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设矩阵A=第一行0 1 -2 第二行1 0 -1第三行-2 -1 0,求可逆矩阵C,使得CtAC为对角阵1 1第二行1 -1 2第三行0 0 1我求特征值 特征向量使C-1AC=CtAC=对角阵可以不,是不这两个C都满足题目要求 沬缯 什么意思 一排悬挂小球,只有左右两个摆动,是什么现象或实验?一排悬挂小球,相互并靠,摆起左边一个,落下撞击后右端的球摆起,其余球都不动,这个实验或现象叫什么名字? 物理悬挂的小球摆动实验,和角度有关吗?物理悬挂的小球摆动实验,小球来回摆动一次的时间跟释放角度的关系?实际中,不是小角度 谁有多了九位数扣扣号给我个 阿张牛肉面怎么样 正义牛肉面怎么样 你们有牛肉面吗用英语咋么说 我的爸爸是个警察 英语怎么说 许多警察英语怎么说 1. 第2题和想一想, 为什么可以如此肯定 如何忘記一個自己曾經,現在都深愛著的女人!如题 她現在已經不愛我勒` comply conform有什么区别? 你可以当警察 英语怎么说 英译中别用翻译工具,谢谢Accepting the need for drastic change, he replaced much of the original senior staff with more experienced managers. For the first time, he delegated the management side of the business to professionals, and channele 英语翻译“He was a genuine guru,a rock star who seemed to hold some secrets in a way that nobody really expected of,say,the Beatles,” recalled Matt Damsker,Philadelphia’s reigning rock critic at the time.“Everyone was so caught up in the s 英语翻译Gia was a bright,quiet child with thick,long brown hair and bangs.Her hair was the focus of much motherly fussing:Kathleen liked to braid it and tie it with ribbons,which Gia always immediately yanked out.The hair was never cut,except to Before running into you after the world will be piece of wildderness ran into you!翻译中文, 怎样用matlabe拟合线性回归方程 就是利用x的五个数据,y的五个数据,计算出x、y的线性回归方程y=kx+b 仿写 竹子：我每前进一步,都会及时做出小结用甘蔗仿写 英语翻译President Barack Obama's populist vision of a fairer US society comes at a time when the American Dream is becoming tougher to achieve after three decades of rising inequality,experts said.With a US election in his sights,Obama used his S 【英译中】求翻译!不多!可追加!在线等、、、Santa's trackers at the North American Aerospace Defense Command say they are breaking records this Christmas Eve.Volunteers at Peterson Air Force Base in Colorado had fielded more than 80,0 【英译中】求翻译!很急很急!不多,可追加!German Chancellor Angela Merkel appealed to business leaders at the World Economic Forum to give policy makers the space they need to tackle the debt crisis, pledging that Europe will pull togeth deafening applause的意思? applause什么意思 中国网库是什么样的B2B平台呢? 1,要正确的! 细水长流 的同义词 最好是成语啊! 网名头像每天换一次既然做不到细水长流那就（****）帮忙想个词语是和细水长流相反意思的 既然做不到细水长流那就 我想知道似水流年和细水长流词语意思有什么区别、