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Articles & Books From Jeff McCalla
Article / Updated 06-06-2023
You bought the TI-84 Plus C graphing calculator to help you do graphs, and help you it does. The points in the following list walk you through the steps to take to get your TI-84 Plus C to display a graph:
Cheat Sheet / Updated 10-21-2022
The TI-84 Plus CE graphing calculator is one of the most popular calculators in the world. Find out the important keystrokes you need to know to use the TI-84 Plus, and learn the math functions and constants that the TI-84 Plus CE makes available to you.Get to know the basics of graphing on your TI-84 Plus CE, as well as how to use the calculator’s zoom commands and special menus.
Article / Updated 10-19-2022
The letters STO may look like texting language, but the TI-84 Plus calculator's STO key is a handy feature to have around. If you plan to use the same number many times when evaluating arithmetic expressions, consider storing that number in a variable.To do so, follow these steps:
If necessary, press [2nd][MODE] to enter the Home screen.
Article / Updated 10-19-2022
Before you can graph a function on your TI-84 Plus calculator, you must enter it into the calculator. The calculator can handle up to ten functions at once, Y1 through Y9 and Y0. To enter functions in the calculator, perform the following steps:
Press [MODE] and put the calculator in Function mode.
To highlight an item in the Mode menu, use the
keys to place the cursor on the item and then press [ENTER].
Article / Updated 10-19-2022
After you have entered functions into the TI-84 Plus calculator and formatted your graph, you’re almost ready to start your graphing fun. Once you get the hang of graphing, you won’t need to go through all these steps.
Turning off Stat Plots (if necessary)
The top line in the Y= editor tells you the graphing status of the Stat Plots.
Article / Updated 10-19-2022
The functions housed in the Angle menu on your TI-84 Plus calculator enable you to convert between degrees and radians or convert between rectangular and polar coordinates. To convert degrees to radians, follow these steps:
Put the calculator in Radian mode.
Press [MODE], use the arrow keys to highlight RADIAN, and then press [ENTER].
You and your trusty TI-84+ can ace math, together Graphing calculators are an essential tool in many high school and college math courses. TI-84 Plus CE Graphing Calculator For Dummies teaches you how to use these handy little machines with confidence, for basic math and far, far beyond. Packed with insider tips, common mistakes to avoid, and updates on the newest products available, this is the must-have reference to get the most out of your graphing calculator.
Cheat Sheet / Updated 02-17-2022
The TI-Nspire device is the most sophisticated handheld graphing calculator available, allowing users to display and evaluate values symbolically, and to reuse the same equations across multiple applications. Because it’s so sophisticated, navigating its features can sometimes be confusing. It helps to know a variety of methods of achieving your aims with the device.
Step by Step / Updated 01-26-2022
Even the best calculating machine is only as good as its input. This list identifies ten common errors made when using the TI-84 Plus calculator. Wouldn’t it be great to avoid some of the common errors that normally plague students who are using calculators?Using [–] instead of [(-)] to indicate that a number is negative.
Cheat Sheet / Updated 01-21-2022
The TI-84 Plus C graphing calculator is one of the most popular calculators in the world. Find out the important keystrokes you need to know to use the TI-84 Plus, and learn the math functions and constants that the TI-84 Plus C makes available to you.Get to know the basics of graphing on your TI-84 Plus C, as well as how to use the calculator’s zoom commands and special menus.