y=sin(-2x)+6的单调区间是
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函数y=3sin(TT\6-3x),x属于(-TT\2,TT\2)的单调递增区间是
函数y=2sin(π/6-2x) (x属于【0,π】)的单调增区间是?
2012杭州二检函数y=sin(x+pai/2)cos(x+pai/6)的单调递减区间是
y=sin(x减派/6)的单调递增区间是