Learning Task 4. Refer to the discussion about "Trigonometric Rotics of Special Angles page 5 Directions: Compute the numerical value of the following trigonometric expressions. 4. (cos 30°) (sin 60°)+ (cot 45°) (tan 45°) 2. tan 45° (air 10+ cos 30°) 5 points each. (3 points for the solution and 2 points for final answer 1. sec 30° sin 60° 3. tan 60°-2 cos 45° 5. (sin 30°) (cos 60°) (cos 30°) (sin 60°)

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