f(x)=2sin(x-π/6)(1)由-π/2+2kπ≤x-π/6≤π/2+2kπ得：-π/3+2kπ≤x≤2π/3+2kπ所以单调增区间为：【-π/3+2kπ,2π/3+2kπ】2）你的题目条件,b小于3,不正确,因为A=60度,2b=3c纯属于两个条件,而解三角形必须三...