sin(2X+π/6)-cos(2X+π/3)的最小正周期和最大值
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sin(2X+π/6)-cos(2X+π/3)的最小正周期和最大值sin(2X+π/6)-cos(2X+π/3)的最小正周期和最大值sin(2X+π/6)-cos(2X+π/3)的最小正周期和最大值s
sin(2X+π/6)-cos(2X+π/3)的最小正周期和最大值
sin(2X+π/6)-cos(2X+π/3)的最小正周期和最大值
sin(2X+π/6)-cos(2X+π/3)的最小正周期和最大值
sin(2x+∏/6)-cos(2x+∏/3)
=sin(2x+∏/6)-cos(2x+∏/2-∏/6)
=sin(2x+∏/6)+sin(2x-∏/6)
=2sin2xcos ∏/6
=√3sin2x
最大值是√3
周期是∏
=sin2x*cosπ/6+cos2x*sinπ/6-cos2xcosπ/3+sin2xsinπ/3
=根3*sin2x
T=2π/2=π,max=根3
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