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Black Book Advanced Problems in MathematicsMathematicsQuadratic Equation

The number of negative real roots of the equation (x^2 + 5x)^2 - 24 = 2(x^2 + 5x) is :

Options

  1. A4
  2. B3
  3. C2
  4. D1.

Correct answer

B. 3

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