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SAI International School
                                                       CLASS - IX

               Mathematics
               CHAPTER-4

               Mind Map-3
               SUBTOPIC :GRAPH OF LINEAR EQUATION





                      Recap : Cartesian
                      Coordinate system,                Ch – 4
                      Plotting of points,        LINEAR EQUATIONS IN
                       Linear equations
                                                    TWO VARIABLES


                                                                       Geometrical
                                    Graphs of    Equations of        representation of
                                     Linear         lines             equations in 1
                                    Equations
                                                                       variable & 2
                                                                         variables
                                                      Equation of
                                     2 or more lines
                                      on the same     x-axis, y-axis
                                        graph,
                                       area of the
                                        figure,
                                                      Equation of lines
                                     shading the area  parallel to x- axis &  y-
                                                           axis




                                                     Equations of lines
                                                     passing through
                                                          origin











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