Question

qual conjugado do complexo z= 4/1-i ?

Answer 1

Oi Mabif

z = 4/(1 - i) 

z = 4*(1 + i)/((1 + i)*(1 - i))

z = (4 + 4i)/2 = 2 + 2i

conjugado

z' = 2 - 2i 

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