log52的精選

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設a=log32,b=log52,c=log23,則(  )A.a>c>b  B.b>c>a   C.c>b>...

設a=log32,b=log52,c=log23,則(  )A.a>c>b  B.b>c>a   C.c>b>...

2021-09-06
問題詳情:設a=log32,b=log52,c=log23,則()A.a>c>b  B.b>c>a   C.c>b>a  D.c>a>b【回答】D[解析]∵<2<3,1<2<,3>2,∴log3<log32<log33,log51<log52<log5,log23>log22,∴<a<1,0<b<,c>1,∴c>a>b.知識點:基本初等函數I題型:選擇題...
 設a=log32,b=log52,c=log23,則( )A.a>c>b     B.b>...

 設a=log32,b=log52,c=log23,則( )A.a>c>b     B.b>...

2020-12-27
問題詳情: 設a=log32,b=log52,c=log23,則( )A.a>c>b     B.b>c>a       C.c>b>a       D.c>a>b【回答】D知識點:基本初等函數I題型:選擇題...
已知x=lnπ,y=log52,z=e-,則(  )A.x<y<z                ...

已知x=lnπ,y=log52,z=e-,則(  )A.x<y<z                ...

2022-01-11
問題詳情:已知x=lnπ,y=log52,z=e-,則()A.x<y<z                                                     B.z<x<yC.z<y<x                       ...
已知x=lnπ,y=log52,z=e,則(  )A.x<y<z                 ...

已知x=lnπ,y=log52,z=e,則(  )A.x<y<z                 ...

2020-02-06
問題詳情:已知x=lnπ,y=log52,z=e,則()A.x<y<z                                                     B.z<x<yC.z<y<x                       ...
計算下列各式的值: log23·log34·log45·log52;

計算下列各式的值: log23·log34·log45·log52;

2019-11-24
問題詳情:計算下列各式的值: log23·log34·log45·log52;【回答】原式=···=1.知識點:基本初等函數I題型:解答題...
已知x=lnπ,y=log52,,則(  )A.x<y<z B.z<x<y C.z<y<x D.y<z<x

已知x=lnπ,y=log52,,則(  )A.x<y<z B.z<x<y C.z<y<x D.y<z<x

2021-04-02
問題詳情:已知x=lnπ,y=log52,,則()A.x<y<z B.z<x<y C.z<y<x D.y<z<x【回答】D【考點】不等式比較大小.【專題】計算題;壓軸題.【分析】利用x=lnπ>1,0<y=log52<,1>z=>,即可得到*.【解答】解:∵x=lnπ>lne=1,0<log52<log5=,即y∈(0,);1=e0>=>=,即z∈(,1),∴y<z<x.故選...