f(x)=sin(2x+π/6)+2sin方x求周期T;求f(x)在【0,π/2】上的最大值及此时x的值
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f(x)=sin(2x+π/6)+2sin方x求周期T;求f(x)在【0,π/2】上的最大值及此时x的值
f(x)=sin(2x+π/6)+2sin方x
求周期T;求f(x)在【0,π/2】上的最大值及此时x的值
f(x)=sin(2x+π/6)+2sin方x求周期T;求f(x)在【0,π/2】上的最大值及此时x的值
f(x)=sin(2x+π/6)+2sin^2x=√3/2sin2x+1/2cos2x+1-cos2x=3/2sin2x-1/2cos2x+1=sin(2x-π/6)+1
周期T=π
2kπ-π/2