已知函数f(x)=(1+cotx)sin^2x+msin(x+4π)sin(x-4π)
已知函数f(x)=(1+cotx)sin^2x+msin(x+4π)sin(x-4π)
已知函数f(x)=(1+cotx)sin²x+msin(x+π/4)× sin(x-π/4)
已知函数f(x)=(1+cotx)sin^2(x)+Msin(x+∏/4)sin(x-∏/4),若tana=2,F(a)
已知函数f(1+cotx)sinx^2-2sin(x+π/4)sin(x-π/4)
已知函数f(X)=(1+1/tanx)sin^2x+msin(x+π/4)sin(x-π/4) 当tana=2时,f(a
已知函数f(x)=(1+1/tanx)sin^2x+msin(x+π/4)sin(x-π4),当m=0时,
已知函数f(x)=(1+cotx)sin^2(x)-2sin(x+π/4)sin(x-π/4)
已知函数f(x)=(1+1/tanx)sin2x+msin(x+π/4)sin(x-π/4)
已知函数f(1+cotx)sinx^2-2sin(x+π/4)sin(x-π/4)【急】
已知函数f(x)=(1+cotx)sin^2(x)-2sin(x+∏/4)sin(x-∏/4),若tana=2,求f(a
三角函数恒等变换已知函数f(x)=(1+1/tanx)*sinx^2+msin(x+π/4)sin(x-π/4)(1)当
已知函数f(x)=(1+1/tanx)sin^2x+msin(x+π/4)sin(x-π4),当m=0时,求f(x)在区