20070201
  k  Selecting Functions for Graphing
  u   To specify the draw/non-draw status of a graph
  1. On the graph relation list, use f  and c  to highlight the relation you do not want to 
graph. 
  2. Press 1 (SEL).
  • Each press of 1 (SEL) toggles graphing on and off. 
  3. Press 6 (DRAW).
  
  Example  To select the following functions for drawing : 
    Y1 = 2
 x  
 2
  – 5,  r  2 = 5 sin3
 θ
  
    Use the following V-Window settings.
  
    Xmin = –5,  Xmax = 5,  Xscale = 1
    Ymin = –5,  Ymax = 5,  Yscale = 1
   T
 θ
  min = 0,  T
 θ
  max = 
 π
 , T
 θ
  ptch = 2
 π
  / 60
  cf  (Select a memory area that contains a function 
  for which you want to specify non-draw.)
  1 (SEL) (Specifi es n on-draw.) 
  6 (DRAW) or w  (Draws the graphs.)
  
  
  
  
  • You can use the Setup screen settings to alter the appearance of the graph screen as 
shown below.
  
  • Grid: On (Axes: On  Label: Off)
  This setting causes dots to appear at the grid 
intersects on the display.
   
  
  
  • Axes: Off (Label: Off  Grid: Off)
    This setting clears the axis lines from the display.
   
  
  
  
  • Label: On (Axes: On  Grid: Off)
    This setting displays labels for the  
x - and  y -axes.
   
  
  
  
5-3-8
Drawing a Graph