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Modulus of a Complex Number & its properties If `z;z_1;z_2inCC` then (i)`|z|=0hArrz=0 i.e. Re(z)=Im(z)=0` (ii)`|z|=|barz|=|-z|` (iii) `-|z|leRe(z)le|z|;-|z|leIm(z)le|z|` (iv) `zbarz=|z|^2` (v)`|z_1z_2|=|z_1||z_2|` (vi)`|(z_1)/(z_2)|=|z_1|/|z_2|; z_2!=0`

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