- #1
k3N70n
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Homework Statement
Write [itex]z^3 + 5 z^2 = z + 3i[/itex] as two real equations
Homework Equations
z=a+bi?
The Attempt at a Solution
I've been just playing around with this. I expanded, grouped the real and imaginary parts. I'm really just think I'm groping around desperately in the dark.
I think I'm just missing something basic. Any hints would be greatly appreciated. Until then I'll be having a head butting contest with the sidewalk.