Trigonometry Question

Question

3)If tan (angle) = -6.70, find the value of angle, to the nearest hundredth, in the domain x/2 <= angle <=3(pi)/2.

Answer 1

tanθ = - 6.70 and π/2 ≤ θ ≤ 3π;

θ = tan^-1(- 6.70) + π = 1.7190