Medium
If $\alpha, \beta, \gamma$ and $\delta$ are the roots of the equation $x^4+3x^3-6x^2+2x-4=0$,then find the equation having roots $\frac{1}{\alpha}, \frac{1}{\beta}, \frac{1}{\gamma}$ and $\frac{1}{\delta}$.
- A$4x^4-2x^3+6x^2-3x-1=0$
- B$4x^4+2x^3-6x^2+3x+1=0$
- C$4x^4-2x^3+6x^2-3x+1=0$
- D$4x^4-2x^3+6x^2+3x-1=0$
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