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Simplifying x2 + 2xi + -11 = 0 Reorder the terms: -11 + 2ix + x2 = 0 Solving -11 + 2ix + x2 = 0 Solving for variable 'i'. Move all terms containing i to the left, all other terms to the right. Add '11' to each side of the equation. -11 + 2ix + 11 + x2 = 0 + 11 Reorder the terms: -11 + 11 + 2ix + x2 = 0 + 11 Combine like terms: -11 + 11 = 0 0 + 2ix + x2 = 0 + 11 2ix + x2 = 0 + 11 Combine like terms: 0 + 11 = 11 2ix + x2 = 11 Add '-1x2' to each side of the equation. 2ix + x2 + -1x2 = 11 + -1x2 Combine like terms: x2 + -1x2 = 0 2ix + 0 = 11 + -1x2 2ix = 11 + -1x2 Divide each side by '2x'. i = 5.5x-1 + -0.5x Simplifying i = 5.5x-1 + -0.5x
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