假定某完全竞争市场的需求函数为Qd=68-4P,行业的短期供给函数为Qs=-12+4P。(1)求该市

一个成语 形容出事先把自己摘干净突然想不起来怎么说了.= = 意思差不多就是出了事先为自己开脱. 用下面词语写一段话 神舟七号,航天员,太空漫步,五星红旗 . 带有“多少”的成语急 mf是什么意思 我在看魔兽争霸的讲解 什么是MF?是M什么意思?f? 下列物质的溶液pH从大到小顺序排列正确的一组是（ ）A.HCl、NaOH、NaCl B.NaCl、HCl、NaOHC.NaOH、NaCl、HCl D.HCl、NaCl、NaOH 北京天气2012年10月16日 如何形容北京十月的天气 第3题,要求有必要的文字说明和方程式,最好能配个图解答 在等腰梯形ABCD中,AB平行CD,AD=BC,对角线AC平分∠BAD,这个梯形的周长为4.5cm,AB=1.5cm,求CD的长. 求最简单的方法。逆天符号用语言代替 我承认我有蠢- - 不知道的有点多 设A,B,C是同一概率空间的三个事件,则下列事件中一定独立的是 已知A,B,C有相同的概率P,且两两独立三个事件不能同时发生,试确定P的最大可能值.正确答案是1/2,准精A1书上的一道题, 已知分式-6a+18/a^2-9的值为正整数 求a的整数值 正确答案是0 1 2 -3 为什么 它叫数学题,他还是填空题,她也是初三题,他还是初三上册题…… 乒乓球混合双打是一男一女对打另一男一女吗 给答案的同时说出理由1.My name is _______ shorter and easier than _______.A many,James B much,James'C more,James' D much,Jame's2.Mingming showed _______ us .A some stamps of him B the stamps of his C some his stamps D some stamps of his 3.-L 一道英语选择题,请给出答案并说出理由I don't know if Jack will come .If he (.),call me,please.A.will comes B.come C.will come D.comes 两位数乘三位数数学手抄报,样子要网站,资料自己说也行,给网站也行,好的我一定给80悬赏一定给一定会给的 三位数乘三位数数学题比如212乘843 三位数乘二位数 □□□ X □□ 5□□0 □□4 □0□0 某校初三年级有四个班,每班挑乒乓求球男女运动员各一人,组成年级混合双打发表队,那么,四队混合双打中,没有一对选手是同班同学的概率是多少? 1.Mr Brown ()England,he ()London for about 3 weeks.A.has been to has been inB has gone to has been in2.()how hard it is,we will keep trying till we()itA No matter succeed B no matter make3.Some foreign teachers wll visit our school ()a ()time.A in we C语言：下面程序使用选择排序方法对20个整数进行排序,这20个数从键盘输入,并输出排序前和排序后的数据请问这个程序有什么问题.#includevoid main(){int i,j,k,a[10],temp;for(i=0;i -My brother is ____ than me-That's why there are hardly any smiles on his face.A.seriousB.the most seriousC.more seriousD much serious 一道英语选择题（说出理由）谢谢-Don't worry.My mother can help you take good care of your child.-Thanks ____.A.muchB.a lotC.too manyD.a lot of 一道英语选择题,请说出选择理由.The child was lost in the forest, where he was _____ the mercy of wild beasts.　　A. at B. on C. for D. in 一道英语选择题,请说出选择的理由.（）in a heavy traffic jam on his way here,he was nearly an hour late for the party.A.Catching B.Being caught C.Caught D.To be caught 问一道英语选择题,说出理由,The more clearly you can state (陈述) your ideas,the more ━━━━ people are to understand them .A.likelyB.possibleC.perfectD.probable ZPHXL这几个字母组成的好听的词 和HLSQDC 组成的 有那些单词?