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TI-85 Guidebook - Texas Instruments - US and Canada ... 85
The TI-85 graphing calculator uses menus for selection of specific functions. The items on the menus are displayed across the bottom of the screen. Several menus can be displayed at the same time. Press the function key directly below the item on the menu you wish to choose.
use Rule 8. Exact and approximate decimal values of functions Since some but not all numbers can be represented exactly as finite decimals, it is important to distinguish
Download this manual. Getting started. Texas Instruments TI-85 and TI-86 calculators. Overview: Your graphing calculator or computer is a powerful and flexible tool, which you would. probably be able to use fairly well without reading any instructions. It is important, however, to learn.
Use the RANGE option to set Xmin to a value that is smaller than your smallest x values Xmax to a value that is slightly larger than your largest x value. Do the same for Ymin and Ymax and your y values. Press the function key and you should have a graph that looks like:
The TI-85 is capable of using a graph of an equation stored in the “Y=” screen to find the output value for any input value within a given window. The first thing to do is to set up the viewing window. To use the “EVAL” feature, the input values to be used must be within the window.
Graphing on the TI-85. Before you begin graphing, you will need to clear any functions or variables stored in your calculator.
