Let z1= 3-3sqrt 3i and z2= -11+i. write all answers in polar form with 0< theta< 2pi

A. what is z1 in polar form?
B. what is z2 in polar form?
C. what is z1z2
D. what is z1/z2
E. what is (z1)^5
F. what is (z2) ^1/4