社会课堂作业本答案八上

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社会课堂作业本答案八上
#m_pro div.image{text-align:center;BACKGROUND是什么意思 以抛物线y^2=4x的焦点为圆心,2为半径的圆,与过点A(-1,3)的直线L相切,求直线L的方程 抛物线y^2=4x的焦点为圆心,半径为2的圆,与过点A(-1,3)的直线L相切,则直线L的方程为_______ 已知函数f(x)=lnx,g(x)=1/2x^2(1)设函数h(x)=2g(x)-f(x),求h(x)的极小值 (2)设函数F(x)=ag(x)-f(x) ,(a>0),若F(x)>0恒成立,求实数a的取值范围 其中其中指的什么? 石材幕墙施工中,方管跟预埋铁不靠在一起了,是要加个铁管把方管跟预埋铁焊接在一起,还是加大角码的长度可是有30公分啊 哪有这么大的角码啊 马拉硫磷能杀盲蝽蟓而杀不死棉铃虫,为什么? 举一个反例,说明“若a>b,则|a|>|b|”是假命题 He put his book down and [ ] me pick up my pen Ahelp Bhelped Chelp Dhelping can you pick the book down for me错在哪,改正清楚点 He didn't forget to clean the room(变肯定句) 硫酸亚铁能不能和复合肥一起用 在泰国如果女孩子要表白那应该说“chan rak ter"还是应该说“chan rak khun”? Phom rak Khun的中文意思 Phom Rak Khun什么意思 若函数y=x^3-3ax+a在(1,2)内有极小值,求a取值范围 怎样才能算出煤矿的总功率是多少 buyer from thim to time pursuant to an Individual Contract 在太空没有空气,那飞行器是靠什么力高速前行?0377445 (1)已知:x(1/y+1/z)+y(1/x+1/z)+z(1/x+1/y)+3=0,且1/x+1/y+1/z不等于0,求x+y+z的值.(2)设a>0,b>0,且满足根号a(根号a+根号b)=3根号b(根号a+5根号b),试探求a-b+根号ab/2a+3b+根号ab的值. 设y=cosx+1n平方x,求dy. 作者老舍爱养花,他家的花分根了,就赠给朋友们一些,朋友们拿着花不禁说道:“ .” 老舍看着友人拿走自己劳动果实,心里自然特别喜欢,心想: . interpreter/inattendu中in的发音为什么不一样?有什么规律吗?interpreter 中in 发鼻音,类似的还有incroyable,impossibleinattendu中in发(in)音法语单词词首in发音有什么规则吗? Can i your rubber?Sorry.Lily it already.(选择填空)A led,has borrowed B borrow,has lent C lend,has been borrowed D borrow,has beenlent(我认为没有答案,) —Yao ming has got his fourth best player in the NBA.—Yes,all the Chinese feel e_______about it. 关于老舍养花的扩写 1别人夸花,全家骄傲;2昙花开放,约朋友共赏;3花分根了,赠给友人 (400字左右), 能给我出几道方程题吗我想要难的回答好了100分谢谢 The bank of china is not far from the post office.的同义句是什么?下面还有一些.Jane does her homework carefully and Jane'ssister does her homework more carefully.In summer,Beijing is hot and Wuhan is much hotter.Of all the stories,this on ___the sports meeting might be put off.yes,it all depends on the weatherA.I’ve been told B.I’ve told C.I’m told D.I told为什么不选C.“我被告知运动会可能会推迟” 9.Please pick ______ the pen on the ground _____ me 空格了填哪两个介词and5.They were at school ________ 10:25.with,for,out,up,of,at,in,on,by,down1.There is a big apple tree in front ______ my house.2.I had a big lunch _______ my parents.3.It y=2(x^3)+5x,当x=3时,请问dy/dx =多少 Cap的中文翻译