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The TI-83 Plus Elementary Algebra Calculator Tutorial

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Table of Contents Introduction to the Keyboard Basics

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Introduction to the Keyboard

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Color Coded Keys Dark Blue Keys Black Keys Gray Keys Gold Key Green Key

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Dark Blue Keys

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Cursor Keys (Moves the cursor on the screen)

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Dark Blue Keys Cursor Keys Operation Keys (Performs your basic add, subtract, multiply, and divide)

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Dark Blue Keys Cursor Keys Operation Keys Enter Key (Works like the equal sign when doing operations)

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Dark Blue Keys Cursor Keys Operation Keys Enter Key Graphing Keys (Use these to graph and work with graphs)

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Dark Blue Keys Cursor Keys Operation Keys Enter Key Graphing Keys Application Key

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Black Keys

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On Key (Turns the calculator on)

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Black Keys On Key [X, T, , n] Key (This is your variable key. Use it when you have a variable)

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Black Keys On Key [X, T, , n] Key Square Key (Use this for an exponent of 2)

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Black Keys On Key [X, T, , n] Key Square Key Power Key (Caret) (Use this when you have an exponent other than 2)

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Black Keys On Key [X, T, , n] Key Square Key Power Key (Caret) Parentheses (Can be used for grouping or multiplication)

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Black Keys On Key [X, T, , n] Key Square Key Power Key (Caret) Parentheses MATH (This menu contains fractions, absolute value, roots, exponents,…)

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Black Keys On Key [X, T, , n] Key Square Key Power Key (Caret) Parentheses MATH CLEAR (Clears entries on screen)

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Black Keys On Key [X, T, , n] Key Square Key Power Key (Caret) Parentheses MATH CLEAR DEL (Deletes characters on the screen)

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Black Keys On Key [X, T, , n] Key Square Key Power Key (Caret) Parentheses MATH CLEAR DEL MODE (Lets you select different modes for the calculator)

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Gray Keys

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Grey Keys Digit Keys

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Gray Keys Digit Keys Decimal Key

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Gray Keys Digit Keys Decimal Key Negative Key (not to be confused with the subtraction key)

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Yellow Key

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2 nd (This allows you to perform any command written in yellow above the keys)

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Yellow Key 2 nd OFF is 2 nd [ ON ]

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Yellow Key 2 nd OFF is [ 2 nd ] [ ON ] √ is [ 2 nd ] [ x 2 ]

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Green Key

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ALPHA (This allows you to enter the alphabet characters written in green above the keys)

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Green Key ALPHA : is [ ALPHA] [. ] (Used for programming)

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Green Key ALPHA : is [ ALPHA] [. ] Allows more than 1 command per line

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TI-83 Basics

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Beginning

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On

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Beginning On Press

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Beginning On Press Off

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Beginning On Press Off Press

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Beginning On Press Off Press Contrast (makes screen lighter or darker)

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Beginning On Press Off Press Contrast Increase – Press

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Beginning On Press Off Press Contrast Increase – Press Decrease – Press

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Editing FAQS

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How do I clear the line I am working on?

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Editing FAQS How do I clear the line I am working on? Press

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Editing FAQS How do I clear the line I am working on? Press How do I clear the screen?

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Editing FAQS How do I clear the line I am working on? Press How do I clear the screen? Press on a blank line

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Editing FAQS How do I clear the line I am working on? Press How do I clear the screen? Press on a blank line or Press twice

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Editing FAQS How do I clear the line I am working on? Press How do I clear the screen? Press on a blank line or Press twice How do I change a wrong digit?

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Editing FAQS How do I clear the line I am working on? Press How do I clear the screen? Press on a blank line Press twice How do I change a wrong digit? Put the cursor on top of the wrong digit and press the correct digit.

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Editing FAQS How do I delete a digit or symbol?

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Editing FAQS How do I delete a digit or symbol? Put the cursor on the digit and press

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Editing FAQS How do I delete a digit or symbol? Put the cursor on the digit and press How do I insert a digit or symbol?

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Editing FAQS How do I delete a digit or symbol? Put the cursor on the digit and press How do I insert a digit or symbol? Put the cursor to the right of the position where you want to insert something and press =

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Editing FAQS How do I delete a digit or symbol? Put the cursor on the digit and press How do I insert a digit or symbol? Put the cursor to the right of the position where you want to insert something and press = I made a mistake on the last line but I have already pressed ENTER. Can I change it?

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Editing FAQS How do I delete a digit or symbol? Put the cursor on the digit and press How do I insert a digit or symbol? Put the cursor to the right of the position where you want to insert something and press = I made a mistake on the last line but I have already pressed ENTER. Can I change it? Press = then correct your mistake

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Editing FAQS Help! I don’t know where I am or how I got here. What do I do?

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Editing FAQS Help! I don’t know where I am or how I got here. What do I do? Press

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Editing FAQS Help! I don’t know where I am or how I got here. What do I do? Press If that doesn’t work, press = as many times as necessary

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