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1. (10 points) Verify algebraically: cot (8) = COS (0). CSC (8) 2. (10 points) Evaluate sin(arccos )). 3. (10 points) Given cos(0) = ,7

1. (10 points) Verify algebraically: cot (8) = COS (0). CSC (8) 2. (10 points) Evaluate sin(arccos )). 3. (10 points) Given cos(0) = ,7 -2 2

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