Casio FX-9750GII-SC User Guide - Page 115
Selecting Functions for Graphing, To specify the draw/non-draw status of a graph
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3. Press (Yes) to delete the function or (No) to abort the procedure without deleting anything. • Using the above procedure to delete one line of a parametric function (such as Xt2) also will delete the applicable paired line (Yt2, in the case of Xt2). I Selecting Functions for Graphing S To specify the draw/non-draw status of a graph 1. On the Graph relation list, use D and A to highlight the relation you do not want to graph. 2. Press (SEL). • Each press of (SEL) toggles graphing on and off. 3. Press (DRAW). Example To select the following functions for drawing: Y1 = 2x2 - 5, r2 = 5 sin3Q Use the following V-Window settings. Xmin = -5, Xmax = 5, Xscale = 1 Ymin = -5, Ymax = 5, Yscale = 1 TQ min = 0, TQ max = P, TQ ptch = 2P / 60 AD (Select a memory area that contains a function for which you want to specify non-draw.) (SEL) (Specifies non-draw.) (DRAW) or U (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. 5-9