If z is a complex number, then

Question:

If z is a complex numberthen

(a) $|z|^{2}>|z|^{2}$

(b) $|z|^{2}=|z|^{2}$

(c) $|z|^{2}<|z|^{2}$

 

(d) $|z|^{2} \geq|z|^{2}$

Solution:

It is obvious that, for any complex number z,

$|z|^{2}=|z|^{2}$

Hence, the correct option is (b).

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