展的阻碍与桎梏,指出两者之间的矛盾冲突,并提出自己的对于如何解决这一矛盾冲突 在三角形ABC中,BC等于根6加根2,角A等于60度, 求AB加AC的最大值?看谁厉害了? 已知x2+8x-1=0,求代数式(1-x)(1+x)+(x-2)2-2(x+3)2的值 在三角形ABC中,已知角A,角B,角C的度数之比是1：2：3,AB=根3,求AC的长.九年级数学书的。。。。。。写出因为所以啊~~~~~~~~~~~~~谢啦~~~呵呵 在三角形ABC中,已知A、B为锐角,且sinA等于三分之根三,sinB等于三分之一,设AC等于根六,求：1.sinC的值 已知AD是三角形ABC的角平分线,且AB:AC=根3:根2,则三角形ABD与三角形ACD的面积之比为（）A3:2 B根3：根2 C2:3 D根2：根3 三角形ABC中角A等于30°角B45°AC等于二分之根三求AB长 当x=__________时,代数式5分之2x-3与代数式三分之二x-3的差为0 当x等于什么数时,代数式5分之2X-3与代数式3分之2X-3的差为零