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Simplifying Cos2(2x) + 3sin(2x) + -3 = 0 Remove parenthesis around (2x) os2C * 2x + 3sin(2x) + -3 = 0 Reorder the terms for easier multiplication: 2os2C * x + 3sin(2x) + -3 = 0 Multiply os2C * x 2os2xC + 3sin(2x) + -3 = 0 Remove parenthesis around (2x) 2os2xC + 3ins * 2x + -3 = 0 Reorder the terms for easier multiplication: 2os2xC + 3 * 2ins * x + -3 = 0 Multiply 3 * 2 2os2xC + 6ins * x + -3 = 0 Multiply ins * x 2os2xC + 6insx + -3 = 0 Reorder the terms: -3 + 6insx + 2os2xC = 0 Solving -3 + 6insx + 2os2xC = 0 Solving for variable 'i'. Move all terms containing i to the left, all other terms to the right. Add '3' to each side of the equation. -3 + 6insx + 3 + 2os2xC = 0 + 3 Reorder the terms: -3 + 3 + 6insx + 2os2xC = 0 + 3 Combine like terms: -3 + 3 = 0 0 + 6insx + 2os2xC = 0 + 3 6insx + 2os2xC = 0 + 3 Combine like terms: 0 + 3 = 3 6insx + 2os2xC = 3 Add '-2os2xC' to each side of the equation. 6insx + 2os2xC + -2os2xC = 3 + -2os2xC Combine like terms: 2os2xC + -2os2xC = 0 6insx + 0 = 3 + -2os2xC 6insx = 3 + -2os2xC Divide each side by '6nsx'. i = 0.5n-1s-1x-1 + -0.3333333333n-1osC Simplifying i = 0.5n-1s-1x-1 + -0.3333333333n-1osC Reorder the terms: i = -0.3333333333n-1osC + 0.5n-1s-1x-1
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