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Black Advanced Problems in Mathematics
Exam
Black Advanced Problems in Mathematics
Subject
Mathematics
Chapter
Quadratic Equation

Black Advanced Problems in Mathematics · Mathematics · Quadratic Equation

If the minimum value of the quadratic expression y = ax^2 + bx + c...

If the minimum value of the quadratic expression y=ax2+bx+cy = ax^2 + bx + c is negative attained at negative value of xx, then :

Options

  1. Aa>0a > 0
  2. Bb>0b > 0
  3. Cc>0c > 0
  4. DD>0D > 0 (where DD is discriminant).

Correct answer

A. a>0a > 0

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