$\begin{array}{1 1}(A) \lambda=3,\:and\:\mu=\large\frac{27}{2} \\(B) \lambda=\large\frac{27}{2},\:and\: \normalsize \mu=3 \\ (C) \lambda=-3,\:and\:\mu=\large\frac{27}{2} \\(D) \lambda=3,\:and\:\mu=-\large\frac{27}{2} \end{array} $