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Casio fx-9750G Graphing User Manual

Page 11

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135

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To delete a function

1. While the Graph Function Menu is on the display, press

f

or

c

to display the

cursor and move the highlighting to the area that contains the function you want
to delete.

2. Press

2

(DEL).

3. Press

1

(YES) to delete the function for

6

(NO) to abort the procedure with-

out deleting anything.

Parametric functions come in pairs (Xt and Yt).

When editing a parametric function, clear the graph functions and re-input from the
beginning.

k

k

k

k

k

Drawing a Graph

Before actually drawing a graph, you should first make the following specification.

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To specify the draw/non-draw status of a graph

You can specify which functions out of those stored in memory should be used for a
draw operation.

• Graphs for which there is no draw/non-draw status specification are not drawn.

Example

To select the following functions for drawing :

Y1 = 2

x

2

– 5

r2 = 5 sin3

θ

Use the following View Window parameters.

Xmin

= –5

Ymin

= –5

Xmax = 5

Ymax = 5

Xscale = 1

Yscale = 1

cc

(Select a memory area that contains a
function for which you want to specify
non-draw.)

1

(SEL)

(Specify non-draw.)

1

2 3 4 5

6

Graph Function Operations

8 - 3

1

2 3 4 5 6

Unhighlights