Business buacc2606 - Study guides, Class notes & Summaries
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Cambridge Senior Specialist Mathematics AC/VCE Units 3 & 4 Online Teaching Suite Chapter 4 Complex numbers: Chapter test 3
- Exam (elaborations) • 10 pages • 2022
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Multiple-choice questions 
1 Which one of the following is the polar form of − + 3 i ? 
A 2cis 
3 
 π 
 
B 2 2cis 
3 
 π 
 
C 5 2cis 
3 
 π 
 
D 2cis 
3 
 π 
− 
E 2cis 
6 
 π 
− 
2 In the Argand plane, the graph of { : zz z −= + 12 1} is 
A a circle 
B a line 
C a single point 
D an empty set 
E an ellipse 
3 If 3 4 
2 
i 
z 
i 
− = + 
, the imaginary part of z is 
A 11 
5...
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