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5. [8] (i) Suppose that cos 0 = - WIN and sin 0 > 0. Evaluate sin 0 and tan 0. (ii) Verify the trigonometric

5. [8] (i) Suppose that cos 0 = - WIN and sin 0 > 0. Evaluate sin 0 and tan 0. (ii) Verify the trigonometric identity: sin x (cotx + tan x) = sec x

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