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AP EAMCET201824 Apr 2018Evening ShiftMathematicsQuadratic EquationActual

If the minimum value of f(x)=x^2+2 b x+2 c^2 is greater than the maximum value of g(x)=-x^2-2 c x+b^2 for all real x then

Options

  1. A|c|> 2 |b|
  2. B|c| 3 >|b|
  3. C-1 < c < 2 b
  4. D1 2 < c < |b|

Correct answer

A. |c|> 2 |b|

Step-by-step solution

No solution. Refer to answer key.

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