Tìm khẳng định sai?\(\sin ( - \alpha ) = \sin \alpha \)

A. \(\sin ( - \alpha ) =  - \sin \alpha \)

B. \(\sin ( - \alpha ) = \sin \alpha \)

C. \(\tan ( - \alpha ) =  - \tan \alpha \)

D. \(c{\rm{os}}( - \alpha ) = \cos \alpha \)