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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 S is the set of all real x such that (2x-1)/(2x^3+3x^2+x) is...

Let SS is the set of all real xx such that 2x−12x3+3x2+x\frac{2x-1}{2x^3+3x^2+x} is positive, then SS contains :

Options

  1. A(−∞,−32)(-\infty, -\frac{3}{2})
  2. B(−32,−12)(-\frac{3}{2}, -\frac{1}{2})
  3. C(−12,0)(-\frac{1}{2}, 0)
  4. D(12,2)(\frac{1}{2}, 2).

Correct answer

A. (−∞,−32)(-\infty, -\frac{3}{2})

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