20070201
3. Use d e f c to move the pointer
again. As you do, a box appears on the display.
Move the pointer so the box encloses the area you
want to enlarge.
4. Press
w , and the enlarged area appears in the
inactive (right side) screen.
DYNAMIC GRAPH
Dynamic Graph lets you see how the shape of a graph is affected as the value
assigned to one of the coeffi cients of its function changes.
Example: To draw graphs as the value of coeffi cient A in the following function
changes from 1 to 3
Y = AX
2
1. Press
m .
2. Use
d e f c to highlight DYNA ,
and then press
w .
3. Input the formula.
a
v
A
vxw
9
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