問題詳情：在賓館、辦公樓等公共場所，常使用一種電離式煙霧*器，其主體是一個放有鎇﹣241（Am）放*源的電離室．Am原子核內中子數與核外電子數之差是A．241 B．146 C．95 D．51【回答】【*】D【解析】Am的質子數爲95，質量數爲241，中子數=241﹣95=146，核外電子數=核內質子數=95，中子數...
2021-03-30
問題詳情：完形填空I am _1_ American. My name_2_ Lily. I am a new student. I am twelve. Now I am_3_Class Six, Grade One, No.6 Middle School. My teacher is Miss Li. I have a sister._4_ name is Lucy. We _5 twins（雙...
2020-11-23
問題詳情：若am＝2，an＝8，則am＋n＝____【回答】16知識點：整式的乘法題型：填空題...
2020-06-02
1、Jesusanswered,ThousayestthatIamaking.2、Jesusanswered,"YouarerightinsayingIamaking."Infact,forthisreasonIwasborn,andforthisIcameintotheworld,totestifytothetruth....
2023-12-28
ma'amschool=dameschool)Wouldyoulikeacup,ma'am?Doyouwantacoldwave,ma'am?Putallyourcarry-onbaggageonthebelt,ma'am.Hesays,''Yes,ma'am,therodandreelis$20.00,theduckcallis$3.00,andthecatfishstinkbaitis$2.50.Yes,ma'am,Ijustseehimleaningbackinit,but...
2018-05-28
問題詳情：若am=2，an=3，則am+n等於（）A．5 B．6 C．8 D．9【回答】B【考點】同底數冪的乘法．【分析】根據am•an=am+n，將am=2，an=3，代入即可．【解答】解：∵am•an=am+n，am=2，an=3，∴am+n=2×3=6．故選：B．知識點：整式的乘法題型：選擇題...
2021-11-19
問題詳情：已知am=5，an=6，則am+n的值爲（）A．11 B．30 C． D．【回答】B【考點】同底數冪的乘法．【分析】根據同底數冪的乘法法則：同底數冪相乘，底數不變，指數相加，進行計算即可．【解答】解：am+n=am×an=30．故選B．知識點：整式的乘法題型：選擇題...
2020-08-05
問題詳情：已知am＝5，an＝2，則am＋n的值等於……………………………………………（ ）A．7 B．8 C．10 D．25【回答】C知識點：整式的乘法題型：選擇題...
2022-04-18
AM/FMSwitchInoperativeIAMSHERLOCKEDVHFAMtransceiverIamboradcastingontheallAMfrequences.10:35AMlocaltime.FM/AMstereocassettereceiverfiberopticAMlasertransmitterSine-waveAM-FMjammingAMDemodulationBasedonMorphologicalFilteringAlgorithmAM:No.Yes.Inmyhead...
2018-03-11
問題詳情： -Excuseme,canIhaveatalkwithMr.Millerthisafternoon? -Amoment,please.Letmecheck_______. A.ifMr.Millerwillbefree B.whenwillMr.Millerhavetime C.ifMr.Millerhadameeting D.whendoesMr.Millercomeb...
2021-02-25
問題詳情：若am＋2÷a3＝a5，則m＝__________；若ax＝5，ay＝3則ay－x＝________.【回答】6知識點：整式的乘法題型：填空題...
2020-03-28
問題詳情：若am=2,an=3,，則am+n等於（ ）A.5 B.6 C.8 D.9【回答】B知識點：整式的乘法題型：選擇題...
2021-07-05
1、AM/FMSwitchInoperative2、TheConstructionofDistributionAM/FM/GISSystem3、DesignofEmbeddedAM/FMReceiverBasedonSi473x4、AnalysisofFrequencytransfercharacteristicofAM/FMscreenedimage5、Ithasmanualtransmission,plentyoftrunkspaceandanAM/FMstereocassette...
2024-01-07
1、IamwhoIamsorry,IamsorryIcannot!2、IamwhoIam,Ihavenothingtohide.3、IamwhoIamandthatcan'tchange.4、Ashe:I'mneither.IamwhoIam.Iwanttobefree.5、IamwhoIamanddon'tneedanobjecttoexpressmypersonality.6、IamwhoIam.Neverhidesadness,alsoneednothappinessan...
2024-02-10
問題詳情：若am＝2，an＝3，則am+n等於……………………………………… ( )A．5 B．6 C．8 D．9【回答】B知識點：整式的乘法題型：選擇題...
2022-04-18
1、ThesubtextisthathesleepswhereverIam.2、ButIcannotleavemydearfawn:hemustgowithmewhereverIam.3、Iamarrogant,soIshowmysharpedge.Iamnotasnake.Idon'thavesharpedgeandclaws.Ikeepquiet,soIdaretobearrogantwhereverIam.4、SyncMLseemslikeagreatopportunitytos...
2024-01-08
USairlinePanAmendsoperations.PanAmhasopenedthefirstinternationalscheduledflightline.PanAminauguratedthefirstscheduledinternationalflight.YoucouldflyPanAmtoL.A.youcouldcatchaconnectingflighttoSanFrancisco.AformeraideofAbuNidalsaidthePanAmLockerbieexpl...
2018-02-17
問題詳情：am＝6，an＝3，則am﹣2n＝__．【回答】【分析】直接利用同底數冪的除法運算法則結合冪的乘方運算法則進而將原式變形得出*．【詳解】∵am＝6，an＝3，∴am﹣2n＝am÷（an）2＝6÷32＝．故*爲：．【點睛】此題主要考查了同底數冪的除法運算法則和冪的乘方運算，正確掌握運算法則是解題關鍵．知識點：（補充）整式的除法...
2019-09-09
問題詳情：若am=3，an=5，則am+n=（）A．8 B．15 C．45 D．75【回答】B【考點】同底數冪的乘法．【分析】根據同底數冪的乘法公式：am•an=am+n（m，n是正整數）可知am+n=am•an，根據公式可計算出*．【解答】解：∵am=3，an=5，∴am+n=am•an=3×5=15，故選：B．【點評】此題主要考查了同底...
2020-12-02
1、Inthemirroryouare...IamaloserIamaloserIamaloser.2、nthemirroryouare...IamaloserIamaloserIamaloser在鏡子裏你是...我是失敗者我是失敗者我是失敗者3、IfeellikethatIamaloser.4、IhavetotellmyselfthatIamaloser.5、No,Ican'thelpthinkingthatIamaloser.6、Fai...
2024-02-10
問題詳情：已知am=3,an=5，則am+n=( )A、243 B、125 C、15 D、8【回答】C知識點：整式的乘法題型：選擇題...
2020-09-25
1、Pleaseguess,WhoamI?2、WhatamI?AndWhoamI?Arecloselyrelated.3、WhoamI?I'madragonfly.4、JackSparrow:[toBeckett]WhoamI?5、I'mputtingonablackandwhitestripescoat.Whatreallybugsmeisthat...amIblackoramIwhite?WhoamI?6、Weendlesslydiscussandgossipaboutque...
2024-01-04
問題詳情： 已知am=9，am-2n=3，則an的值是（）A.-3 B. C. D.【回答】D 知識點：整式的乘法題型：選擇題...
2020-12-03
問題詳情：若a3•am=a9，則m= ．【回答】6知識點：整式的乘法題型：填空題...
2022-08-07
Iamhere,iamwaiting！iamnothappyanymoreiamnothappybecase......
2018-11-12
中文谷
