设f(x)=sin^4-sinxcosx+cos^4x则函数f(x)的值域为

设f(x)=sin^4-sinxcosx+cos^4x则函数f(x)的值域为 设f(x)满足2f(-sin)+3f(sinx)=4sinxcosx(-45度45度),求的解析式. 已知函数f（x）=-√3 sin²x+sinxcosx 设α∈（0,π）f（α/2）=1/4-√3/2 设f(x)满足f(-sinx)+3f(sinx)=4sinxcosx,|x| 设f(x)满足f(-sinx)+3f(sinx)=4sinxcosx,|x| f(x)=sin^2x+sinxcosx-1/2,化简 f(x)=sin^2x+sinxcosx 如何化简 f(x)=sin²x+根号3sinxcosx 化简 已知函数f（x）=-根号3sin²x+sinxcosx已知函数f（x）=-根号3sin²x+sinxcosx（1）求f（25π/6）（2）设α∈（0,π）,f（α/2）=1/4-根号3/2,求sinα的值 函数f（x）=sin^4x+2sinxcosx+cos^4x 的最大值是多少? 函数f(x)=(sin^4)x+2sinxcosx+(cos^4)x的最小值 f(x)=sin^4x+2√3sinxcosx-cos^4x化简 f(x)=cos^4 x-2sinxcosx-sin^4 x 的最小正周期 f(x)=cos^4x+2sinxcosx-sin^4x的最小正周期 已知f(x)=cos^4x-2根号3sinxcosx-sin^4x 化简 f(x)=sin^4x+2sinxcosx+cos^4x的最小值 f(x)=cos^4x-2sinxcosx-sin^4x 函数f(x)=4cos^2x+2sinxcosx+2sin^2x的最大值