Problems 1-8, solve each equation on the interval 0 2.

1. 1 - cos = 1/2

2. 4 cos² = 1

3. 4 sin² - 3 = 0

4. 3 cot + 1 = 0

5. cos(2) = -1/2

6. tan /2 = 3

7. cos(2 - /2) = -1

8. sin(3 + /6) = 1