函数y=sin(wx+φ)(w>0 0
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函数y=sin(wx+φ)(w>0 0
函数y=sin(wx+φ)(w>0 0
函数y=sin(wx+φ)(w>0 0
∵y=sin(wx+φ﹚的周期T=2π/ω ,且周期为π
∴ω =2π/π=2
又y=sin(wx+φ)的对称中心是﹙kπ,0﹚
∴kπ=2×(-π/3﹚+φ
∴φ=kπ+﹙2π/3﹚﹙k∈Z﹚
∵0
函数y=sin(wx+φ)(w>0 0
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