1. Convert 5 radians into degrees: (a) 900 Mark Value: 3 (b 5x (c) 36 (d) 900 2. Determine the minimum of the trigonometric function f (x) = -2 cos(3x) -4 (e) -1 -2 (g) - 4 (h) -6 Mark Value: 3 3. Convert 160 into radians: (1) 8 (1 160n 160 (K) . (1) Mark Value: 3 4. Which equation represents the following function? (a) f(x ) = tan x (b) f(x) = csc x nn (c) f (x ) = sec x (d) f(x) = cot x Mark Value: 3