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  3. solve the following equations: 3cos(x)+1=cos(x)3c

Solve the following equations: 3cos(x)+1=cos(x)3cos⁡(x)+1=cos⁡(x), where x is in the interval [0,2π)[0,2π) x=? sin(2x)=−12sin⁡(2x)=−12, where x is in the...

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Basic Math

Solve the following equations:

  1. 3cos(x)+1=cos(x)3cos⁡(x)+1=cos⁡(x), where x is in the interval[0,2π)[0,2π)
    x=?
  2. sin(2x)=−12sin⁡(2x)=−12, where x is in the interval[0,2π)[0,2π).  
    x=?

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