【y=sinwx-π/6】令wx=kπ+π/2(k∈Z)得x=kπ/w+π/2w(k∈Z)对称轴方程x=kπ/w+π/2w(k∈Z)令wx=kπ(k∈Z)得x=kπ/w(k∈Z)对称中心(kπ/w,-π/6)(k∈Z)【y=sin(wx-π/6)】令wx-π/6=kπ+π/2(k∈Z...