If $\displaystyle x^5+5\lambda x^4+(\lambda a-4)x^2-(8\lambda+3)x+\lambda a-2=0$. Then the value of $\displaystyle a$ for which the Given equation has one root Independent of $\displaystyle \lambda$

Here answer are

(i) $\displaystyle \frac{64}{5}$

(ii)$\displaystyle -\frac{64}{5}$

(iii) $\displaystyle 3$

(iv)$\displaystyle -3$