# Suppose #w=(z+1)/(z-1)# where #z=a+bi#, #a, b in RR#. If #|z|=1#, can you find #Re(w)#?

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i.e. can you find the real part of #w# ?

i.e. can you find the real part of

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Cesareo R.
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Nov 16, 2017

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