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Most Important Selected Qs for JEE AdvancedMathematicsQuadratic Equation

The following figure illustrate the graph of a quadratic trinomial y= x^2+ x+ . Then which of the following is(are) correct?

Options

  1. A< 0
  2. B^2+ >0
  3. C+ - >0
  4. D>0

Correct answer

C. + - >0

Step-by-step solution

array llll Clearly, sum of roots = - >0 & >0 ( As 0 ( As 0 and >0 Hence, 0 + - >0 and < 0 . Now, verify alternatives.

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