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Simplifying 4cos2x + 2sinx + -1 = 0 Reorder the terms: -1 + 4cos2x + 2insx = 0 Solving -1 + 4cos2x + 2insx = 0 Solving for variable 'c'. Move all terms containing c to the left, all other terms to the right. Add '1' to each side of the equation. -1 + 4cos2x + 1 + 2insx = 0 + 1 Reorder the terms: -1 + 1 + 4cos2x + 2insx = 0 + 1 Combine like terms: -1 + 1 = 0 0 + 4cos2x + 2insx = 0 + 1 4cos2x + 2insx = 0 + 1 Combine like terms: 0 + 1 = 1 4cos2x + 2insx = 1 Add '-2insx' to each side of the equation. 4cos2x + 2insx + -2insx = 1 + -2insx Combine like terms: 2insx + -2insx = 0 4cos2x + 0 = 1 + -2insx 4cos2x = 1 + -2insx Divide each side by '4os2x'. c = 0.25o-1s-2x-1 + -0.5ino-1s-1 Simplifying c = 0.25o-1s-2x-1 + -0.5ino-1s-1 Reorder the terms: c = -0.5ino-1s-1 + 0.25o-1s-2x-1
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