Texas Instruments TI-84 Plus Guide Book

Chapter 5: Polar Graphing 151
Moving the Trace Cursor to Any Valid Theta Value
Moving the Trace Cursor to Any Valid Theta ValueMoving the Trace Cursor to Any Valid Theta Value
Moving the Trace Cursor to Any Valid Theta Value
To move the trace cursor to any valid q value on the current function, enter the number.
When you enter the first digit, a q
= prompt and the number you entered are displayed in
the bottom-left corner of the screen. You can enter an expression at the q
= prompt. The
value must be valid for the current viewing window. When you complete the entry, press
Í to move the cursor.
ZOOM
ZOOMZOOM
ZOOM
ZOOM operations in Pol graphing work the same as in Func graphing. Only the X (Xmin,
Xmax, and Xscl) and Y (Ymin, Ymax, and Yscl) window variables are affected.
The q
window variables (qmin, qmax, and qstep) are not affected, except when you select
ZStandard. The VARS ZOOM secondary menu ZT/Zq items 4:Zqmin, 5:Zqmax, and
6:Zqstep are zoom memory variables for Pol graphing.
CALC
CALCCALC
CALC
CALC operations in Pol graphing work the same as in Func graphing. The CALCULATE
menu items available in Pol graphing are
1:value, 2:dy/dx, and 3:dr/dq.

Texas Instruments TI-84 Plus Specifications

General

Battery type	AAA
Power source	Battery
Number of batteries supported	4
Type	Graphing
Cover	No
Form factor	Pocket
Control type	Buttons
Product color	Black
USB port	Yes
USB 2.0 ports quantity	1
Digits	- digits
Display number of lines	8 lines
Display number of characters	16
RAM capacity	0.024 MB
ROM capacity	0.480 MB
Storage media type	-