Integrate the following trigonometric functions:

1
sin 6x
2
3cos 2x
3
sec 3x tan 3x
4
4cosec 2x cot 2x
5
2cosec25x
6
- 2sin (x / 2)
7
3sec25x
8
cos (5x − 1)
9
0.5sin (3x + 2)
10
- 3sec2(0.5x)

Integrate the following trigonometric products. You will need to use the product to sum formulae:

11
sin 4x cos 2x
12
sin 5x sin 2x
13
cos (5x / 2) sin (x / 2)
14
cos10x cos 5x