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Simplifying 14sin2x + 7sinx + -7 = 0 Reorder the terms: -7 + 7insx + 14in2sx = 0 Solving -7 + 7insx + 14in2sx = 0 Solving for variable 'i'. Move all terms containing i to the left, all other terms to the right. Add '7' to each side of the equation. -7 + 7insx + 7 + 14in2sx = 0 + 7 Reorder the terms: -7 + 7 + 7insx + 14in2sx = 0 + 7 Combine like terms: -7 + 7 = 0 0 + 7insx + 14in2sx = 0 + 7 7insx + 14in2sx = 0 + 7 Combine like terms: 0 + 7 = 7 7insx + 14in2sx = 7 Reorder the terms: -7 + 7insx + 14in2sx = 7 + -7 Combine like terms: 7 + -7 = 0 -7 + 7insx + 14in2sx = 0 Factor out the Greatest Common Factor (GCF), '7'. 7(-1 + insx + 2in2sx) = 0 Ignore the factor 7.Subproblem 1
Set the factor '(-1 + insx + 2in2sx)' equal to zero and attempt to solve: Simplifying -1 + insx + 2in2sx = 0 Solving -1 + insx + 2in2sx = 0 Move all terms containing i to the left, all other terms to the right. Add '1' to each side of the equation. -1 + insx + 1 + 2in2sx = 0 + 1 Reorder the terms: -1 + 1 + insx + 2in2sx = 0 + 1 Combine like terms: -1 + 1 = 0 0 + insx + 2in2sx = 0 + 1 insx + 2in2sx = 0 + 1 Combine like terms: 0 + 1 = 1 insx + 2in2sx = 1 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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