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What is the value of b if (3 + i) and (3 - i) are complex roots of 2x² + bx + 20 = 0? A. -12 B. -6 C. 6 D. 10
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What is the value of b if (3 + i) and (3 - i) are complex roots of 2x² + bx + 20 = 0?

A. -12
B. -6
C. 6
D. 10

User Sherill
by
3.3k points

1 Answer

7 votes
A is the answer Bc I did this before and my teacher said I did an excellent job!
User Brent C
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3.6k points
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