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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

Let A denotes the set of values of x for which (x+2)/(x-4) ≤ 0 and...

Let A denotes the set of values of x for which x+2x−4≤0\frac{x+2}{x-4} \le 0 and B denotes the set of values of x for which x2−ax−4≤0x^2 - ax - 4 \le 0. If B is the subset of A, then a CAN NOT take the integral value :

Options

  1. A0
  2. B1
  3. C2
  4. D3.

Correct answer

D. 3.

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