# TI-84 Plus

### Why the Ti-84?

The Ti-84 Plus series of graphing calculators are the most used type of calculator in middle schools, high schools, and colleges across the country. Despite being so popular, there is an astounding lack of knowledge of their many hidden features. Because of this, Calc King is dedicated to educating both students and teachers how to access their calculators’ full capabilities.

Feel free to browse any posts, but here are some helpful links to get started.

Aren’t convinced that the TI-84 is the best calculator? Check out this comparative review with the other popular models and prepare to have your mind changed.

# Polynomial and Equation System Solver (PlySmlt2)

March 22, 2018 1

Many students (and even teachers) have no idea that a polynomial solver and system of equations solver is already installed in all TI-84 Plus series calculators. Because the interface can be slightly confusing to navigate, I still recommend creating a… continue reading »

# Slope-Intercept, Distance, and Midpoint Formula Program

March 19, 2018 0

One of the most common scenarios in basic algebra is the encounter of two coordinate points. You may need to determine an equation for the line connecting the two points. You might need the distance between the two points. You… continue reading »

# Vector Math Program for TI-84 Plus

March 19, 2018 1

Tired of calculating vector cross products or unit vectors by hand? This handy program allows you to input two vectors and add or subtract them, or take the dot or cross product, and receive the resulting vector along with its… continue reading »

# Kinematic Equations Program for TI-84 Plus

January 17, 2018 2

Enrolled in a mechanical physics class? This calculator program will make calculations easier and quicker with automatic solvers for the kinematic equations! The program allows you to choose which of the three equations to use, input your values, select an… continue reading »

December 20, 2017 6

Never fall victim to boredom in math class again! Pac-Man, the classic arcade game first released in Japan in 1980, is available for TI-84 Plus CE calculators thanks to MateoConLechuga from cemetech.net. Surprisingly, gameplay is very smooth and the graphics and… continue reading »

# TI-84 Plus CE vs. TI-Nspire CX

December 18, 2017 0

A common question of students is “what calculator should I get?” This comparative review tackles the two biggest players in graphing calculators: The TI-84 Plus CE and the TI-Nspire CX. Their popularity stems from the fact that they’re both newer… continue reading »

# Euler Method Calculator Program

December 14, 2017 0

The Euler method for solving differential equations can often be tedious. Especially in calculus classes, students are often required to produce tables to demonstrate their knowledge of the subject. This calculator program lets users input an initial function solution, a… continue reading »

# Ace Chemistry Class with the TI-84 Periodic Table App

December 7, 2017 3

Did you know there is a periodic table application in your calculator? It allows you to view every element along with nearly all of their properties, and lets you to export data to manipulate freely. With this powerful tool built… continue reading »

# Quadratic Formula Program for TI-84

December 3, 2017 2

Ever wanted to easily solve or factor quadratic equations without having to write out the formula and calculate manually? This detailed tutorial will show you how to program the quadratic formula into your TI-84 calculator so that all you need… continue reading »