Functions: Introduction to functions
              Functions and graphs
  Functions and graphs 
                    
    
                                    Consider the linear function #f(x)=3 x-6#. The graph of this function is a straight line. Please draw the unique line that is the graph of #f# below.
A line can be drawn by clicking on two points of the line.
                                
                                    
                                    
                                    
                                    
                                    
                                    
                                    
                                
                                
                                A line can be drawn by clicking on two points of the line.
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