Texas Instruments TI-89 Manual Book page 23

Texas instruments calculator software polynomial root finder guidebook

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Table of Contents

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Important Information............................................................................................. 2

What is the Polynomial Root Finder Application?.................................................. 3

Entering a Problem ................................................................................................ 4

Solving Numerically ............................................................................................... 6

Solving Graphically ................................................................................................ 7

Storing.................................................................................................................. 10

Navigating Within the Polynomial Root Finder App ............................................. 12

Notes and Hints ................................................................................................... 13

Example — Roots of a Third-Degree Polynomial ................................................ 14

Example — Complex Roots................................................................................. 15

Example — Complex Coefficients ....................................................................... 16

Errors, Error Messages, and Restrictions ............................................................ 17

Installing the Polynomial Root Finder App........................................................... 18

Starting and Quitting the Application ................................................................... 19

Deleting an Application ........................................................................................ 20

Texas Instruments (TI) Support and Service Information.................................... 21

TEXAS INSTRUMENTS LICENSE AGREEMENT.............................................. 22

TI-89 / TI-92 Plus / Voyage™ 200 PLT Polynomial Root Finder App

Page 23

Table of Contents

Ti-92 plus Voyage 200