Unit Circle
Has a reference angle of 30 degrees (list all that apply)
What is the reference angle of 150, 210, and 330?
equals tangent
what is sin/cos?
x in secx - 1 = 0
what is x = 2pi?
cosx = 1/2 and cosx = -1/2
what is x = pi/3, 2pi/3, 4pi/3, 5pi/3?
amplitude of 3(csc(2x))-4
what is a = 3?
the radian of 225 degrees
what is 5pi/4?
reciprocal of sin
what is 1/csc?
x in cosx + 1/sinx*cscx = 1 (when 0 <= x <= 360)
what is x = 0 & 180?
16cot^2 - 4 factored
what does (4cot + 2)*(4cot - 2) equal?
cosine of 120 degrees
what is -1/2?
sec - 1
what does tan equal?
x in sqr 2 csc x = 2
what is x = pi/4 and 3pi/4?
(tanx + 8) (tanx + 2) multiplied
what is tan^2x + 10 tanx + 16 factored?