设0

来源:学生学帮网 编辑:学帮网 时间:2024/06/17 17:30:50

设0

由sinx-根号3cosx>0
=2(1/2sinx-根号3/2cosx>0
=2sin(x-π/3)>0
可知sin(x-π/3)>0
即-π/2+2kπ