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Please show complete, step by step working.    Solve the following equations for 0 ≤ x ≤...

Please show complete, step by step working.   

  1. Solve the following equations for 0 ≤ x ≤ 2π, giving your answers in terms of π where appropriate

i)          cos x = -√3/2

ii)         2 sin 2x = 1   

iii)        cot x = 1/√3     

b) Solve the following for 0° ≤ q ≤ 360°,

i) sin^2Q = 3/4   

ii) 2 sin^2Q - sinQ = 0 {Hint: factor out sinθ)

Math   Precalculus   
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