Question:
Suppose θ is an angle such that cos(θ)= -7/9 If 0 < θ< π,
Last updated: 8/7/2022
![Suppose θ is an angle such that cos(θ)= -7/9 If 0 < θ< π,](https://media.kunduz.com/media/sug-question/raw/79530994-1659889308.8597832.jpeg?h=512)
Suppose θ is an angle such that cos(θ)= -7/9 If 0 < θ< π, then cos (θ/2) and sin (θ/2) If π<θ<2π then cos (θ/2) and sin(θ/2) If 2π < θ < 3π, then cos (θ/2) and sin (θ/2)