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Black Book Advanced Problems in MathematicsMathematicsQuadratic Equation

Paragraph: **** Let f(x) = ax^2 + bx + c, a 0 , such that f(-1-x) = f(-1+x) x R . Also given that f(x) = 0 has no real roots and 4a + b > 0 . If f(x) = a has two distinct real roots, then complete set of values of a is :

Options

  1. A(1, )
  2. B(-2, -1)
  3. C(0, 1)
  4. D(1, 2) **Paragraph for Question Nos. 8 to 9** Consider the equation ₂^2 x - 4 ₂ x - m^2 - 2m - 13 = 0, m R . L

Correct answer

A. (1, )

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