泰山1304拖拉机

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植树问题的几种固定的解题方法有公式吗? 方程y=-根号25-x表示的曲线是求大神帮助为说明是半圆.x大于等于-5小于等于5,为什么对y有要求 │a-2│+根号b+3=0,则关于x的方程x+ax+b=0的解是谢谢了, 分母中含有根号的方程应该怎么解.x/根号(x^2+9)=(根号10)x /10 注:●x均表示未知数x●=后(根号10)x作为分子 ●回答完后会追加得分的. 勾股定理运用但是 额 有点难噢 已知周长是2加根号6的直角三角形的斜边上的中线长为1.求该直角三角形的面积 10个正整数的和等于这10个正整数的积?求这10个数分别是多少? 1+二分之一+根号四分之三等于几大神们帮帮忙 go that route 中go是及物动词么? 初四英语填空题 一道初四英语填空题 你遇到的不是她而是她妹妹 It was _______ her______her sister who you met.用instead 初四英语一道填空题不要把你的枪瞄准树上的小鸟 (aim at) 一道初四英语填空题1.Long time no see!I‘ve just returned.I _______to Zhengzhou for a meeting last mouth.A.am sent B.was sent C.am sending D.was sending 守望 作文 一个茅字一个瓶子一个盖是什么成语 一个瓶子打开一个茅字打成语 茅的成语有哪些 1.Lucy ______ (lend)Lily some money three days ago.2.______you______(have)lunch yet?Yes,I have.I've just had it.3.He ______ (think)hard and then he had an idea. 两到初四英语填空题 1.The famous star often_____ ______ ______ _______.(在公共场所露面)2.He asked her to____ ____.(嫁给他) 两道初四英语填空题1._____you_____(be)to HongKong?Yes,I______(be)there twice.2._____you ever_____(eat)this kind of fruit?No,never. 两到初四英语填空题 1.They ________________(not finish)their homework yet.2.I_____________(konw)Li Lei for four years.3.I ____________(post)the photos last week.I______________(post)the photos.4.I‘ll come to see you as soon as I__ 两道初四英语填空题 急用end,at the end of,by the end of,in the end填空1._____________last year,all the tree had been planted.2._____________last month,we finished Unit 43._____________,I passed the exam.用sell的适当形式填空I konw move是及物动词还是不及物的,解释一下. 英语翻译Two loudspeakers are one meter apart and radiate the same sound pressure level.a listener is two meters directly in front of one speaker on a line which is perpendicular to the line joining the two loudspeakers; see Figure 2.What are the I’ll get there by six,if______.A.not sooner B.no sooner C.not more quickly D.no quick 英语 阿那贼 怎么写?意思是出发.神秘博士第三季 第05集34:36时 博士说的阿 老 贼 腾X讯X视X频X里的《神秘博士》(doctor who) 34:36 I know .I know if I should go?but he Won't!中文 Shall I go shopping Shall I go hiking?I don't know.(合为一个句子)I don't know_____I shall go shopping ______go hiking. 我是初一下的,提取公因式那个!评价51页第5大题一减去(二分之一的平方)乘一减(三分之一的平方)乘一减(四分之一的平方)然后按这个规律,到最后乘上一减(十分之一的平方) 〔an〕首项为2,公比为3的等比数列,将此数列的每一项取以3为底的对数构成数列〔bn〕求(1)〔bn〕的通项公式 (2)〔b〕的前多少项和为10log32+45 等比数列 an =(-1/4)^n,设bn=log以4为底an的绝对值的对数求出来bn=-n,1/bn*bn+1等于多少 若an,bn分别是公比为p,q的等比数列,则数列an*bn和an/bn的公比分别为 某商店到苹果产地去收购苹果,收购价格每千克为1.20元,从产地到商店的距离是400米,运费为每吨货物每运1千米收1.50元,如果在运输及销售过程中的损耗是百分之十,那么商店要想实现百分之十