will award best answer circular functions help?
solve for all possible θ-values, where 0 <or = to θ <or = to 2pi, where possible
no calculator. for calculator questions round to the nearest thousandth!
a) cscθcosθ = 2cosθ
b) secθ = -3
- alexLv 76 months agoFavorite Answer
0 ≤ θ≤ 2π
a) cscθcosθ = 2cosθcscθcosθ - 2cosθ=0cosθ(cscθ-2)=0--->cosθ=0 --->θ = ...cscθ=2 --->sinθ=1/2 ---> θ=...b/cos θ = -1/3(use a calculator to find θ , with θ is in 2nd or 3rd quadrant )