If z1=5+12 ia n d|z2|=4,t h e n (a)ma...

If `z_1=5+12 ia n d|z_2|=4,t h e n` (a)maximum `(|z_1+i z_2|)=17` (b)minimum `(|z_1+(1+i)z_2|)=13+4sqrt(2)` (c)minimum `|(z_1)/(z_2+4/(z_2))|=(13)/4` (d)maximum `|(z_1)/(z_2+4/(z_2))|=(13)/3`

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