f(x)=sin^2x+2跟号3sin(x+派/4)cos(x-派/4)-cos^2x-跟号3化简
f(x)=cos(2x-派/3)-2sin x*cos (派/2+x)
设x属于[4分之派,3分之派],f(x)=4分之1(sin平方x减cos平方x减2分之跟号3)加2分之跟号3sin平方(
已知函数f(x)=2根号3sin(x/2+派/4)cos(x/2+派/4)-sin(x+派).求f(x)的最小正周期
化简sin(派-x)+sin(派+x)-cos(-x)+cos(2派-x)-tan(派+x)cot(派-x)
化简:sin(2派-x)tan(派+x)cot(-x-派)/tan(3派-x)cos(派-x)
函数f(x)=sin(2x+派/4)+cos(2x+派/4)
f(x)=sin(派-x)cos(2派-x)/sin(派/2+x)tan(派+a) 求f(31派/3)
已知函数f(x)=2根号3sin(x/2+派/4)cos(x/2+派/4)-sin(x+派).
已知函数f(x)=2√3sin(x/2+派/4)cos(x/2+派/4)-sin(x+派)
已知函数f(x)=2根3sin(x-派/4)cos(x-派/4)-sin(2x-派)求单调递增区间
sin(x+派/3)+2sin(x-派/3)-根号3cos(2派/3-x)
求(sin(派-x)cos(3/2派-x)tanx)/(cos(2派-x)cot(x-派/2)sin(派/2-x))