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A real-coefficient quadratic has the root 3 + 2i. What is the other root?
A2 + 3i
B3 - 2i
C-3 - 2i
D-3 + 2i
Answer & Solution
Correct answer: B. 3 - 2i
Non-real roots of a real-coefficient quadratic come as conjugates, so the other root is 3 - 2i.
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