2022TrialMultiple choice

Q5

1 mark

Question

One of the roots of $iz^2+3z+3-11i=0$ is $3+2i$ . What is the other root?

A. $-2i$
B. $-3+i$
C. $3-2i$
D. $-5-3i$

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Syllabus alignment

Complex Numbers

Solving equations with complex numbersUse De Moivre's theorem and solve equations and polynomial problems involving complex and conjugate roots.

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