原式=i(1+i)/(1-i)(1+i)
=(i-1)/(1²+1²)
=-1/2+i/2
設(shè)i是虛數(shù)單位,則復(fù)數(shù)i/1-i=
設(shè)i是虛數(shù)單位,則復(fù)數(shù)i/1-i=
數(shù)學(xué)人氣:415 ℃時間:2020-05-22 13:08:04
優(yōu)質(zhì)解答
我來回答
類似推薦
- i為虛數(shù)單位,則復(fù)數(shù)Z=i-1/i的虛部是?
- 設(shè)i為虛數(shù)單位,則復(fù)數(shù)(2+i)(1
- 設(shè)復(fù)數(shù)ω滿足關(guān)系(1+i)ω=4(i為虛數(shù)單位),則ω?
- 設(shè)i是虛數(shù)單位,復(fù)數(shù)1+ai2-i為純虛數(shù),則實數(shù)a為( ?。?A.2 B.-2 C.-12 D.12
- 復(fù)數(shù)(1?i1+i)10的值是_.
- 已知實數(shù)x,y滿足2x+3y≤14,2x+y≤9,x≥0,y≥0,S=3x+ay,若S取得最大值時的最優(yōu)解有無窮多個,則實數(shù)a=?
- 請問這種成分還屬301不銹鋼嗎?(C-0.1003;Si-0.2467;Mn-2.2387;p-0.358;S-0.169;Cr-14.6342;Ni-6.0215)
- X=2*3*5*7*11*13*17*19*23*29*.N(N為質(zhì)數(shù)),求證:X+1為質(zhì)數(shù)
- 若√2007n是個非零整數(shù),則最小整數(shù)n是?
- Either I or he ( )soccer with Tom 四個選項 play are plays is
- .the music festival was great!Many famous people (attended) it.
- 如果(M)表示m的全部因數(shù)的和,如(4)=1+2+4=7,則(18)-(21)=()