对数不等式:log(1/2) (4x^2-x)>1

来源:学生作业学帮网 编辑:学帮网 时间:2024/06/04 08:17:35

对数不等式:log(1/2) (4x^2-x)>1

log(1/2) (4x^2-x)>1
log(1/2) (4x^2-x)>log(1/2)(1/2)
0x1/4
4x²-x -1/4

log(1/2)(4x^2-x)>log(1/2)(1/2)
为减函数
4x^2-x<(1/2)自己算吧