Question 3 (1.5 points) Use Identities to find the exact value. cos 255 1) 2-6 4...

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Question 3 (1.5 points) Use Identities to find the exact value. cos 255 1) 2-6 4 2) 2 - 6 3)2 - 4) 6-2 4 Question 3 (1.5 points) Use Identities to find the exact value. cos 255 1) 2-6 4 2) 2 - 6 3)2 - 4) 6-2 4