Express the given complex number in the form $\;a+ib : (\large\frac{1}{3}$$+3i)^{3}$

Question

$(a)\; \normalsize -\large\frac{342}{27} - \normalsize26i\qquad(b)\;\normalsize -\large\frac{242}{27} -\normalsize 26i\qquad(c)\; \normalsize -\large\frac{242}{27} -\normalsize 28i\qquad(d)\;\normalsize -\large\frac{242}{27} - \normalsize 25i$