If S is the set of all real x such that 2 x+1 2 x^ 3 +3 x^ 2 +x is positive, then S…
Mathematics · JEE Main · NTA Exams — Sets, Relations and Functions
If S is the set of all real \(\mathbf{x}\) such that \(\frac{2 x+1}{2 x^{3}+3 x^{2}+x}\) is positive, then S contains
- \(\left(-\infty,-\frac{3}{2}\right)\)
- \(\left(-\frac{3}{2},-\frac{1}{4}\right)\)
- \(\left(-\frac{1}{4}, \frac{1}{2}\right)\)
- None of these
Answer
(D) None of these
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