The **conjugate** of $z = 3 + 4i$ is:
A$-3 + 4i$
B$3 - 4i$
C$-3 - 4i$
D$4 + 3i$
Answer & Solution
Correct answer: B. $3 - 4i$
$\bar{z}$ flips the sign of the imaginary part: $\overline{3 + 4i} = 3 - 4i$.
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