[a(x-1)]/x > 1

来源:学生作业帮助网 编辑:六六作业网 时间:2024/05/23 14:20:38
[a(x-1)]/x>1[a(x-1)]/x>1[a(x-1)]/x>1[a(x-1)]/x>1(ax-a-x)/x>0【(a-1)x-a】/x=(a-1)[x-a/(a-1)]x>0①若a>1,a/

[a(x-1)]/x > 1
[a(x-1)]/x > 1

[a(x-1)]/x > 1
[a(x-1)]/x > 1
(ax-a-x)/x>0
【(a-1)x-a】/x = (a-1)[x - a /(a-1)] x>0
①若 a > 1,a /(a-1)>0
x > a /(a-1)或 x

若X>0,a>1则X>a/(a-1),若X>0,a<1则X1则Xa/(a-1)