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CHAPTER 2
1
Pen-touch the numerical formula
2
Pen-touch an area unrelated to
graphs or formulas
3
Pen-touch the X or Y axis
4
Pen-touch the graph curve
(formula display graph)
5
Pen-touch the graph curve
(no formula display)
6
Pen-touch the cursor
coordinates display
• Pen-touching on a full screen graph, as above, is considered here.
* Operations differ when in the normal mode and trace mode. Both are explained below.
* For more information on graphing functions see CHAPTER 4 on page 79.
(3) Using the touch-pen on the graph screen
• In the graph screen, it is possible to easily set the direction and amount of graph
shifting using the SHIFT/CHANGE function, etc. as described later, specify tracing
locations, and enlarge and reduce screens using the touch-pen operation.
• The selected area when pen-touching on the graph screen is displayed using “
”.
•“
” appears when touching the graph screen with the touch-pen as on the normal
function calculation screen, and touching the same area once more confirms the
selection.
• The touch-pen is used on the graph screen to specify cursor location (also used to
select formulas when tracing).
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