Graph
Graph [3] Stores graphs, up to 20 functions, that you use regularly or ‘families’ of
graphs where relationships and special features can be viewed.
All of the Function key menus, such as Trace, Zoom, V-Window, Sketch,
Graphical Solutions and Graph - Text are available. It is also where you can view
Graph - Graphs and Graph - Table split screens. The screen is split vertically, giving
very good views of what you have chosen to see.
Set Up
KEY
Example
Collate information about the function y =
(x-2)(x+1)
Result
(x+2)
Store the expression in position Y1
(
X,
θ
,T
-
2
)
(
X,
θ
,T
+
1
)
a
b
/c
(
X,
θ
,T
+
2
)
then
EXE
Draw the graph
F6
or
EXE
For selection
SHIFT
F5
From the above nd the...
Root/s
SHIFT
F5
F1
Minimum
SHIFT
F5
F3
Maximum
SHIFT
F5
F2
Y-intercept
SHIFT
F5
F4
Y-value calculations
SHIFT
F5
F6
F1
X-value calculations
SHIFT
F5
F6
F2
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