描写野花的词是

在错误面前勇于认错的事实论据 4题5题 计算.求-2（10a^2-2ab+3b^2)+3(5a^2-4ab+3b^2)的值,其中a=1,b=-21 求-2（10a^2-2ab+3b^2)+3(5a^2-4ab+3b^2)的值,其中a=1,b=-22 (-32)X(-1/32)-(1/2+2/3-3/4-11/12)X24 2010全国2卷语文作文立意材料说关于浅阅读的看法大家众说纷纭的 所以我 就把作文立意成“对于同一件事的不同看法”这样写 感激不尽! Nancy does not run fast改为肯定句可以是Nancy does run fast try his 已知椭圆的方程为x^2/4+y^2/3=1,若椭圆的点P在第二象限,且 y=lntan(x/8)的导数 任意x∈R,ax²+4x+a≥-2x²+1是真命题,则a的取值范围我用的分离参数,a＞-2x²-4x+1/x²+1 然后求导,4x²-6x-4/(x²+1)² 但这样,分离出来的式子就没有最大值了啊,我哪里做错了,分离 简短职场一些励志小故事及给人的感悟呢? 名人励志短故事和感悟, 励志小故事,加上感悟和学到的道理 读诗句,知人物1.功盖三分过,名成八阵图.江流石不转,遗恨失吞吴.2.此地别檐丹,壮士发冲冠.昔时人已没,今日水犹寒.3.寄书元有雁,食雪不离羊.施尽风霜节,心悬日月光.4.林暗草惊风,将军夜引弓 设命题P:存在x属于R,x²+2ax-a=0,命题q:方程x²+ax+1=0有两个不相等的负根.如果命题"p或q"为真命题,"p且q"为假命题,求实数a的取值范围 1十10十X＝ 设AB均为3阶矩阵,且|A|=-2 |B|=0.5 ,则|2A*B^-1|=? 根据诗句猜历史人物1.曲江池畔李儿花飞来飞去落谁家八牛未解天下事天津桥外细柳斜 2.洛水滔滔西复东青襟巨眼识英雄风雪微灯柴门夜已成千秋万世功3.一个放荡老狂生自言我是今刘伶衣衫 两个空格里怎么填 两个空格应该填多少 这两个空格该怎么填? 只有两个空格怎么填 这两个空白怎么填 已知关于x的方程ax^2+bx+c0的解集为___? This morning I had ___egg and a bottle of milk for my breakfast Tim had sime eggs for breakfast this morning的否定句 笑一笑. 笑一笑十年少愁一愁白了头的意思是什么 要使√5a有意义,则实数a的取值范围是 要使√﹣a有意义,则实数a的取值范围是 句子结构分析,求大神指点：It was 80 years before Christopher Columbus crossed the ...具体如下：It was 80 years before Christopher Columbus crossed the Atlantic ____ Zheng He had sailed to East Africa.A. when B. that C.after matlab 如何把矩阵转化为方程 He became a member of the Pennsylvania Assembly and for some eighteen yearsserved as represent of the colonies in London,protecting their interests in the English court.我就不太明白 and for some eighteen years ...这个怎么理解,会的来翻 how he became prime minister had been prophesied thirty years before.请问这句话怎么翻译?HOW 在里面表示什么意思?谢谢!