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Simplifying -2sin2x + -5sinx = 3 Reorder the terms: -5insx + -2in2sx = 3 Solving -5insx + -2in2sx = 3 Solving for variable 'i'. Move all terms containing i to the left, all other terms to the right. Reorder the terms: -3 + -5insx + -2in2sx = 3 + -3 Combine like terms: 3 + -3 = 0 -3 + -5insx + -2in2sx = 0 Factor out the Greatest Common Factor (GCF), '-1'. -1(3 + 5insx + 2in2sx) = 0 Ignore the factor -1.Subproblem 1
Set the factor '(3 + 5insx + 2in2sx)' equal to zero and attempt to solve: Simplifying 3 + 5insx + 2in2sx = 0 Solving 3 + 5insx + 2in2sx = 0 Move all terms containing i to the left, all other terms to the right. Add '-3' to each side of the equation. 3 + 5insx + -3 + 2in2sx = 0 + -3 Reorder the terms: 3 + -3 + 5insx + 2in2sx = 0 + -3 Combine like terms: 3 + -3 = 0 0 + 5insx + 2in2sx = 0 + -3 5insx + 2in2sx = 0 + -3 Combine like terms: 0 + -3 = -3 5insx + 2in2sx = -3 The solution to this equation could not be determined. This subproblem is being ignored because a solution could not be determined. The solution to this equation could not be determined.
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