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Simplifying sin(6x) * cos(5x) + cos(6x) * sin(5x) = -1 Remove parenthesis around (6x) ins * 6x * cos(5x) + cos(6x) * sin(5x) = -1 Remove parenthesis around (5x) ins * 6x * cos * 5x + cos(6x) * sin(5x) = -1 Reorder the terms for easier multiplication: 6 * 5ins * x * cos * x + cos(6x) * sin(5x) = -1 Multiply 6 * 5 30ins * x * cos * x + cos(6x) * sin(5x) = -1 Multiply ins * x 30insx * cos * x + cos(6x) * sin(5x) = -1 Multiply insx * cos 30cinos2x * x + cos(6x) * sin(5x) = -1 Multiply cinos2x * x 30cinos2x2 + cos(6x) * sin(5x) = -1 Remove parenthesis around (6x) 30cinos2x2 + cos * 6x * sin(5x) = -1 Remove parenthesis around (5x) 30cinos2x2 + cos * 6x * ins * 5x = -1 Reorder the terms for easier multiplication: 30cinos2x2 + 6 * 5cos * x * ins * x = -1 Multiply 6 * 5 30cinos2x2 + 30cos * x * ins * x = -1 Multiply cos * x 30cinos2x2 + 30cosx * ins * x = -1 Multiply cosx * ins 30cinos2x2 + 30cinos2x * x = -1 Multiply cinos2x * x 30cinos2x2 + 30cinos2x2 = -1 Combine like terms: 30cinos2x2 + 30cinos2x2 = 60cinos2x2 60cinos2x2 = -1 Solving 60cinos2x2 = -1 Solving for variable 'c'. Move all terms containing c to the left, all other terms to the right. Divide each side by '60inos2x2'. c = -0.01666666667i-1n-1o-1s-2x-2 Simplifying c = -0.01666666667i-1n-1o-1s-2x-2
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