Stage: 4 Challenge Level: 
Don't worry too much about the shape of the loops.
Just worry about the special points the question asks you to look at.
Look at whether the loops enclose these points and if so, how many times they loop around it.
Just worry about the special points the question asks you to look at.
Look at whether the loops enclose these points and if so, how many times they loop around it.
Interactivities. Representing numbers. Quadratic equations. Sine. Complex numbers. Argand diagram. Roots of polynomial equations. Rotations. Individual. engineering.
Published March 2007,April 2007.
Copyright © 2007. University of Cambridge. All rights reserved.
NRICH is part of the family of activities in the Millennium Mathematics Project, which also includes the Plus and Motivate sites.
email: nrich@damtp.cam.ac.uk