Which of the following are correct?
(a) Re(z)`<=` |z|
(b) Im (z)`>=` |z|
(c)|`barz`| = |z|
(d) ` `` `(`bar(z^n)`) = (`barz`)n
(a), (b)
(b), (c)
(b), (c), and (d)
(a), (c) and d
i cant under sand question