admin求証：[tan（2π-α）cos（3π2-α)cos(6π-α)][sin(α+3π2)cos(α+3π2)]求証：[tan（2π-α）cos（3π2-α)cos(6π-α)][sin(α+3π2)cos(α+3π2)]=-tanα
![求証：[tan（2π-α）cos（3π2-α)cos(6π-α)][sin(α+3π2)cos(α+3π2)]求証：[tan（2π-α）cos（3π2-α)cos(6π-α)][sin(α+3π2)cos(α+3π2)]=-tanα,第1張](/pic/求証：[tan（2π-α）cos（3π2-α)cos(6π-α)][sin(α+3π2)cos(α+3π2)]求証：[tan（2π-α）cos（3π2-α)cos(6π-α)][sin(α+3π2)cos(α+3π2)]=-tanα.jpg "求証：[tan（2π-α）cos（3π2-α)cos(6π-α)][sin(α+3π2)cos(α+3π2)]求証：[tan（2π-α）cos（3π2-α)cos(6π-α)][sin(α+3π2)cos(α+3π2)]=-tanα,第1張")
求証：[tan（2π-α）cos（3π/2-α)cos(6π-α)]/[sin(α 3π/2)cos(α 3π/2)]=-tanα
求証：[tan（2π-α）cos（3π/2-α)cos(6π-α)]/[sin(α 3π/2)cos(α 3π/2)]=-tanα
求証：[tan（2π-α）cos（3π/2-α)cos(6π-α)]/[sin(α 3π/2)cos(α 3π/2)]=-tanα
![求証：[tan（2π-α）cos（3π2-α)cos(6π-α)][sin(α+3π2)cos(α+3π2)]求証：[tan（2π-α）cos（3π2-α)cos(6π-α)][sin(α+3π2)cos(α+3π2)]=-tanα,第2張](/statics/default/images/niming.jpg "求証：[tan（2π-α）cos（3π2-α)cos(6π-α)][sin(α+3π2)cos(α+3π2)]求証：[tan（2π-α）cos（3π2-α)cos(6π-α)][sin(α+3π2)cos(α+3π2)]=-tanα,第2張")
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