"moisturecleansing-查字典问答网
- 解下列不等式(组),并把它们的解集在数轴上表示出来①8x+5>9x+6②x−13−2x+54≥−2③5x−2≤3(x+1)x+15<x2.
- 【9.Therearesomanywaysinwhichastudentwhoisinterestedinmeetingfo1.Therearesomanywaysinwhichastudentwhoisinterestedinmeetingforeignstudentsmaycometoknowone.这句有什么错,如何修改,谢谢!】
- 解方程两车同时从甲乙两地相向而行a车为40km/hb车为60km/h两车相遇后b车则继续行驶4h才到达甲地两地相距多
- 如图,在△ABC中,∠ACB=90°,AC=BC,AD为△ABC的角平分线,过点B作AD的垂线,分别交AD、AC的延长线于E、F两点,连接CE.(1)求证:BE=EF;(2)求证:AD=2BE;(3)求∠AEC的度数.
- 英文翻译Completelysilent,innocentpeople,pleasedonottalknonsense,chosetoignore什么意思Completelysilent,innocentpeople,pleasedonottalknonsense,chosetoignore请问这句话完全翻译是什么意思.小弟没分,先谢谢
- A、B两地相距480千米,一列慢车从A地开出,每小时行100千米,一列快车从B地开出,每小时行120千米.根据题意分别列出下列方程.(1)两车相向而行,慢车先开出1小时后快车开出,x小时相遇;(2)两
- 英语好的帮我看看这篇英语短文初一的水平有错的帮我改一下Hello,everyone,mynameisChuboYang,12yearsold.Icomefromshijia.Iamgladwebecamefriendsandclassmates.Ienjoylearning,favoritesubjectissports.Il
- 【甲酸和Cu(OH)2的悬浊液怎么反应?提示:甲酸里有醛基Cu(OH)2悬浊液可以和醛基反应生成Cu2O沉淀】
- Ateacherwasgivingatalktohisstudentsonhowtodealwithstress.Heraisedaglassofwaterandaskedthestudents,"Howheavydoyouthinkthisglassofwateris?"Allthestudentstriedtoanswerthequestion,andtheiranswers
- 1,____inthebook?Therearemanyphotosinit.A,WhatareB,WhatisCWhicharepleasegivemeyourreason!Thanks