Question 1403a

Complex Numbers
Conjugate Root Theorem

Question

It is given that z1=3+3i{z_1 = - 3 + 3 \mathrm{i}} is a root of the equation
z3+4z2+Cz+D=0.z^3 + 4 z^2 + Cz+D=0.
Find the values of the real constants C{C} and D.{D.}

Attempt

C={C = }
D={D = }

Answer

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