函数2sin(X-π/3)cos(x-π/3)化简
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函数2sin(X-π/3)cos(x-π/3)化简
函数2sin(X-π/3)cos(x-π/3)化简
函数2sin(X-π/3)cos(x-π/3)化简
2sin(X-π/3)cos(x-π/3)
=sin(2X-2π/3)
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