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Simplifying 1 + -1cos(12x) = 2sin2(6x) Remove parenthesis around (12x) 1 + -1cos * 12x = 2sin2(6x) Reorder the terms for easier multiplication: 1 + -1 * 12cos * x = 2sin2(6x) Multiply -1 * 12 1 + -12cos * x = 2sin2(6x) Multiply cos * x 1 + -12cosx = 2sin2(6x) Remove parenthesis around (6x) 1 + -12cosx = 2in2s * 6x Reorder the terms for easier multiplication: 1 + -12cosx = 2 * 6in2s * x Multiply 2 * 6 1 + -12cosx = 12in2s * x Multiply in2s * x 1 + -12cosx = 12in2sx Solving 1 + -12cosx = 12in2sx 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 + -12cosx = -1 + 12in2sx Combine like terms: 1 + -1 = 0 0 + -12cosx = -1 + 12in2sx -12cosx = -1 + 12in2sx Divide each side by '-12osx'. c = 0.08333333333o-1s-1x-1 + -1in2o-1 Simplifying c = 0.08333333333o-1s-1x-1 + -1in2o-1 Reorder the terms: c = -1in2o-1 + 0.08333333333o-1s-1x-1
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