A talent contest has 8 contestants. Judges must award prizes for first, second,

游客2025-02-24 4

问题 A talent contest has 8 contestants. Judges must award prizes for first, second, and third places, with no ties.
(a)In how many different ways can the judges award the 3 prizes?
(b)How many different groups of 3 people can get prizes? [br]

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答案 56

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A talent contest has 8 contestants. Judges must award prizes for first, second,

SpeakerA:IwanttotakepartintheschoolTalentShow.SpeakerB:That’snic

Thedramaschool______placestostudentswhocanshowtalent.A、donatesB、offers

Thespeechcontestwillgivehimanopportunityto______histalent.A、denyB、deci

Let’sfinishourhomeworkinafewseconds;it’stimewe______.A、playedfootbal

AsecondEinsteinnotewasalsosoldattheauction.爱因斯坦的第二张便条也在拍卖会上被卖出。

Inasampleofassociatesatalawfirm,30percentaresecond-yearassociates,

Theprimaryfunctionofthesecondparagraphofthepassageisto______[br]Whi

Theprimaryfunctionofthesecondparagraphofthepassageisto______[br]The

Theprimaryfunctionofthesecondparagraphofthepassageisto______[br]Acc

Theprimaryfunctionofthesecondparagraphofthepassageisto______[br]The

Itisconvenienttodistinguishbetweennonverbalandverbalcommunication,

Talkishot,whetherit’sonTV,radio,ortheInternet.Expertsdisagreeab

Abody,______itisinmotion,wouldneverstopitselfiftherewerenofrictio

—I’mthinkingofgoingintohealthcare.Alotofreportssayit’sagrowingfiel

Thethreeforeignerswaspushedoutofthewaybecause______.[br]InIndia,

Inarecentarticle,mathematicianAczelarguesconvincinglythatthenumber

下述指令，正确的指令是（）（设BUF是字节变量，LAB为标号）A.MOVBX，A

事故原因一时查不清，()。A.慢慢查，直到查清为止 B.应迅速报告上级，不

A.p-q B.q-p C.p+q D.2(p-q)

患儿，6个月。腹泻20余天，每日10余次稀水样便，体重5.3kg，精神萎靡，皮肤