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Simplifying 4sin2(2x) + -7cos(2x) = 2 Remove parenthesis around (2x) 4in2s * 2x + -7cos(2x) = 2 Reorder the terms for easier multiplication: 4 * 2in2s * x + -7cos(2x) = 2 Multiply 4 * 2 8in2s * x + -7cos(2x) = 2 Multiply in2s * x 8in2sx + -7cos(2x) = 2 Remove parenthesis around (2x) 8in2sx + -7cos * 2x = 2 Reorder the terms for easier multiplication: 8in2sx + -7 * 2cos * x = 2 Multiply -7 * 2 8in2sx + -14cos * x = 2 Multiply cos * x 8in2sx + -14cosx = 2 Reorder the terms: -14cosx + 8in2sx = 2 Solving -14cosx + 8in2sx = 2 Solving for variable 'c'. Move all terms containing c to the left, all other terms to the right. Add '-8in2sx' to each side of the equation. -14cosx + 8in2sx + -8in2sx = 2 + -8in2sx Combine like terms: 8in2sx + -8in2sx = 0 -14cosx + 0 = 2 + -8in2sx -14cosx = 2 + -8in2sx Divide each side by '-14osx'. c = -0.1428571429o-1s-1x-1 + 0.5714285714in2o-1 Simplifying c = -0.1428571429o-1s-1x-1 + 0.5714285714in2o-1 Reorder the terms: c = 0.5714285714in2o-1 + -0.1428571429o-1s-1x-1
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