Express the given complex number in the form $\;a+ib :\;[( \normalsize \large\frac{1}{3} +\normalsize i \normalsize \large\frac{7}{3}) + (\normalsize 4 + \normalsize i \normalsize \large\frac{1}{3})-( \normalsize -\large\frac{4}{3}+ \normalsize i)]$

Question

$(a)\;\large\frac{19}{3} +i \large\frac{17}{3}\qquad(b)\;\large\frac{19}{3} +i \large\frac{5}{3}\qquad(c)\;\large\frac{16}{3} +i \large\frac{10}{3}\qquad(d)\;\large\frac{17}{3} +i \large\frac{5}{3}$