y=3sin(π/6-3x),x∈[-π/2,π.2]的单调增区间是
函数y=sin (π/3-x/2) 的单调增区间是
函数y=2sin(x-π/3)(x∈[-π,0]的单调增区间是
y=sin(2x+π/6)的单调递增区间是?递减区间是?
求y=sin(2x+π/3)+cos(2x-π/6)的单调区间
求y=3sin(2x+π/4)的单调递增区间和y=3sin(2x+π/6)的单调递减区间
求函数y=2sin(π/3-2x)的单调减区间是,x∈(0,2π)的单调区间.
函数y=2sin(π/3-2x)的单调递增区间是
函数y=sin(2x-π/3)的单调递增区间是
函数y=sin(1/2x+π/3)的单调递增区间是?
y=sin(2x-π/3)的单调递增区间是?
函数y=sin(x+π/2)cos(x+π/6)的单调递减区间是?
求函数y=sin(x+π/3)+2sin(x-π/3)的单调增区间