Question

If S is the set of all real x such that $\frac{2x-1}{2x^3-3x^2+x}$ is positive, then S contains
(a) $\bigg \lgroup -\infty,-\frac{3}{2}\bigg \rgroup$
(b) $\bigg \lgroup -\frac{3}{2},-\frac{1}{4}\bigg \rgroup$
(c) $\bigg \lgroup -\frac{1}{4},\frac{1}{2}\bigg \rgroup$
(d) $\bigg \lgroup \frac{1}{2},3\bigg \rgroup$
(e) none of these

Answer 1

Answer:

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