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Black Book Advanced Problems in MathematicsMathematicsQuadratic Equation

If x = 4 + 3i (where i = -1 ), then the value of x^3 - 4x^2 - 7x + 12 equals:

Options

  1. A-88
  2. B48 + 36i
  3. C-256 + 12i
  4. D-84.

Correct answer

A. -88

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