Complex conjagates with quadratics help Watch

Mathscrax
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#1
Report Thread starter 9 years ago
#1
Hey i need help with a question

zz*-3z-2z*=2i

were z* denotes the complex conjugate of z
find two possible values of z giving your answers in the form a+ib.
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sonofdot
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#2
Report 9 years ago
#2
If you let z=a+bi and then remember that this means z*=a-bi, you can substitute these in and compare real and imaginary parts
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