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Simplifying 2sin2x + -1 = sinx Reorder the terms: -1 + 2in2sx = sinx Solving -1 + 2in2sx = insx Solving for variable 'i'. Move all terms containing i to the left, all other terms to the right. Add '-1insx' to each side of the equation. -1 + -1insx + 2in2sx = insx + -1insx Combine like terms: insx + -1insx = 0 -1 + -1insx + 2in2sx = 0 Add '1' to each side of the equation. -1 + -1insx + 1 + 2in2sx = 0 + 1 Reorder the terms: -1 + 1 + -1insx + 2in2sx = 0 + 1 Combine like terms: -1 + 1 = 0 0 + -1insx + 2in2sx = 0 + 1 -1insx + 2in2sx = 0 + 1 Combine like terms: 0 + 1 = 1 -1insx + 2in2sx = 1 Reorder the terms: -1 + -1insx + 2in2sx = 1 + -1 Combine like terms: 1 + -1 = 0 -1 + -1insx + 2in2sx = 0 The solution to this equation could not be determined.
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