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Black Book Advanced Problems in MathematicsMathematicsQuadratic Equation

If the roots of the cubic x^3 + ax^2 + bx + c = 0 are three consecutive positive integers, then the value of a^2 b+1 =

Options

  1. A1
  2. B2
  3. C3
  4. D4.

Correct answer

C. 3

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