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Simplifying -1cos2x + sin2x + -3sinx + 1 = 0 Reorder the terms: 1 + -1cos2x + -3insx + in2sx = 0 Solving 1 + -1cos2x + -3insx + in2sx = 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 + -1cos2x + -3insx + -1 + in2sx = 0 + -1 Reorder the terms: 1 + -1 + -1cos2x + -3insx + in2sx = 0 + -1 Combine like terms: 1 + -1 = 0 0 + -1cos2x + -3insx + in2sx = 0 + -1 -1cos2x + -3insx + in2sx = 0 + -1 Combine like terms: 0 + -1 = -1 -1cos2x + -3insx + in2sx = -1 Add '3insx' to each side of the equation. -1cos2x + -3insx + 3insx + in2sx = -1 + 3insx Combine like terms: -3insx + 3insx = 0 -1cos2x + 0 + in2sx = -1 + 3insx -1cos2x + in2sx = -1 + 3insx Add '-1in2sx' to each side of the equation. -1cos2x + in2sx + -1in2sx = -1 + 3insx + -1in2sx Combine like terms: in2sx + -1in2sx = 0 -1cos2x + 0 = -1 + 3insx + -1in2sx -1cos2x = -1 + 3insx + -1in2sx Divide each side by '-1os2x'. c = o-1s-2x-1 + -3ino-1s-1 + in2o-1s-1 Simplifying c = o-1s-2x-1 + -3ino-1s-1 + in2o-1s-1 Reorder the terms: c = -3ino-1s-1 + in2o-1s-1 + o-1s-2x-1
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