表白的英文单词

负36乘以括号5/9减1/4加7/12 在△ABC中,已知a=20cm,b=28cm,A=40°,解三角形（角度精确到1°,边长精确到1cm）.根据正弦定理,sinB=bsinA/a=28sin40°/20≈0.8999因为0° 在△ABC中,已知下列条件,解三角形 (角度精确到1°,边长精确到1cm)a=15cm,b=10cm,A=60°b=40cm,c=20cm,C=25° 观察洋葱表皮细胞时,虽滴加的是清水,细胞却不会变形,仍能保持一定的形态,这主要靠[ ]A 细胞壁的保护作用 B 细胞膜的保护作用 C 细胞壁的支持作用 D 细胞膜的支持作用 在括号里填上大于号,小于号,等号.（|是 分之）1.5|8（ ）12|7 2.3|8（ ）3 二次函数当△=0时,零点个数为1个三次函数的零点个数为3个,但当出现如图情况时B点的零点为1个,那么A点零点为2个?这不是和第一句话矛盾了么?求指教、、、 用电设备总功率是1000KW,正常工作电流是多少A? 三峡的简介快!长江三峡 设x0是方程inx+x=4的根,且x0属于（k,k+1）,求正整数k A cousumer insulates a house with material bought at 20 percent off the list price of $370.If consumer also receives a rebate of $25 from the manufacturer of the material,how much does the marterial cost the consumer?要翻译啊 2减括号4分之1加7分之1括起来乘11分之4 先在此谢过各路好汉了!1---In triangle ABC,AB=AC=2,whch of the following culd be the area of triangle ABC?Indicate all possible areas.A) 0.5 B) 1.0 C) 1.5 D)2.0 E) 2.5 F)3.02---Each integer from 1 to 50 whose units digit is a 3 is written on which of the following can be expressed as the sum of three consecutive integersA 17B 23C 25D 30E 40 List L consists of the numbers 1,根号2,x,and x^2,where x>0,and the range of the numbers in list L is 4.比较 “2” 和 “x" 的大小 我想知道答案E为什么是正确的呢?OCA的面积我算不出来. 五年级上册语文第一单元口语交际第1个问题怎么做快跪求 五年级下册语文第三单元口语交际100字 快快快快快快快快快快快快快快快快 语文题快第二次世界大战中,希特勒的法西斯军队进入巴黎后,军官和大兵不时“造访”著名法国画家毕加索的工作室. 毕加索一语不发地接待这些突然闯来的不速之客,一语不发地领着他们东 四年级语文第七单元口语交际,急,题目成长的故事!快 gre数学.124求解答 急:提问几道GRE数学1.4-n方框6,4-n方框5 .Which of the following symbols should be substituted for 方框 to make both of the statements above truefor all integers n such that -2第3题已会， GRE数学提问答案为什么选D啊,我怎么算答案都是950000? 五年级下册16课读后感所有的----谢了 五年级 （下册） 第十六课《桥》的读后感快啊,知道给我说个大概意思就行了!急! 五年级下册16课读后感100字左右 求不定积分∫dx/(2+3x²), A survey of 100 persons revealed that 72 of them had eaten at restaurant P and that 52 of them had eaten at restaurant Q.Which of the following could not be the number of perspons in the surveyed group who has eaten at both P and A 20B 24C 30 D 50 E GRE数学：If r and s are positive integers,each greater than 1,and if 11(s-1)=13(r-1),which is the least possible value of r+s?A,2 B,11 C,22 D,24 E,26 问下这道gre数学how many qarts of pure alcohol must you add to 15 quarts of solution that is 40% alcohol to strengthen it to a solution that is 50% alcohol? 关于GRE数学请问GRE数学题中没有明确给出的数据是不是就不确定呀?比如说线段的长度、角度等等,不能看它给出的图形来做吧 GRE数学 请帮我看看Mr. Richard plans to invest $20000 in an account paying 6% interest annually. How much more must he invest at the same time at 3% so that his total annual income during the first year is 4% of his total initial investment?第 人教版六年级辩论会 快 好的我给财富