A) \[|z-a|\]
B) \[{{z}^{2}}+{{a}^{2}}\]
C) \[|z+a{{|}^{2}}\]
D) None of these
Correct Answer: C
Solution :
As we know if a is real, then \[a=\overline{a}\] \ \[(z+a)(\overline{z}+a)=(z+a)(\overline{z}+\overline{a})=(z+a)(\overline{z+a})\] \[=|z+a{{|}^{2}}\]
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