函数y=sin(-2x+派/6)的递减区间是

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函数y=sin(-2x+派/6)的递减区间是

函数y=sin(-2x+派/6)的递减区间是
函数y=sin(-2x+派/6)的递减区间是

函数y=sin(-2x+派/6)的递减区间是
答:
y=sin(-2x+π/6)=-sin(2x-π/6)的递减区间就是y=sin(2x-π/6)的递增区间
满足:
2kπ-π/2<=2x-π/6<=2kπ+π/2
kπ-π/6<=x<=kπ+π/3
所以:单调递减区间为[kπ-π/6,kπ+π/3],k属于整数

y=sin(-2x+π/6)=-sin(2x-π/6),
y=sin(-2x+π/6)的单调递减区间是y=sin(2x-π/6)的单调递增区间,
由2kπ-π/2≤2x-π/6≤2kπ+π/2,解得kπ-π/6≤x≤kπ+π/3,
则y=sin(-2x+π/6)的单调递减区间是【kπ-π/6,kπ+π/3】,k∈Z.
希望能帮助到你,谢谢

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