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Simplifying 1 + -1cos(6x) = 2sin2(3x) Remove parenthesis around (6x) 1 + -1cos * 6x = 2sin2(3x) Reorder the terms for easier multiplication: 1 + -1 * 6cos * x = 2sin2(3x) Multiply -1 * 6 1 + -6cos * x = 2sin2(3x) Multiply cos * x 1 + -6cosx = 2sin2(3x) Remove parenthesis around (3x) 1 + -6cosx = 2in2s * 3x Reorder the terms for easier multiplication: 1 + -6cosx = 2 * 3in2s * x Multiply 2 * 3 1 + -6cosx = 6in2s * x Multiply in2s * x 1 + -6cosx = 6in2sx Solving 1 + -6cosx = 6in2sx 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 + -1 + -6cosx = -1 + 6in2sx Combine like terms: 1 + -1 = 0 0 + -6cosx = -1 + 6in2sx -6cosx = -1 + 6in2sx Divide each side by '-6osx'. c = 0.1666666667o-1s-1x-1 + -1in2o-1 Simplifying c = 0.1666666667o-1s-1x-1 + -1in2o-1 Reorder the terms: c = -1in2o-1 + 0.1666666667o-1s-1x-1
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