函数f(x)=log0.5[sin(π/3-2x)]的单调增区间是
2个回答
f(x)=log0.5[sin(π/3-2x)]=log0.5[sin(π-π/3+2x)]=log0.5[sin(2x+2π/3)]
∵y=log0.5x是减函数 且x>0
∴π/2+2kπ
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