#tnnewsyllabus https://alexmathsonlineeducation.blog... TN New Syllabus Class 11 Business Maths Chapter 3 Example 3.20 Analytical Geometry Blog:https://alexmathsonlineeducation.blog... Facebook: / alexmathsonline Thanks for watching Please like share and subscribe Whats App: 984041775 ANALYTICAL GEOMETRY Locus: Equation of a locus. System of straight lines: Recall – Various forms of straight lines - Angle between two straight lines – Distance of a point from a line - Concurrence of three lines. Pair of straight lines: Combined equation of pair of straight lines - Pair of straight lines passing through the origin - Angle between pair of straight lines passing through the origin #businessmaths#class11#tamilnadusyllabus