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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

Given a, b, c are three distinct real numbers satisfying the...

Given a,b,ca, b, c are three distinct real numbers satisfying the inequality a−2b+4c>0a - 2b + 4c > 0 and the equation ax2+bx+c=0ax^2 + bx + c = 0 has no real roots. Then the possible value(s)of4a+2b+ca+3b+9cof \frac{4a+2b+c}{a+3b+9c} is/are :

Options

  1. A22
  2. B−1-1
  3. C33
  4. D2\sqrt{2}.

Correct answer

A. 22

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