Respuesta :

Since the length OQ = cos θ is the x-coordinate of P, and PQ = sin θ i
ghanami
hello : 
Cos(−θ)=√3/4

Cos(θ)=√(3)/2
sinθ = -1/2
θ = π + π/6 = 7π/6

θ = 2π - π/6 = 11π/6

Otras preguntas