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Simplifying 3ix2 + 4x + -1i + 7 = 0 Reorder the terms: 7 + -1i + 3ix2 + 4x = 0 Solving 7 + -1i + 3ix2 + 4x = 0 Solving for variable 'i'. Move all terms containing i to the left, all other terms to the right. Add '-7' to each side of the equation. 7 + -1i + 3ix2 + -7 + 4x = 0 + -7 Reorder the terms: 7 + -7 + -1i + 3ix2 + 4x = 0 + -7 Combine like terms: 7 + -7 = 0 0 + -1i + 3ix2 + 4x = 0 + -7 -1i + 3ix2 + 4x = 0 + -7 Combine like terms: 0 + -7 = -7 -1i + 3ix2 + 4x = -7 Add '-4x' to each side of the equation. -1i + 3ix2 + 4x + -4x = -7 + -4x Combine like terms: 4x + -4x = 0 -1i + 3ix2 + 0 = -7 + -4x -1i + 3ix2 = -7 + -4x Reorder the terms: 7 + -1i + 3ix2 + 4x = -7 + -4x + 7 + 4x Reorder the terms: 7 + -1i + 3ix2 + 4x = -7 + 7 + -4x + 4x Combine like terms: -7 + 7 = 0 7 + -1i + 3ix2 + 4x = 0 + -4x + 4x 7 + -1i + 3ix2 + 4x = -4x + 4x Combine like terms: -4x + 4x = 0 7 + -1i + 3ix2 + 4x = 0 The solution to this equation could not be determined.
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