首页
试卷库
试题库
当前位置:
X题卡
>
所有题目
>
题目详情
任意写出一个的同类二次根式 .
查看本题答案
包含此试题的试卷
教案备课库《八年级(上)数学晨考(七)》真题及答案
点击查看
你可能感兴趣的试题
写出的一个同类二次根式.
写出的一个同类二次根式.
下面说法正确的是
被开方数相同的二次根式一定是同类二次根式
与
是同类二次根式
与
不是同类二次根式
同类二次根式是根指数为2的根式
写出一个二次根式使这个二次根式化成最简二次根式后与的被开方数相同这个二次根式可以是________写
对于二次根式以下说法不正确的是
它是一个正数
是一个无理数
是最简二次根式
它的最小值是3
一枚形状为正方体的骰子可以掷出123456这六个数中的任意一个用这个骰子随机掷出的一个数替代二次根式
若最简二次根式与是同类二次根式则ab=__________.
下面说法正确的是
被开方数相同的二次根式一定是同类二次根式
与
是同类二次根式
与
不是同类二次根式
同类二次根式是根指数为2的根式
写一个二次根式使它与是同类二次根式这个二次根式可以是.
请写出的一个同类二次根式.
写出一个被开方数中含有字母x的二次根式要求不论x取任何实数该二次根式都有意义.
若一个数与是同类二次根式则这个数可以是
请写出的一个同类二次根式.
下面说法正确的是
被开方数相同的二次根式一定是同类二次根式
与
是同类二次根式
与
不是同类二次根式
同类二次根式是根指数为2的根式
写出的一个同类二次根式.
将下列二次根式化为最简二次根式并判断哪些是同类二次根式
的同类二次根式是写出一个即可
下列说法正确的是
被开方数相同的两个最简二次根式一定是同类二次根式
与
是同类二次根式
与
不是同类二次根式
同类二次根式是根指数为2的根式
若最简二次根式与是同类二次根式则a=.
请写出一个二次根式使这个二次根式化成最简二次根式后与可以合并这个二次根式可以是写出满足条件的一个即可
热门试题
更多
用量筒量取液体体积时视线应与保持水平.
小宝一家驾车外出郊游.经过某段路时发现一标示牌如图所示.从看到标志牌到达净月潭用时为20min通过计算说明小宝家的车是否超速.
频闪摄影是研究物体运动时常用一种实验方法下图是用照相机拍摄每0.02S拍摄一次的小球在不同的运动状态下的照片其中表示小球做匀速直线运动的是
Acountrymustherpeoplewithschoolstostudyandchancestowork.A.provide B. offer C. give D.take
—CouldyoutellmewhereyoufoundMissGaojustnow?—Certainly.Inthenextoffice.Manypeoplehappilyatthattime.A.aretalking B.talk C. talked D.weretalking
寒冷的冬天的早上房间门窗玻璃表面往往结一层冰花填内或外这属于现象.
小丽身高1.6m站在穿衣镜前1m处她在镜中的像高m当她向镜面前进0.3m时人与像之间的距离是m.
Playingcomputergamesisaoftime.Weshouldn'tspendtoomuchtimeonit
Iboughtalarmyesterday.Itlookslikeacutechicken.A.the B. an C. a D./
Peoplewon'tusebecauseeverythingwillbefree.
Ourteacherhada.Shefeltcoldandhadahightemperaturebutshegavealessonasusual.A.tooth B.throat C.stomachache D.fever
下图中实验操作正确的是
如图所示用斜面和滑块做测物体的平均速度实验.当滑块自顶端出发时开始计时滑至斜面底端时停止计时.1在此过程中滑块的平均速度是m/s.2实验中为了方便计时应使斜面的坡度选填较大或较小.
Look!Itisraining!Itisluckythatwedecidednottoplaybasketball.heavy
Jacktakeshisfather.Theylooksimilar.
Pleasedon'tmakesomuchnoise.Iheartheteacherverywell.A.needn't B. mustn't C. can't D.shouldn't
下列长度中最接近70cm的是
如图所示为某固体加热时温度随时间变化的图像.1该固体为选填晶体或非晶体因为其有固定的熔点且熔点为℃.2第10min时该物体为.选填固态液态固液共存或气态3该物质熔化需要的时间为min.
At10:00lastnightLindawassleepinghersisterwasstudyingforamathexam.
Parentsaretheclosestpeopletoyouintheworld.Theyloveyoujustbecauseyouaretheirchild.Andtheywoulddoanythingforyou.LikealotofmiddleschoolstudentsZhuangShuxiahasaproblem.Sheandherparentsdon'tgetonwell.IreallywanttobemyDaddy'slittlegirl.Butitfeelslikehejustdoesn'tunderstand.Hetalksatmeandhedoesn'tlistentomesaidZhuangaJunior3studentinShijiazhuangHebei.Doyouandyourparentsalsohaveproblems?Wellwhydon'tyoualltakeawalkandhaveatalkonSaturday?It'stheInternationalDayofFamilies.OnMay15peoplearoundtheworldgivethanksforgoodthingsabouttheirfamiliesandworkonfamilyproblems.Astudylastyearshowedthat1500BeijingfamilieshadthesameproblemasZhuang'sfamily.Thechildren12to15yearsolddidn'tliketalkingwiththeirparentsmuch.Theyweren'thappyathome.Ofcourselotsofkidsfeelthatway.Butyouandyourparentswillbemuchhappierifyoucanbefriends.Herearesomewaystohaveagoodtalkwiththem.●Findagoodtimetotalklikewhenyou'reeatingdinnergoingoutforawalkorwatchingTV.●Tellthemsomethingyou'reinterestedinoraskthemabouttheirliveswhentheywereyoung.Theylovetotalkaboutit.●Listentothemcarefullyandlookatthemintheeye.●Behonest诚实的.Yourparentswilltrustyoumore.根据短文内容选择正确的答案.61.Whoaretheclosestpeopletousaccordingtothewriterofthispassage?A.Thepeoplewholoveus. B.Thepeoplewhounderstandus.C.Ourfatherandmother. D.Allthefamilymembers.62.WhatisZhuangShuxia'sproblem?A.Herfatherthinkssheisoldenough.B.Herfatherdoesn'tliketotalkwithher.C.Sheandherfatherdon'tunderstandeachotherwell.D.Shereallywantstobealittlegirlagain.63.WhatdoesthewriteradvisethestudentstodoontheInternationalDayofFamilies?A.Theyshouldrememberthespecialdayforthefamiliesintheworld.B.Theyshouldtakeawalkandhaveatalkwiththeirparents.C.TheyshoulddosomethingtocelebratetheInternationalDayofFamilies.D.Theyshouldhelpotherstosolvetheirfamilyproblems.64.Howdoesthewriterknow1500familieshadthesameproblemasZhuang'sfamily?A.FromastudymadeinBeijing. B.Fromreportsaboutfamilyproblems.C.Fromamagazine. D.Fromanewspaper.65.Inthispassagethewritertellsthechildren12to15yearsold.A.howtoshowtheirthankstotheirparents B.howtomakefriendswiththeirparentsC.howtogetgoodgradesindifferentways D.howtolistentotheirparents
归纳总结知识的方法多种多样国庆假期的物理作业是要同学们用思维导图的方式总结所学的知识如图所示是小红的思维导图的作业请填写出对应的内容①②.
下列物态变化中属于液化现象的是
Sometimesthepolicesentmanydogstolookforpeopleunderthebuildings.fall
Iwokeuplatethismorning.HowevertosurpriseIgottoschoolontime.A.I B. me C. my D. mine
Relationsbetweenmyparentshavebecomedifficult.SoIoftenfeellonelyand.A.proper B. strong C. broken D.nervous
—Ican'tgetonwellwithmyfriends.WhatshouldIdo?—A.That'sallright. B.Hopethingsworkout.C.Whydon'tyoutrytobefriendlier? D.Youshouldsleepearlier.
取用块状石灰石一般应该选用向小试管中装入固体粉末时最好选用 A.药匙 B.镊子 C.纸槽 D.手拿
在雨后天晴的夜晚路上有积水借助月光行走为了避免踩入水面则下面说法正确的是
IwasaschoolgirlinGrade7whenCannycametomyschoolandbecameoneofmyclassmates.Hewashandsomewithblondhairsomanygirlsinmyclasslikedhimverymuch.Everydayhisparentspickedhimupinanoldcar.Weallrealizedhewasfromapoorfamily.IhadapoorfamilyaswellbutIjusthiditfromeveryone.Iwasafraidthekidsinmyclasswouldleavemeiftheyknewthetruth.Oneday.Ourteacher.Mr.Simssaidtousthatwewouldhaveafieldtrip.Wedecidedtogotoapark.Myclassmateswereexcited.Isatbackandlookedatthemknowingthatmyparentsdidnothavethemoneytosendme.Tomysurprise.DannystoodupandsaidsimplyIwon'tgowithyouMydadhurthisbackandlosthisjob.Iamnotaskingmyparentsformoney.DannyI'mveryproudofyouforunderstandingthesituationthatyourparentsarein.Mr.Simsreplied.Butthetripisattheendofthemonthwehaveplentyoftimetoraisemoneyforit.WhilewalkinghomefromschoolthatdayInoticedthreeboystalkingwithDanny.Iwasalittleworriedthattheyweregivinghimahardtime.ButasIgotcloserIfoundtheywereonlydiscussinghowtoraisemoneyforthetrip.Bystandingupandadmitting承认hewaspoorDannychangedmylife.InolongerfeltIhadtolieaboutmyfamily'ssituation.AsforDannyIwillrememberhiscourageandhonestyforever.根据短文内容回答下列问题. 71.WhydidmanygirlslikeDarniyintheclass? 72.Wheredidthestudentsdecidetogoforthefieldtrip? 73.WhatwasthematterwithDanny'sfather? 74.DidthethreeboysfightwithDannyafterschool? 75.WhatdidthewriterlearnfromDanny?
下列实验操作错误的是
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
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
教案备课库
高一上学期物理
教案备课库
教案备课库
教案备课库