Question: In Exercises 1-4, determine whether the statement is true or false. Justify your answer. 1. sin 60 csc 60 = 1 2. sec 30 =

In Exercises 1-4, determine whether the statement is true or false. Justify your answer.
1. sin 60° csc 60° = 1
2. sec 30° = csc 30°
3. sin 45° + cos 45° = 1
4. cos 60° − sin 30° = 0

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