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Simplifying 3cos(2x) + 2sin2(X) = 2 Remove parenthesis around (2x) 3cos * 2x + 2sin2(X) = 2 Reorder the terms for easier multiplication: 3 * 2cos * x + 2sin2(X) = 2 Multiply 3 * 2 6cos * x + 2sin2(X) = 2 Multiply cos * x 6cosx + 2sin2(X) = 2 Multiply in2s * X 6cosx + 2in2sX = 2 Solving 6cosx + 2in2sX = 2 Solving for variable 'c'. Move all terms containing c to the left, all other terms to the right. Add '-2in2sX' to each side of the equation. 6cosx + 2in2sX + -2in2sX = 2 + -2in2sX Combine like terms: 2in2sX + -2in2sX = 0 6cosx + 0 = 2 + -2in2sX 6cosx = 2 + -2in2sX Divide each side by '6osx'. c = 0.3333333333o-1s-1x-1 + -0.3333333333in2o-1x-1X Simplifying c = 0.3333333333o-1s-1x-1 + -0.3333333333in2o-1x-1X Reorder the terms: c = -0.3333333333in2o-1x-1X + 0.3333333333o-1s-1x-1
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