Question: Solve the following equations for 0 x 2: (a) 3 sin 2 x + 2 sin x 1 = 0 (b) 4

Solve the following equations for 0 ≤ x ≤ 2π:

(a) 3 sin2x + 2 sin x – 1 = 0

(b) 4 cos2x + 5 cos x + 1 = 0

(c) 2 tan2x – tan x – 1 = 0

(d) sin 2x = cos x

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