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Simplifying -1cos(2x) + 2.98sin(x) + 1 = 0 Remove parenthesis around (2x) -1cos * 2x + 2.98sin(x) + 1 = 0 Reorder the terms for easier multiplication: -1 * 2cos * x + 2.98sin(x) + 1 = 0 Multiply -1 * 2 -2cos * x + 2.98sin(x) + 1 = 0 Multiply cos * x -2cosx + 2.98sin(x) + 1 = 0 Multiply ins * x -2cosx + 2.98insx + 1 = 0 Reorder the terms: 1 + -2cosx + 2.98insx = 0 Solving 1 + -2cosx + 2.98insx = 0 Solving for variable 'c'. Move all terms containing c to the left, all other terms to the right. Add '-1' to each side of the equation. 1 + -2cosx + -1 + 2.98insx = 0 + -1 Reorder the terms: 1 + -1 + -2cosx + 2.98insx = 0 + -1 Combine like terms: 1 + -1 = 0 0 + -2cosx + 2.98insx = 0 + -1 -2cosx + 2.98insx = 0 + -1 Combine like terms: 0 + -1 = -1 -2cosx + 2.98insx = -1 Add '-2.98insx' to each side of the equation. -2cosx + 2.98insx + -2.98insx = -1 + -2.98insx Combine like terms: 2.98insx + -2.98insx = 0.00 -2cosx + 0.00 = -1 + -2.98insx -2cosx = -1 + -2.98insx Divide each side by '-2osx'. c = 0.5o-1s-1x-1 + 1.49ino-1 Simplifying c = 0.5o-1s-1x-1 + 1.49ino-1 Reorder the terms: c = 1.49ino-1 + 0.5o-1s-1x-1
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