If sin theta 1 2 find the value of cos theta
- If sin theta sin 2 theta 1 find the value of cos 12
- If sin theta sin 2 theta 1 find the value of cos 2 theta cos 4 theta
- If sin theta 1 2 find the value of 3 cos theta 4 cos 3 theta
- If 1 sin 2 theta 25 find the value of cos theta
- 1 + sin theta
- Find the exact value of sin
- Find the value of each trigonometric ratio