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因为g(x)=x2一4x一12=(x一2)2一16在[1,2]上单调递减,在[2,6]上单调递增,…9分所以g(x)min=g(2)=-l6,g(x)max=g(6)=0,…11分故g(x)在[1,6]上的值域为[-16,0].…12分...

因为g(x)=x2一4x一12=(x一2)2一16在[1,2]上单调递减,在[2,6]上单调递增,…9分所以g(x)min=g(2)=-l6,g(x)max=g(6)=0,…11分故g(x)在[1,6]上的值域为[-16,0].…12分...
高二质量监测联合调考5.如物理本试卷满分100分,考试用时90分钟注意事项:意事签前,考生务必将自己的姓名、考生号考场位号填写在答题卡上,之日答选将题时选出...
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【解题分析】由材料可知,俄罗斯目前实际采伐量远低于设计 产量,导致俄罗斯林龄结构中成熟林和过熟林比例过高,造成森林 资源利用率低;过度砍伐森林会加剧水土...
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图3A.中国茶文化传播至欧洲B.启蒙运动的影响较深远C.中西茶叶贸易有所发展D.艺术作品具有史料价值二、非选择题:共55分。第16题15分,第17题12分,第18题16分,...
万雕中考试题研究·数学(河北).∠EGF=3∠DEG.=CQ,.∠DEG=30°,.PC=4-x,CQ=x.vPE=号,在△D0中.∠EGF=90°∠PEB=LEPQ=90°,3综上所述,LEGF的度数为45°.PQ//BDDG=QD·cos...
she uses.But all these day-to-day trouble is balanced with a greater sense of freedom."It's almost mind-blowing,it feels like a completely different l...
参考答案及解析·英语·不做硬性要求。续表(3)评分时,应注意的主要内容为:与所给短文及段落开头语的衔接程度;内容的丰富性和首句关键*创造了比较丰富、合理的内...
留)时光暑假总动员》☐月☐日星期☐天气10.1950年11月,美国骑兵第一师师长在同时,美国直接干涉新中国内政的事件是什么?与一支中国军队交手后,这样评价对手:“他...
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19.How did Mr.Perkins finally find his car?22.Which trail best suits people who enjoy ancient culture?A.By trying his key in every car.A.La Route Vert...
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团GLOBAL ENGLS团第二节听第6段材料,回答第6、7题。若美花报社6.What does the girl plan to do at school this巧evening?EARNING ENGLISH●.Prepare for a play...
全国100所名校最新高考模拟示花卷DTo many people it is obvious that keeping an elephant in a small enclosure is unkind.Zoosclaim it's for conservation,r...
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15.Which season does Henry like better?A.Autumn.B.Summer.C.Spring.D.短文理解(本题共5小题,每小题2分,共计10分)听短文,选择正确的答案。短文读两遍。16...
things did you spend your money on?W:The problem is that I have no idea.I didn't pay attention.Well,maybe too much on enter-tainments,I think.M:Let by...
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We soon started talking trying to 43 each other'sIt is said that 640 Polish children found alives.We 44 talked about our families,friends,lives,home a...
全国100所名校高三AB测试示范卷教学(Text 8)札记W:Hello,this is Canon Camera Company in Beijing.Good morning!What can I do for you?M:Well,I am making thi...
A导语:本文是一篇应用文,属于“人与社会”主题语境。主要介绍了马拉维一个非营利组织招募志愿者的相关信息。2L.B。理解具体信息。根据第一段的By volunteering w...
16.What happened to the girl after her performance? A.She moved to London. B.She became less shy. C.She took over an agency. 听第10段材料,回答第17至2...
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Transport from campus is provided. Friends of Canley Green Spaces Date:Saturday 10 March Time:10:30-13:30 Help clean a woodland pathway by removing a...
15.A推断题。最后一段提到,除了教育科技公司Coursera之 外,其他在线教育公司也在向失业人员提供免费在线教育。由 此可知,免费在线教育规模在增长。
]8.阅读材料,完成下列要求。(8分)材料《山海经》载“网在海中”。自古以来,阁人牧洋为田、与海共荣共存。聚·、图4新石器早期漳平奇和洞遗址出土的鱼形配饰图5197...
其君臣皆不识圣人之深旨。自是二年,孔子亡,又十一年,哀公竞逼于三子而逊于越,比之简公,仅全其身尔。(节选自洪迈《容斋随笔》)【注】①三子,指当时掌握鲁国...