已知函数f(x)=sin(wx+φ)(w>0,|φ|w=2
所以,f(x)=sin(2x+φ)
f(-π/6)=sin(-π/3+φ)=0==>-π/3+φ=0==>φ=π/3
所以,w=2,φ=π/3
已知函数f(x)=sin(wx+φ)(w>0,|φ|
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