Moving The Trace Cursor To A T Value; Drawing On A Differential Equation Graph; Drawing An Equation And Storing Solutions To Lists - Texas Instruments TI-86 Manual Book

Values for and are
t Q
displayed on the graph to the
right because and
x=t y=Q
graph axes are selected.

Moving the Trace Cursor to a t Value

To move the trace cursor to any valid
When you enter the first digit, a
you enter must be valid for the current graph screen. When you have completed the entry,
press b to reactivate the trace cursor.

Drawing on a Differential Equation Graph

The menu items work the same in
GRAPH DRAW
instruction coordinates are the x- and y-coordinates of the graph screen.
DRAW
is available only in
DrEqu

Drawing an Equation and Storing Solutions to Lists

To draw a solution on the current graph screen and store the results to specified list names,
the syntax is:
xAxisVariable yAxisVariableã
DrEqu( ,
xAxisVariable and yAxisVariable specify the axes on which the drawing is based; they may
differ from the current graph screen's axes settings.
Chapter 10: Differential Equation Graphing
value on the current equation, enter the number.
t
prompt is displayed in the bottom-left corner. The value
t=
DifEq
mode. is not available in
DifEq DrInv
xList yList
, , ,
graphing mode as in
graphing mode.
DifEq
tListä
)
145
graphing.
Func