Burundi Examen D'État Practice Questions - Burundi Examen D'État (Diplôme D'État) Exam

Solve the complex equation z^2 + 4z + 13 = 0 for z in the set of complex numbers C.

z = -2 + 9i or z = -2 - 9i z = 2 + 3i or z = 2 - 3i z = -4 + 6i or z = -4 - 6i z = -2 + 3i or z = -2 - 3i

Correct Answer:

z = -2 + 3i or z = -2 - 3i

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