Numerical Response: The terminal arm of an angle θ in standard position passes through the point (-2,5). The value of θ to the nearest degree is __________.
What value of θ in the domain 0 < θ < x satisfies the equation √5 tan θ + 1 = 0?
The roots of the equation 3sin²θ + 2sin θ = 0 in the domain 0 < θ < 27 are:
A. 0.3, 1.14, 3.87, 5.55
B. 0.73, 3.14, 3.87, 5.55
C. 0, 0.73, 2.41, 3.14
D. 0.73, 3.14, 3.87
The exact solutions to the equation 2cos²θ + cosθ - 1 = 0 in the domain 0 < θ < 21 are __________.
The period of the graph of the function y = 2cos(2θ) is __________.