八年级英语下册作文
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有女如此,
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已知函数f(x)=aInx-ax-3,(1)讨论函数f(x)的单调性;为什么区间能包含1,怎么知道什么时候包含什么时候不包含,
已知函数f(x)=x-x/2+1-aInx,a>0 讨论f(x)的单调性最好详细点 能看懂的 写了
讨论函数f(x)=x^2-aInx(a大于等于0)的单调性!
证明an=2n+1 n=1时成立 n=k时ak=2k+1 n=k+1时 ak+1=2k+3 .就是这一步开始 然后要怎么做下去- -
老王中,他送的冰比他的前任送的大一倍,冰价相等.有什么作用?
有女若汝 夫复何求
有女作汝,夫复何求?
英语cloze,英语好的帮忙下啊- -ClozeHomesickness is very common among students away from home — even those who had previously been away at overnight camp or traveled far away.There is a difference __1__ being away from home for 8 weeks and
英语Cloze文章Everyone likes a person with good manners but no one laikes a person with bad manners."Yes,"you may say,"①___ what are good manners?How do I know what to doand what not to do?" Here are sone examples of the things that a well-ma
英语Ⅱ、ClozeThe idea of rainmaking is almost as old as man,but it was not until 1946 16 man succeeded in making rain.In 17 times,rainmakers had claimed to bring rain by many methods; dancing,singing,killing various kinds of living 18 (including
英文cloze 急Make Your Korean Trip enjoyableThinking (1) going skiing,shopping or enjoying SPA in South Korea?Here are some tips for you to make the most out of your holiday in one of the liveliest countries in Asia.First,let's talk (2) money matte
上联:南通州,北通州,南北通州通南北.下联:( ).急
250平方的BVV铜芯线能过多少安电流
主要是思路.求a?
求春秋战国和秦朝的穿越小说 最好是女生穿越而且女主是谋士的 文笔好点的越多越好 根据篇数可适当加分
英文 克漏字 cloze test 2下面这篇克漏子的答案为? (31) southward from our shelter, we had this great torrent and the forested mountain wall above it on our left, the spiry ice-crages on our right, and smooth gray gloom ahead. I trie
请问土地使用税、房产税一年交几次
在北京如何交房产税和土地使用税公司是小规模纳税人,公司成立时登记的房屋是自用房,60平米,请问房屋是自己估价交房产税么?请问这两种税怎么去交,交多少?新手,
有两题求思路
福美来2与福美来有何区别
看图写作给好评
看图写篇作文450至
某种产品的购买量Y吨与单价X元之间满足一次函数关系,如果购买1000吨,每吨为800元;购买2000吨,每吨为700元.则某客互购买400吨的单价应为?
在一定范围内,某种产品的购买量y(吨)与单价x(元)之间满足关系式y==kx+b若购买1000吨,买吨为800元;若购买2000吨,每吨为1000元,一客户购买400吨单价应是__________________.并给与原因
6.在一定范围内,某种产品的购买量 (吨)与单价 (元)之间满足关系式y=kx+b,若购买1000吨,每吨为1000元;若购买2000吨,每吨为800元,一客户购买400吨单价应是_____元.
1.在一定范围内,某产品购买量Y(吨)与单价x(元)之间满足关系式y=kx+b,若购买1000吨每吨为8000元;若购买2000吨每吨为7000元,一客户欲购买400吨,单价应是2.已|X+1|+(X-Y+3)*(X-Y+3
在一定范围内,某种产品购买量(吨)与单价(元)之间满足一次函数关系式,若购买1000吨,每吨800元;购买2000吨时,每顿700元.一客户一次性购买4000吨,则单价为多少元?写出计算过程.
红颜知己,夫复何求?问世间情为何物,直叫人生死相许.为何男人见到美女就会心动呢?
知己用英文怎么说?没
描述你的理想伴侣(英文)我是女生 用英文描述 大概就是温柔体贴,会哄我开心,照顾我,带我玩,不开心时会一直陪着我.