当前位置:中文谷 >

关于MrGreen.3i的百科

完形填空      Thisisa 1ofJim’sfamily.Thisman(人)2 MrGreen.3i...
  • 完形填空      Thisisa 1ofJim’sfamily.Thisman(人)2 MrGreen.3i...

  • 问题详情:完形填空      Thisisa 1ofJim’sfamily.Thisman(人)2 MrGreen.3isJim’sfather.4 woman(女人)isMrsGreen.5isJim’smother.Who6thisboyand7 girl?The8isJim,MrGreen’sson(儿子).The 9 isKate.MrGreen’sdaughter(女儿).Kateis10sister.JimandKatearebrotherandsister...
  • 23710
已知i为虚数单位,则=(A)1+3i      (B)1-3i        (C) 3-i        (...
复数z=(2+i)(1+i)的共轭复数为   (A)3-3i   (B)3+3i   (C)1+3i   (D...
设复数z满足z(2+3i)=6-4i,则z的模为    .
方程+6x+13=0的一个根是(    )A-3+2i  B  3+2i  C -2+3i  D 2+3i  
复数z=(3-2i)i的共轭复数等于(  )A.-2-3i       B.-2+3iC.2-3i      ...
复数3i-1的共轭复数是              
3i造句怎么写
  • 3i造句怎么写

  • 3icalltotheLord,whoisworthyofpraise,andIamsavedfrommyenemies.Itpossessescharacteristicsof3f,3iand3swhicharereflectedinthedevelopmentofCNCmachinetools.它具有3f,3i和3s的特征,并反映在数控机床的技术发展中。When3i,theUKprivateequityfirm,cold-calledLittleSh...
  • 20176
复数(3+2i)i等于(  )A.-2-3i                             B.-2...
Thepostmanshouted,“MrGreen,hereisaletter
  • Thepostmanshouted,“MrGreen,hereisaletter

  • 问题详情:Thepostmanshouted,“MrGreen,hereisaletter________you.”A.to  B.from C.for D.of【回答】C知识点:介词和介词短语题型:选择题...
  • 22438
设z=,则z的共轭复数为(  )A.-1+3i    B.-1-3i    C.1+3i  D.1-3i
—MrGreen,thereissomeoneatthefrontdesk
  • —MrGreen,thereissomeoneatthefrontdesk

  • 问题详情:—MrGreen,thereissomeoneatthefrontdesk______wouldliketospeakwithyou.—OK,I’mcoming.A./            B.who           C.which             D.whom【回答】B知识点:定语从句题型:选择题...
  • 9319
设复数z满足(z-2i)(2-i)=5,则z=(  )A.2+3i      B.2-3i C.3+2i  D...
已知复数z=1﹣i(i为虚数单位),则的共轭复数是(  )A.1﹣3i    B.1+3i      C.﹣1...
阅读理解根据MrGreen商店里的价目表,选择正确*。MrGreen'sClothesStoreClothe...
以3i-的虚部为实部,以3i2+i的实部为虚部的复数是(  )A.3-3i                  ...
定义运算=ad-bc,则符合条件=4+2i的复数z为(  )A.3-i B.1+3i C.3+i D.1-3i
已知复数(i是虚数单位),则的共轭复数是A.1-3i            B.1+3i           ...
复数设i为虚数单位,则=(  )A.-2-3i   B.-2+3i   C.2-3i    D.2+3i
–MrGreen,      canwedotoprotectourselveswhenfacingdange...
  • –MrGreen,      canwedotoprotectourselveswhenfacingdange...

  • 问题详情:–MrGreen,      canwedotoprotectourselveswhenfacingdangerousattackersinpublicplaces?–Alwaysremember“run,hideandfight”whenyouareindanger.A            B.how         C.where      D.which【回答】A【解析】试题分...
  • 5199
设复数z=2+i,则复数z(1﹣z)的共轭复数为(  )A.﹣1﹣3i   B.﹣1+3i     C.1+3...
  • 设复数z=2+i,则复数z(1﹣z)的共轭复数为(  )A.﹣1﹣3i   B.﹣1+3i     C.1+3...

  • 问题详情:设复数z=2+i,则复数z(1﹣z)的共轭复数为()A.﹣1﹣3i   B.﹣1+3i     C.1+3i D.1﹣3i【回答】B【考点】复数代数形式的乘除运算.【分析】把z=2+i代入z(1﹣z),利用复数代数形式的乘除运算化简,然后求得复数z(1﹣z)的共轭复数.【解答】解:∵z=2+i,∴z(1﹣z)=(2+i)(﹣1﹣i)=﹣1﹣3i,∴复数z(1﹣z)的共轭复数为﹣1+3i....
  • 14419
已知=2+i,则复数z=( )  (A)-1+3i    (B)1-3i        (C)3+i     ...
复数z满足zi=4+3i(i是虚数单位),则|z|=
——MrGreen,doyouknow
  • ——MrGreen,doyouknow

  • 问题详情:——MrGreen,doyouknow_______? ——July10,Itwilllastamonth.oursummercampbegins doesoursummercampbegineoursummercampbegins  edoesoursummercampbegin【回答】A知识点:宾语从句题型:选择题...
  • 22199
 设i是虚数单位,则复数(A)3+3i     (B)-1+3i      (3)3+i      (D)-1...