2023 CJC P1 Q1

2023 CJC P1 Q1

4 marks
Prelims

The complex numbers \(z\) and \(w\) satisfy the following equations.

\(2z+1=\left| w \right|\)

\(2w-z=4+24\,\mathbf{i}\)

Find \(z\) and \(w\), giving your answers in the form \(a+\mathbf{i}\,b\) where \(~a\) and \(b\) are real numbers.[4]

Video Solution:

Video Solution

Video solution locked

A free account saves your progress; this video needs a course plan.

Solution:

Solution locked

680+ questions here come with free worked solutions. A free account saves your questions and progress; this one needs a course plan.

Answer:\(z=6\), \(w=5+12\,\mathbf{i}\)

Need help? Join our JC Math tuition classes.

Learn more