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Simplifying Cos2x = 2cosx + 3 Reorder the terms: os2xC = 3 + 2cosx Solving os2xC = 3 + 2cosx Solving for variable 'o'. Move all terms containing o to the left, all other terms to the right. Add '-2cosx' to each side of the equation. -2cosx + os2xC = 3 + 2cosx + -2cosx Combine like terms: 2cosx + -2cosx = 0 -2cosx + os2xC = 3 + 0 -2cosx + os2xC = 3 Reorder the terms: -3 + -2cosx + os2xC = 3 + -3 Combine like terms: 3 + -3 = 0 -3 + -2cosx + os2xC = 0 The solution to this equation could not be determined.
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