已知log7[log3(log2x)]=0,那么x?12等于( ?。?A.13 B.36 C.24 D.33
已知log
7[log
3(log
2x)]=0,那么
x?等于( )
A.
B.
C.
D.
優(yōu)質(zhì)解答
由條件知,log
3(log
2x)=1,
∴l(xiāng)og
2x=3,
∴x=8,
∴x-
=
.
故選C
我來(lái)回答
類(lèi)似推薦
- 已知log7[log3(log2x)]=0,那么x?12等于( ) A.13 B.36 C.24 D.33
- 已知log7[log3(log2x)]=0,那么x1/2等于
- 已知log7[log3(log2x)]=0,那么x?12等于( ?。?A.13 B.36 C.24 D.33
- 已知log7[log3(log2x)]=0,則x=
- 已知log7[log3(log2x)]=0,那么x?12等于( ?。?A.13 B.36 C.24 D.33
- 已知實(shí)數(shù)x,y滿(mǎn)足2x+3y≤14,2x+y≤9,x≥0,y≥0,S=3x+ay,若S取得最大值時(shí)的最優(yōu)解有無(wú)窮多個(gè),則實(shí)數(shù)a=?
- 請(qǐng)問(wèn)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(gè)非零整數(shù),則最小整數(shù)n是?
- Either I or he ( )soccer with Tom 四個(gè)選項(xiàng) 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)=()