(A) 0
(B) sin θ
(C) sin 2θ
(D) 2 sin θ
(E) 2 sin^3 θ3 . If and the value of is
(A) 0.22
(B) 0.25
(C) 0.45
(D) 0.50
(E) 0.75
4 . If θ is an acute angle for which tan^2 θ = 6 tan θ – 9, what is the degree measure of θ?
(A) 51.3
(B) 60.0
(C) 71.6
(D) 79.7
(E) 83.55 . What is the y-coordinate of the point at which the graph of y = 2 sin x – cos 2x intersects
the y-axis?
(A) –2
(B) –1
(C) 0
(D) 1
(E) 2