SOLUTION: Solve on 0&#8804; &#952; < 2 &#960;, using a calculator, the equation &#952; cos &#952;/2- sin 2 &#952; = 0.

Algebra ->  Trigonometry-basics -> SOLUTION: Solve on 0&#8804; &#952; < 2 &#960;, using a calculator, the equation &#952; cos &#952;/2- sin 2 &#952; = 0.      Log On


   

Question 625832: Solve on 0≤ θ < 2 π, using a calculator, the equation θ cos θ/2- sin 2 θ = 0.
Answer by stanbon(75887) About Me  (Show Source):
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Solve on 0≤ θ < 2 π, using a calculator, the equation θ cos θ/2- sin 2 θ = 0.
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graph%280%2C6.5%2C-5%2C5%2Ccos%28x%2F2%29-sin%282x%29%2C0%29
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Ans: theta = o.628 or 1.047 or 3.14 or 5.24 or 5.65
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Cheers
Stan H.