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Simplifying (2 + -1sinx)(1 + -1cosx) = 0 Multiply (2 + -1insx) * (1 + -1cosx) (2(1 + -1cosx) + -1insx * (1 + -1cosx)) = 0 ((1 * 2 + -1cosx * 2) + -1insx * (1 + -1cosx)) = 0 ((2 + -2cosx) + -1insx * (1 + -1cosx)) = 0 (2 + -2cosx + (1 * -1insx + -1cosx * -1insx)) = 0 Reorder the terms: (2 + -2cosx + (1cinos2x2 + -1insx)) = 0 (2 + -2cosx + (1cinos2x2 + -1insx)) = 0 Reorder the terms: (2 + 1cinos2x2 + -2cosx + -1insx) = 0 (2 + 1cinos2x2 + -2cosx + -1insx) = 0 Solving 2 + 1cinos2x2 + -2cosx + -1insx = 0 Solving for variable 'c'. Move all terms containing c to the left, all other terms to the right. Add '-2' to each side of the equation. 2 + 1cinos2x2 + -2cosx + -2 + -1insx = 0 + -2 Reorder the terms: 2 + -2 + 1cinos2x2 + -2cosx + -1insx = 0 + -2 Combine like terms: 2 + -2 = 0 0 + 1cinos2x2 + -2cosx + -1insx = 0 + -2 1cinos2x2 + -2cosx + -1insx = 0 + -2 Combine like terms: 0 + -2 = -2 1cinos2x2 + -2cosx + -1insx = -2 Add 'insx' to each side of the equation. 1cinos2x2 + -2cosx + -1insx + insx = -2 + insx Combine like terms: -1insx + insx = 0 1cinos2x2 + -2cosx + 0 = -2 + insx 1cinos2x2 + -2cosx = -2 + insx Reorder the terms: 2 + 1cinos2x2 + -2cosx + -1insx = -2 + insx + 2 + -1insx Reorder the terms: 2 + 1cinos2x2 + -2cosx + -1insx = -2 + 2 + insx + -1insx Combine like terms: -2 + 2 = 0 2 + 1cinos2x2 + -2cosx + -1insx = 0 + insx + -1insx 2 + 1cinos2x2 + -2cosx + -1insx = insx + -1insx Combine like terms: insx + -1insx = 0 2 + 1cinos2x2 + -2cosx + -1insx = 0 The solution to this equation could not be determined.
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