Write the conjugate 
of the complex number z. Then find z
.z = -9 - i
A. 
= -9 + i, z
= 81
B. 
= -9 + i, z
= 82
C. 
= -9 + i, z
= -80
D. 
= -9 + i, z
= -9
Answer: B
Mathematics
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