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Simplifying 5sin2x + -7cosx + 1 = 0 Reorder the terms: 1 + -7cosx + 5in2sx = 0 Solving 1 + -7cosx + 5in2sx = 0 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 + -7cosx + -1 + 5in2sx = 0 + -1 Reorder the terms: 1 + -1 + -7cosx + 5in2sx = 0 + -1 Combine like terms: 1 + -1 = 0 0 + -7cosx + 5in2sx = 0 + -1 -7cosx + 5in2sx = 0 + -1 Combine like terms: 0 + -1 = -1 -7cosx + 5in2sx = -1 Add '-5in2sx' to each side of the equation. -7cosx + 5in2sx + -5in2sx = -1 + -5in2sx Combine like terms: 5in2sx + -5in2sx = 0 -7cosx + 0 = -1 + -5in2sx -7cosx = -1 + -5in2sx Divide each side by '-7osx'. c = 0.1428571429o-1s-1x-1 + 0.7142857143in2o-1 Simplifying c = 0.1428571429o-1s-1x-1 + 0.7142857143in2o-1 Reorder the terms: c = 0.7142857143in2o-1 + 0.1428571429o-1s-1x-1
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