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Simplifying 4cos2x = 3cotx + -1 Reorder the terms: 4cos2x = -1 + 3cotx Solving 4cos2x = -1 + 3cotx Solving for variable 'c'. Move all terms containing c to the left, all other terms to the right. Add '-3cotx' to each side of the equation. 4cos2x + -3cotx = -1 + 3cotx + -3cotx Combine like terms: 3cotx + -3cotx = 0 4cos2x + -3cotx = -1 + 0 4cos2x + -3cotx = -1 Reorder the terms: 1 + 4cos2x + -3cotx = -1 + 1 Combine like terms: -1 + 1 = 0 1 + 4cos2x + -3cotx = 0 The solution to this equation could not be determined.