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Simplifying -4sin2x + 4sinx + -1 = 0 Reorder the terms: -1 + 4insx + -4in2sx = 0 Solving -1 + 4insx + -4in2sx = 0 Solving for variable 'i'. Move all terms containing i to the left, all other terms to the right. Add '1' to each side of the equation. -1 + 4insx + 1 + -4in2sx = 0 + 1 Reorder the terms: -1 + 1 + 4insx + -4in2sx = 0 + 1 Combine like terms: -1 + 1 = 0 0 + 4insx + -4in2sx = 0 + 1 4insx + -4in2sx = 0 + 1 Combine like terms: 0 + 1 = 1 4insx + -4in2sx = 1 Reorder the terms: -1 + 4insx + -4in2sx = 1 + -1 Combine like terms: 1 + -1 = 0 -1 + 4insx + -4in2sx = 0 The solution to this equation could not be determined.
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