Question 16 • Algebra II
Use the quadratic formula for x² − 8x + 41 = 0. The discriminant is (−8)² − 4(1)(41) = 64 − 164 = −100, so the solutions are (8 ± √−100)/2 = (8 ± 10i)/2 = 4 ± 5i. Therefore, the correct choice is x = 4 plus or minus 5i.
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