sin(2x+π/6)单调递减区间是
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sin(2x+π/6)单调递减区间是sin(2x+π/6)单调递减区间是sin(2x+π/6)单调递减区间是2kπ+π/2
sin(2x+π/6)单调递减区间是
sin(2x+π/6)单调递减区间是
sin(2x+π/6)单调递减区间是
2kπ+π/2
sin(2x+π/6)单调递减区间是
函数y=sin(-2x+π/6)的单调递减区间是rt
sin(2x-π/6)的单调递减区间
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函数y=cos(π/6)cos(2x)+sin(π/6)sin(2x)的单调递减区间是?cos(π/6-2x)与cos(2x-π/6)单调递减区间一样吗?
函数y=cos(π/6)cos(2x)+sin(π/6)sin(2x)的单调递减区间是?cos(π/6-2x)与cos(2x-π/6)单调递减区间一样吗?
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