| Today we looked at examples 1 and 2 from section 4.3 which required us to work out the equation of the circle given 3 points on the circle (click here) the method we used was to sub the 3 points into the general circle equation and solve the 3 simultaneous equations. HW: Section 4.3 Q.1-4  | This video shows the alternative approach to this type of question. |
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