y=1/2sin(π/3-2x/3)的单调区间
问题描述:
y=1/2sin(π/3-2x/3)的单调区间
答
单增区间:-pi/2+2k*pi
答
y=1/2sin(π/3-2x/3)
=-1/2sin(2x/3-π/3)
-π/2+2kπ