设函数f(x)=4sin(2x+1)-x,则在下列区间中函数f(x)不存在零点的是A(-4,-2) B(-2,0) C(0,2) D(2,4)我找到的解析:转化函数图像的交点问题,数形结合可知答案选A,本题主要考察了三角
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设函数f(x)=1-sin^2(x+π/4)+2sin(x+π/4)cos(x+π/4) (1)函数f(x)的最小正周期 (2)函数f(x)的值域
设函数f(x)=(1/2)^x(x≥4), f(x)=f(x+3)(x
设函数f(x)=sin(ax+q) (-兀
设函数 f(x)=sin(2x+y),(-π
设函数f(x)=sin(2x+φ)(-π
设函数f(x)=sin(2x+φ)(-π
设函数f x=SIN(2X+φ)(-π
设函数f(x)=sin(2x+∮)(-兀
设函数f(x)=sin(2x+φ)(-π
设函数f(x)=sin(2x+φ)(-π
设函数f(x)=sin(2x+φ)(0
设函数f(x)=sin(2x+φ)(-π
设函数f(x)=sin(2x+φ)(-π
设函数f(x)=sin(2x+ φ)(-π
设函数f(x)=sin(2x+φ)(-π
设函数f(x)=sin(2x+ φ)(-π
设函数f(x)=sin(2x+φ)(-π
已知函数f(x)=cos(2x-π/3)+2sin^2 x (2)设函数g(x)=[f(x)]^2+f(x),求g(x)的值域已知函数f(x)=cos(2x-π/3)+2sin^2 x(2)设函数g(x)=[f(x)]^2+f(x),求g(x)的值域