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Texas Instruments TI-86 User Manual

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84

Chapter 5: Function Graphing

05FUNC.DOC TI-86, Chap 5, US English Bob Fedorisko Revised: 02/13/01 2:22 PM Printed: 02/13/01 3:01 PM Page 84 of 14

RectGC

Displays the cursor location as rectangular graph coordinates

x

and

y

; when

RectGC

is set, plotting the graph, moving the free-moving cursor, and tracing update

x

and

y

; if

CoordOn

format also is selected,

x

and

y

are displayed

PolarGC

Displays the cursor location as polar graph coordinates

R

and

q; when

PolarGC

is set,

plotting the graph, moving the free-moving cursor, and tracing update

x

,

y

,

R

and

q; if

CoordOn

format also is selected,

R

and

q are displayed

CoordOn

Displays the cursor coordinates at the bottom of the graph

CoordOff

Does not display the cursor coordinates at the bottom of the graph

DrawLine

Draws a line between the points calculated for the functions in the equation editor

DrawDot

Plots only the calculated points for the functions in the equation editor

SeqG

(sequential graphing) Evaluates and plots one function completely before evaluating
and plotting the next function

SimulG

(simultaneous graphing) Evaluates and plots all selected functions for a single value
of

x

and then evaluates and plots them for the next value of

x

GridOff

Omits the grid points from the display

GridOn

Displays grid points

AxesOn

Displays the axes

AxesOff

Omits the axes from the display;

AxesOff

overrides the

LabelOff

à

LabelOn

format

setting

LabelOff

Omits the axis labels from the display

LabelOn

Labels the axes, if

AxesOn

is also selected;

x

and

y

for

Func

,

Pol

, and

Param

modes;

various labels in

DifEq

mode

DifEq

graphing mode has a

unique set of graph format
settings (Chapter 10).

Grid points cover the graph
screen in rows that
correspond to the tick marks
on each axis.