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cos(2a) - 1 - tan(a) Prove the following identity: = sin (2a) 1 cos(2a) - 1 = sin (2a) = = = Question Help: Video

cos(2a) - 1 - tan(a) Prove the following identity: = sin (2a) 1 cos(2a) - 1 = sin (2a) = = = Question Help: Video Submit

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