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Simplifying z2 + (-1 + i) * z + 4 + 7i = 0 Reorder the terms for easier multiplication: z2 + z(-1 + i) + 4 + 7i = 0 z2 + (-1 * z + i * z) + 4 + 7i = 0 Reorder the terms: z2 + (iz + -1z) + 4 + 7i = 0 z2 + (iz + -1z) + 4 + 7i = 0 Reorder the terms: 4 + 7i + iz + -1z + z2 = 0 Solving 4 + 7i + iz + -1z + z2 = 0 Solving for variable 'i'. Move all terms containing i to the left, all other terms to the right. Add '-4' to each side of the equation. 4 + 7i + iz + -1z + -4 + z2 = 0 + -4 Reorder the terms: 4 + -4 + 7i + iz + -1z + z2 = 0 + -4 Combine like terms: 4 + -4 = 0 0 + 7i + iz + -1z + z2 = 0 + -4 7i + iz + -1z + z2 = 0 + -4 Combine like terms: 0 + -4 = -4 7i + iz + -1z + z2 = -4 Add 'z' to each side of the equation. 7i + iz + -1z + z + z2 = -4 + z Combine like terms: -1z + z = 0 7i + iz + 0 + z2 = -4 + z 7i + iz + z2 = -4 + z Add '-1z2' to each side of the equation. 7i + iz + z2 + -1z2 = -4 + z + -1z2 Combine like terms: z2 + -1z2 = 0 7i + iz + 0 = -4 + z + -1z2 7i + iz = -4 + z + -1z2 Reorder the terms: 4 + 7i + iz + -1z + z2 = -4 + z + -1z2 + 4 + -1z + z2 Reorder the terms: 4 + 7i + iz + -1z + z2 = -4 + 4 + z + -1z + -1z2 + z2 Combine like terms: -4 + 4 = 0 4 + 7i + iz + -1z + z2 = 0 + z + -1z + -1z2 + z2 4 + 7i + iz + -1z + z2 = z + -1z + -1z2 + z2 Combine like terms: z + -1z = 0 4 + 7i + iz + -1z + z2 = 0 + -1z2 + z2 4 + 7i + iz + -1z + z2 = -1z2 + z2 Combine like terms: -1z2 + z2 = 0 4 + 7i + iz + -1z + z2 = 0 The solution to this equation could not be determined.
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