首页
试卷库
试题库
当前位置:
X题卡
>
所有题目
>
题目详情
先化简,再求值:,其中x=2.
查看本题答案
包含此试题的试卷
教案备课库《》真题及答案
点击查看
你可能感兴趣的试题
先化简再求值23x+11-3x+x-22+x其中x=2.
.先化简再求值xx﹣1+2xx+1﹣3x﹣12x﹣5其中x=2.
先化简再求值其中x=3y=2.
先化简再求值其中x=2.
先化简再求值x+5x﹣1+x﹣22其中x=﹣2.
先化简再求值3x﹣y2+3x+y3x﹣y其中x=1y=﹣2.
先化简再求值﹣35x2+xy+2x2+xy﹣1其中x=﹣1y=﹣2.
先化简再求值2x﹣12﹣23﹣2x其中x=﹣2.
先化简再求值其中x=-2.
先化简再求值其中x=-2.
先化简再求值x+22﹣x+1x﹣1其中x=﹣1/2.
先化简再求值x+1x﹣1+x21﹣x+x3其中x=2.
先化简再求值x+32+2+x2-x其中x=-2.
先化简再求值x+12+x1-x其中x=-2.
先化简再求值x2x﹣3﹣xx2﹣x﹣1其中x=﹣2.
先化简再求值x+12﹣x2﹣1其中x=﹣2.
先化简再求值2x+7+3x-2其中x=2.
先化简再求值2x+1x﹣1﹣x2x﹣1其中x=﹣2.
先化简再求值2x﹣[2x+4﹣3x+2y]﹣2y.其中x=﹣1y=﹣2.
先化简再求值其中x=2.
热门试题
更多
﹣IhavenevervisitedtheGreatWall. ﹣ A.NeitherhaveI. B.Ihaven'tnow. C.SohaveI. D.SoIhave.
﹣DoyouknowifJimmytotheparty? ﹣Iamnotsure.ButifheIwillgivehimabigsurprise. A.comeswillcome B.willcomecomes C.comescomes
Chinaisfamousitsdeliciousfood. A.to B.for C.as D.with
Thetrafficinthecitybeterriblebutnowithasimprovedalot.Ithinkyou willitsoon. A.usetouseto B.getusedtousedto C.usedtogetusedto
﹣CanyoucometoourThanksgivingparty? ﹣WellIdon'tknow. A.thatIcanfinishmyworkbythen B.ifcanIfinishtheworkbythen C.whetherIcanfinishtheworkbythen
Robertisgoodatplayingpianoalthoughheisonly11﹣year﹣oldboy. A./the B.thean C.thethe
Howtothiseventisreallyadifficultproblem.Allthepeopleare worriedaboutitatthemoment. A.dowith B.workout C.cometrue D.dealwith
﹣Istheflowerbeautiful? ﹣Yesatit'stheoneyouboughtforme. A.lastasbadas B.leastnobetterthan C.leastnoworsethan
﹣﹣﹣didyoutellhimaboutthenewsLisa? ﹣﹣﹣Byane﹣mail. A.Howsending B.Howsend C.Whatsending D.Whatsend
﹣thepopulationoftheU.S.A.in2005? ﹣Itabout296million. A.Whatisis B.Whatwaswas C.Howmanyiswas
Walkdowntheroadandturnrightafteryougoapolicestation. A.near B.across C.past D.through
Philipusedtoplaysoccerverywell.改为一般疑问句 Philiptoplaysoccerverywell?
Therearesomedrinksonthetable.改为一般疑问句 theredrinksonthetable?
Therearemanybeesamongtheflowers. A.fly B.tofly C.flew D.flying
你知道薯片是怎样被发明的吗?完成句子 Doyouknowhowpotatochips?
﹣Howisyourgrandma? ﹣She'sfine.SheusedtoTVathomeaftersupper.Butnowsheisusedto outforawalk. A.watchgo B.watchinggoing C.watchgoing
Theyboughtahousein2012.改为同义句 Theyahousesince2012.
Makingaloudnoiseinpublicdoesgreatopeople'shearing. A.harm B.harmless C.harmful D.harmfully
PleasetellmetoimprovemyEnglish. A.whatIcando B.WhatcanIdo C.howIcando D.howcanIdo
﹣WhereareMariaandJane? ﹣TheyEngland. A.havebeento B.areaway C.havegoneto D.hadbeenin
Idon'tknowifhe.IfheIwilltellhimaboutit. A.comescomes B.willcomecomes C.comeswillcome D.willcomewillcome
﹣Mikewhere'stoday'snewspaper? ﹣Wellyoudon'tneedtoreaditbecausethereisnotinit. A.somethinginteresting B.nothingspecial C.importantthing D.anythingnew
nervousthegirlis! A.How B.What C.Whatan
ChinaisacountrywhileJapanisacountry. A.developeddeveloping B.developingdeveloped C.developingdevelop
Hetosavehispocketmoneyforlaterusebuthespentitonatoysoon. A.promised B.wanted C.refused D.hoped
I'msorryyou.Couldyoupleaseloudlyhere? A.troublenottalk B.totroublenottotalk C.totroublenottalk
TherearetenpeopleintheclassroombutIknow. A.bothofthem B.noneofthem C.allofthem D.neitherofthem
SheusuallylearnsEnglishbywatchingEnglishmovies.对划线部分提问 sheusuallylearnEnglish?
Wefindimpossibleforustolearnaforeignlanguagewellinashorttime. A.that B.this C.one D.it
﹣WhydidTomgotobedsolateyesterday? ﹣Becausehishomeworkontime. A.didn'tfinish B.finish C.wasn'tfinished D.wasfinished
热门题库
更多
教案备课库
教案备课库
教案备课库
教案备课库
教案备课库
教案备课库
教案备课库
教案备课库
教案备课库
教案备课库
高一下学期数学
教案备课库
高一上学期数学
高一上学期化学
教案备课库
教案备课库