Question: K Find the exact value of the expression by using appropriate identities Do not us sin 84 cos 39 cos 84 sin 39 sin 84

K Find the exact value of the expression by using appropriate

K Find the exact value of the expression by using appropriate identities Do not us sin 84 cos 39 cos 84 sin 39 sin 84 cos 39 cos 84 sin 39 Type a fraction

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