由0
已知sin(x-π/6)=1/2,0
4个回答
相关问题
-
已知函数y=2sin(x−π6)+1,x∈[0,2π]
-
1.已知sin(π/6-x)=1/4,sin(π/6+2x)=?
-
已知f(x)=2sin(2x+π/6)-1 0
-
已知:sin(x+[π/6])=[1/4],则sin(7π6+x)+cos2([5π/6]-x)=______.
-
已知函数f(x)=1/2【sin(wx+π/6)+sin(wx-π/6)】-cos^2wx/2+1/2,x属于R,w>0
-
已知sin(x+π/3)=1/4,求sin(2π/3-x)+cos²(π/6-x)
-
已知函数f(χ)=sin(2x+π/6 )+sin(2x- π/6)+cos2x+1(x∈R),
-
已知函数f(x)=2sin(x+π/6)-2sin(π/2+x) x∈[π/2,π]
-
已知sin(x+π3)=13,则sin(2π3−x)+sin2(π6−x)=______.
-
已知sin(x+π/6)=1/4,.求sin(7π/6+x)+cos2(5π/6-x)的值