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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 . The value of ( 2 )^2 + ( 2 )^2 + ( 2 )^2 =

Options

  1. A1
  2. B1/2
  3. C2
  4. D1 2 ( + + )

Correct answer

B. 1/2

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