1 2 cos square x is equal to
- 2 cos square x minus 1 is equal to
- 1 2 sin square x cos square x is equal to
- 1 cos square x is equal to 2 cos 4x sin 4x
- Cos inverse 1 2 x square is equal to
- Cos square x is equal to 1 cos 2x 2
- Cos 2x 2 sin square x is equal to 1
- Sin square x is equal to 1 minus cos 2x 2
- 2 sin square x root 3 cos x 1 is equal to zero