ray-owen_60a82f536d060
ray-owen_60a82f536d060
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Θ = 4π/3 = π + π/3 cosΘ = cos(π+π/3) = cos(π)cos(π/3) - sin(π)sin(π/3) cos(π) = -1 sin(π) = 0 cosΘ = -cos(π/3) = -1/2 cscΘ = 1/sinΘ sinΘ = sin(π)cos(π/3) + cos(π)sin(π/3) = -sin(π/3) = -√3/2 cscΘ = 1/(-√3/2) = -2/√3 = -2√3/3 cotΘ = cos…