Establish the identity. sin 0+ sin (30) cos 8- cos (30) Choose the correct sequence of steps to establish the identity. 2 cos (20) cos 0 sin 0+ sin (30) cos - cos (30) O A. B. O c. = cot0 D. sin 0+ sin (30) cos - cos (30) sin 0+ sin (30) cos - cos (30) sin 0+ sin (30) cos - cos (30) = = 2 cos (20) sin 8 2 sin (20) cos ( 2 sin (20) sin 0 2 cos 0 cos 0 2 cos 0 sin 0 2 sin 0 cos 0 2 sin 0 sin 0 = cote = cot 0 = cot 0 = cote

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