Today we looked at the coordinate geometry of the circle.

coordinate_geometry_5122014.pdf 
Today we revised Complex Numbers looking at :


Today we looked at complex number Addition, subtraction, multiplication, conjugates and division. Notes from class are uploaded below with two videos by Patrick explaining how to divide complex numbers. For HW practice this skill using the Khan Academy link (left).

 
Today we:
HW:


 
1st Class today looked at expanding and solving questions
HW Ex. 1.2 Q.13 (below). Try using the window method as in video.  